llvm/test/Transforms/SROA/non-capturing-call.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt < %s -passes=sroa -S | FileCheck %s --check-prefix=CHECK
; RUN: opt < %s -passes=sroa -opaque-pointers -S | FileCheck %s --check-prefix=CHECK-OPAQUE

define i32 @alloca_used_in_call(i32* nocapture nonnull readonly %data, i64 %n) {
; CHECK-LABEL: @alloca_used_in_call(
; CHECK-NEXT:  entry:
; CHECK-NEXT:    [[RETVAL:%.*]] = alloca i32, align 4
; CHECK-NEXT:    store i32 0, i32* [[RETVAL]], align 4
; CHECK-NEXT:    br label [[LOOP:%.*]]
; CHECK:       loop:
; CHECK-NEXT:    [[INDVARS_IV:%.*]] = phi i64 [ 0, [[ENTRY:%.*]] ], [ [[INDVARS_IV_NEXT:%.*]], [[LOOP]] ]
; CHECK-NEXT:    [[ARRAYIDX:%.*]] = getelementptr inbounds i32, i32* [[DATA:%.*]], i64 [[INDVARS_IV]]
; CHECK-NEXT:    [[LD:%.*]] = load i32, i32* [[ARRAYIDX]], align 4
; CHECK-NEXT:    [[RDX:%.*]] = load i32, i32* [[RETVAL]], align 4
; CHECK-NEXT:    [[RDX_INC:%.*]] = add nsw i32 [[RDX]], [[LD]]
; CHECK-NEXT:    store i32 [[RDX_INC]], i32* [[RETVAL]], align 4
; CHECK-NEXT:    [[INDVARS_IV_NEXT]] = add nsw i64 [[INDVARS_IV]], 1
; CHECK-NEXT:    [[EXITCOND:%.*]] = icmp ne i64 [[INDVARS_IV_NEXT]], [[N:%.*]]
; CHECK-NEXT:    br i1 [[EXITCOND]], label [[LOOP]], label [[EXIT:%.*]]
; CHECK:       exit:
; CHECK-NEXT:    [[I0:%.*]] = call i32 @user_of_alloca(i32* nocapture nonnull [[RETVAL]])
; CHECK-NEXT:    [[I1:%.*]] = load i32, i32* [[RETVAL]], align 4
; CHECK-NEXT:    ret i32 [[I1]]
;
; CHECK-OPAQUE-LABEL: @alloca_used_in_call(
; CHECK-OPAQUE-NEXT:  entry:
; CHECK-OPAQUE-NEXT:    [[RETVAL:%.*]] = alloca i32, align 4
; CHECK-OPAQUE-NEXT:    store i32 0, ptr [[RETVAL]], align 4
; CHECK-OPAQUE-NEXT:    br label [[LOOP:%.*]]
; CHECK-OPAQUE:       loop:
; CHECK-OPAQUE-NEXT:    [[INDVARS_IV:%.*]] = phi i64 [ 0, [[ENTRY:%.*]] ], [ [[INDVARS_IV_NEXT:%.*]], [[LOOP]] ]
; CHECK-OPAQUE-NEXT:    [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[DATA:%.*]], i64 [[INDVARS_IV]]
; CHECK-OPAQUE-NEXT:    [[LD:%.*]] = load i32, ptr [[ARRAYIDX]], align 4
; CHECK-OPAQUE-NEXT:    [[RDX:%.*]] = load i32, ptr [[RETVAL]], align 4
; CHECK-OPAQUE-NEXT:    [[RDX_INC:%.*]] = add nsw i32 [[RDX]], [[LD]]
; CHECK-OPAQUE-NEXT:    store i32 [[RDX_INC]], ptr [[RETVAL]], align 4
; CHECK-OPAQUE-NEXT:    [[INDVARS_IV_NEXT]] = add nsw i64 [[INDVARS_IV]], 1
; CHECK-OPAQUE-NEXT:    [[EXITCOND:%.*]] = icmp ne i64 [[INDVARS_IV_NEXT]], [[N:%.*]]
; CHECK-OPAQUE-NEXT:    br i1 [[EXITCOND]], label [[LOOP]], label [[EXIT:%.*]]
; CHECK-OPAQUE:       exit:
; CHECK-OPAQUE-NEXT:    [[I0:%.*]] = call i32 @user_of_alloca(ptr nocapture nonnull [[RETVAL]])
; CHECK-OPAQUE-NEXT:    [[I1:%.*]] = load i32, ptr [[RETVAL]], align 4
; CHECK-OPAQUE-NEXT:    ret i32 [[I1]]
;
entry:
  %retval = alloca i32, align 4
  store i32 0, i32* %retval, align 4
  br label %loop

loop:
  %indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %loop ]
  %arrayidx = getelementptr inbounds i32, i32* %data, i64 %indvars.iv
  %ld = load i32, i32* %arrayidx, align 4
  %rdx = load i32, i32* %retval, align 4
  %rdx.inc = add nsw i32 %rdx, %ld
  store i32 %rdx.inc, i32* %retval, align 4
  %indvars.iv.next = add nsw i64 %indvars.iv, 1
  %exitcond = icmp ne i64 %indvars.iv.next, %n
  br i1 %exitcond, label %loop, label %exit

exit:
  %i0 = call i32 @user_of_alloca(i32* nocapture nonnull %retval)
  %i1 = load i32, i32* %retval, align 4
  ret i32 %i1
}

define i32 @alloca_captured_in_call(i32* nocapture nonnull readonly %data, i64 %n) {
; CHECK-LABEL: @alloca_captured_in_call(
; CHECK-NEXT:  entry:
; CHECK-NEXT:    [[RETVAL:%.*]] = alloca i32, align 4
; CHECK-NEXT:    store i32 0, i32* [[RETVAL]], align 4
; CHECK-NEXT:    br label [[LOOP:%.*]]
; CHECK:       loop:
; CHECK-NEXT:    [[INDVARS_IV:%.*]] = phi i64 [ 0, [[ENTRY:%.*]] ], [ [[INDVARS_IV_NEXT:%.*]], [[LOOP]] ]
; CHECK-NEXT:    [[ARRAYIDX:%.*]] = getelementptr inbounds i32, i32* [[DATA:%.*]], i64 [[INDVARS_IV]]
; CHECK-NEXT:    [[LD:%.*]] = load i32, i32* [[ARRAYIDX]], align 4
; CHECK-NEXT:    [[RDX:%.*]] = load i32, i32* [[RETVAL]], align 4
; CHECK-NEXT:    [[RDX_INC:%.*]] = add nsw i32 [[RDX]], [[LD]]
; CHECK-NEXT:    store i32 [[RDX_INC]], i32* [[RETVAL]], align 4
; CHECK-NEXT:    [[INDVARS_IV_NEXT]] = add nsw i64 [[INDVARS_IV]], 1
; CHECK-NEXT:    [[EXITCOND:%.*]] = icmp ne i64 [[INDVARS_IV_NEXT]], [[N:%.*]]
; CHECK-NEXT:    br i1 [[EXITCOND]], label [[LOOP]], label [[EXIT:%.*]]
; CHECK:       exit:
; CHECK-NEXT:    [[I0:%.*]] = call i32 @capture_of_alloca(i32* nonnull [[RETVAL]])
; CHECK-NEXT:    [[I1:%.*]] = load i32, i32* [[RETVAL]], align 4
; CHECK-NEXT:    ret i32 [[I1]]
;
; CHECK-OPAQUE-LABEL: @alloca_captured_in_call(
; CHECK-OPAQUE-NEXT:  entry:
; CHECK-OPAQUE-NEXT:    [[RETVAL:%.*]] = alloca i32, align 4
; CHECK-OPAQUE-NEXT:    store i32 0, ptr [[RETVAL]], align 4
; CHECK-OPAQUE-NEXT:    br label [[LOOP:%.*]]
; CHECK-OPAQUE:       loop:
; CHECK-OPAQUE-NEXT:    [[INDVARS_IV:%.*]] = phi i64 [ 0, [[ENTRY:%.*]] ], [ [[INDVARS_IV_NEXT:%.*]], [[LOOP]] ]
; CHECK-OPAQUE-NEXT:    [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[DATA:%.*]], i64 [[INDVARS_IV]]
; CHECK-OPAQUE-NEXT:    [[LD:%.*]] = load i32, ptr [[ARRAYIDX]], align 4
; CHECK-OPAQUE-NEXT:    [[RDX:%.*]] = load i32, ptr [[RETVAL]], align 4
; CHECK-OPAQUE-NEXT:    [[RDX_INC:%.*]] = add nsw i32 [[RDX]], [[LD]]
; CHECK-OPAQUE-NEXT:    store i32 [[RDX_INC]], ptr [[RETVAL]], align 4
; CHECK-OPAQUE-NEXT:    [[INDVARS_IV_NEXT]] = add nsw i64 [[INDVARS_IV]], 1
; CHECK-OPAQUE-NEXT:    [[EXITCOND:%.*]] = icmp ne i64 [[INDVARS_IV_NEXT]], [[N:%.*]]
; CHECK-OPAQUE-NEXT:    br i1 [[EXITCOND]], label [[LOOP]], label [[EXIT:%.*]]
; CHECK-OPAQUE:       exit:
; CHECK-OPAQUE-NEXT:    [[I0:%.*]] = call i32 @capture_of_alloca(ptr nonnull [[RETVAL]])
; CHECK-OPAQUE-NEXT:    [[I1:%.*]] = load i32, ptr [[RETVAL]], align 4
; CHECK-OPAQUE-NEXT:    ret i32 [[I1]]
;
entry:
  %retval = alloca i32, align 4
  store i32 0, i32* %retval, align 4
  br label %loop

loop:
  %indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %loop ]
  %arrayidx = getelementptr inbounds i32, i32* %data, i64 %indvars.iv
  %ld = load i32, i32* %arrayidx, align 4
  %rdx = load i32, i32* %retval, align 4
  %rdx.inc = add nsw i32 %rdx, %ld
  store i32 %rdx.inc, i32* %retval, align 4
  %indvars.iv.next = add nsw i64 %indvars.iv, 1
  %exitcond = icmp ne i64 %indvars.iv.next, %n
  br i1 %exitcond, label %loop, label %exit

exit:
  %i0 = call i32 @capture_of_alloca(i32* nonnull %retval)
  %i1 = load i32, i32* %retval, align 4
  ret i32 %i1
}

define i32 @alloca_with_gep_used_in_call(i32* nocapture nonnull readonly %data, i64 %n) {
; CHECK-LABEL: @alloca_with_gep_used_in_call(
; CHECK-NEXT:  entry:
; CHECK-NEXT:    [[RETVAL:%.*]] = alloca i32, align 4
; CHECK-NEXT:    store i32 0, i32* [[RETVAL]], align 4
; CHECK-NEXT:    br label [[LOOP:%.*]]
; CHECK:       loop:
; CHECK-NEXT:    [[INDVARS_IV:%.*]] = phi i64 [ 0, [[ENTRY:%.*]] ], [ [[INDVARS_IV_NEXT:%.*]], [[LOOP]] ]
; CHECK-NEXT:    [[ARRAYIDX:%.*]] = getelementptr inbounds i32, i32* [[DATA:%.*]], i64 [[INDVARS_IV]]
; CHECK-NEXT:    [[LD:%.*]] = load i32, i32* [[ARRAYIDX]], align 4
; CHECK-NEXT:    [[RDX:%.*]] = load i32, i32* [[RETVAL]], align 4
; CHECK-NEXT:    [[RDX_INC:%.*]] = add nsw i32 [[RDX]], [[LD]]
; CHECK-NEXT:    store i32 [[RDX_INC]], i32* [[RETVAL]], align 4
; CHECK-NEXT:    [[INDVARS_IV_NEXT]] = add nsw i64 [[INDVARS_IV]], 1
; CHECK-NEXT:    [[EXITCOND:%.*]] = icmp ne i64 [[INDVARS_IV_NEXT]], [[N:%.*]]
; CHECK-NEXT:    br i1 [[EXITCOND]], label [[LOOP]], label [[EXIT:%.*]]
; CHECK:       exit:
; CHECK-NEXT:    [[GEP:%.*]] = getelementptr i32, i32* [[RETVAL]], i32 0
; CHECK-NEXT:    [[I0:%.*]] = call i32 @user_of_alloca(i32* nocapture nonnull [[GEP]])
; CHECK-NEXT:    [[I1:%.*]] = load i32, i32* [[RETVAL]], align 4
; CHECK-NEXT:    ret i32 [[I1]]
;
; CHECK-OPAQUE-LABEL: @alloca_with_gep_used_in_call(
; CHECK-OPAQUE-NEXT:  entry:
; CHECK-OPAQUE-NEXT:    [[RETVAL:%.*]] = alloca i32, align 4
; CHECK-OPAQUE-NEXT:    store i32 0, ptr [[RETVAL]], align 4
; CHECK-OPAQUE-NEXT:    br label [[LOOP:%.*]]
; CHECK-OPAQUE:       loop:
; CHECK-OPAQUE-NEXT:    [[INDVARS_IV:%.*]] = phi i64 [ 0, [[ENTRY:%.*]] ], [ [[INDVARS_IV_NEXT:%.*]], [[LOOP]] ]
; CHECK-OPAQUE-NEXT:    [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[DATA:%.*]], i64 [[INDVARS_IV]]
; CHECK-OPAQUE-NEXT:    [[LD:%.*]] = load i32, ptr [[ARRAYIDX]], align 4
; CHECK-OPAQUE-NEXT:    [[RDX:%.*]] = load i32, ptr [[RETVAL]], align 4
; CHECK-OPAQUE-NEXT:    [[RDX_INC:%.*]] = add nsw i32 [[RDX]], [[LD]]
; CHECK-OPAQUE-NEXT:    store i32 [[RDX_INC]], ptr [[RETVAL]], align 4
; CHECK-OPAQUE-NEXT:    [[INDVARS_IV_NEXT]] = add nsw i64 [[INDVARS_IV]], 1
; CHECK-OPAQUE-NEXT:    [[EXITCOND:%.*]] = icmp ne i64 [[INDVARS_IV_NEXT]], [[N:%.*]]
; CHECK-OPAQUE-NEXT:    br i1 [[EXITCOND]], label [[LOOP]], label [[EXIT:%.*]]
; CHECK-OPAQUE:       exit:
; CHECK-OPAQUE-NEXT:    [[GEP:%.*]] = getelementptr i32, ptr [[RETVAL]], i32 0
; CHECK-OPAQUE-NEXT:    [[I0:%.*]] = call i32 @user_of_alloca(ptr nocapture nonnull [[GEP]])
; CHECK-OPAQUE-NEXT:    [[I1:%.*]] = load i32, ptr [[RETVAL]], align 4
; CHECK-OPAQUE-NEXT:    ret i32 [[I1]]
;
entry:
  %retval = alloca i32, align 4
  store i32 0, i32* %retval, align 4
  br label %loop

loop:
  %indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %loop ]
  %arrayidx = getelementptr inbounds i32, i32* %data, i64 %indvars.iv
  %ld = load i32, i32* %arrayidx, align 4
  %rdx = load i32, i32* %retval, align 4
  %rdx.inc = add nsw i32 %rdx, %ld
  store i32 %rdx.inc, i32* %retval, align 4
  %indvars.iv.next = add nsw i64 %indvars.iv, 1
  %exitcond = icmp ne i64 %indvars.iv.next, %n
  br i1 %exitcond, label %loop, label %exit

exit:
  %gep = getelementptr i32, i32* %retval, i32 0
  %i0 = call i32 @user_of_alloca(i32* nocapture nonnull %gep)
  %i1 = load i32, i32* %retval, align 4
  ret i32 %i1
}

define i32 @alloca_captured_second_arg(i32* nocapture nonnull readonly %data, i64 %n) {
; CHECK-LABEL: @alloca_captured_second_arg(
; CHECK-NEXT:  entry:
; CHECK-NEXT:    [[RETVAL:%.*]] = alloca i32, align 4
; CHECK-NEXT:    store i32 0, i32* [[RETVAL]], align 4
; CHECK-NEXT:    br label [[LOOP:%.*]]
; CHECK:       loop:
; CHECK-NEXT:    [[INDVARS_IV:%.*]] = phi i64 [ 0, [[ENTRY:%.*]] ], [ [[INDVARS_IV_NEXT:%.*]], [[LOOP]] ]
; CHECK-NEXT:    [[ARRAYIDX:%.*]] = getelementptr inbounds i32, i32* [[DATA:%.*]], i64 [[INDVARS_IV]]
; CHECK-NEXT:    [[LD:%.*]] = load i32, i32* [[ARRAYIDX]], align 4
; CHECK-NEXT:    [[RDX:%.*]] = load i32, i32* [[RETVAL]], align 4
; CHECK-NEXT:    [[RDX_INC:%.*]] = add nsw i32 [[RDX]], [[LD]]
; CHECK-NEXT:    store i32 [[RDX_INC]], i32* [[RETVAL]], align 4
; CHECK-NEXT:    [[INDVARS_IV_NEXT]] = add nsw i64 [[INDVARS_IV]], 1
; CHECK-NEXT:    [[EXITCOND:%.*]] = icmp ne i64 [[INDVARS_IV_NEXT]], [[N:%.*]]
; CHECK-NEXT:    br i1 [[EXITCOND]], label [[LOOP]], label [[EXIT:%.*]]
; CHECK:       exit:
; CHECK-NEXT:    [[I0:%.*]] = call i32 @capture_with_multiple_args(i32* nocapture nonnull [[RETVAL]], i32* nonnull [[RETVAL]])
; CHECK-NEXT:    [[I1:%.*]] = load i32, i32* [[RETVAL]], align 4
; CHECK-NEXT:    ret i32 [[I1]]
;
; CHECK-OPAQUE-LABEL: @alloca_captured_second_arg(
; CHECK-OPAQUE-NEXT:  entry:
; CHECK-OPAQUE-NEXT:    [[RETVAL:%.*]] = alloca i32, align 4
; CHECK-OPAQUE-NEXT:    store i32 0, ptr [[RETVAL]], align 4
; CHECK-OPAQUE-NEXT:    br label [[LOOP:%.*]]
; CHECK-OPAQUE:       loop:
; CHECK-OPAQUE-NEXT:    [[INDVARS_IV:%.*]] = phi i64 [ 0, [[ENTRY:%.*]] ], [ [[INDVARS_IV_NEXT:%.*]], [[LOOP]] ]
; CHECK-OPAQUE-NEXT:    [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[DATA:%.*]], i64 [[INDVARS_IV]]
; CHECK-OPAQUE-NEXT:    [[LD:%.*]] = load i32, ptr [[ARRAYIDX]], align 4
; CHECK-OPAQUE-NEXT:    [[RDX:%.*]] = load i32, ptr [[RETVAL]], align 4
; CHECK-OPAQUE-NEXT:    [[RDX_INC:%.*]] = add nsw i32 [[RDX]], [[LD]]
; CHECK-OPAQUE-NEXT:    store i32 [[RDX_INC]], ptr [[RETVAL]], align 4
; CHECK-OPAQUE-NEXT:    [[INDVARS_IV_NEXT]] = add nsw i64 [[INDVARS_IV]], 1
; CHECK-OPAQUE-NEXT:    [[EXITCOND:%.*]] = icmp ne i64 [[INDVARS_IV_NEXT]], [[N:%.*]]
; CHECK-OPAQUE-NEXT:    br i1 [[EXITCOND]], label [[LOOP]], label [[EXIT:%.*]]
; CHECK-OPAQUE:       exit:
; CHECK-OPAQUE-NEXT:    [[I0:%.*]] = call i32 @capture_with_multiple_args(ptr nocapture nonnull [[RETVAL]], ptr nonnull [[RETVAL]])
; CHECK-OPAQUE-NEXT:    [[I1:%.*]] = load i32, ptr [[RETVAL]], align 4
; CHECK-OPAQUE-NEXT:    ret i32 [[I1]]
;
entry:
  %retval = alloca i32, align 4
  store i32 0, i32* %retval, align 4
  br label %loop

loop:
  %indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %loop ]
  %arrayidx = getelementptr inbounds i32, i32* %data, i64 %indvars.iv
  %ld = load i32, i32* %arrayidx, align 4
  %rdx = load i32, i32* %retval, align 4
  %rdx.inc = add nsw i32 %rdx, %ld
  store i32 %rdx.inc, i32* %retval, align 4
  %indvars.iv.next = add nsw i64 %indvars.iv, 1
  %exitcond = icmp ne i64 %indvars.iv.next, %n
  br i1 %exitcond, label %loop, label %exit

exit:
  %i0 = call i32 @capture_with_multiple_args(i32* nocapture nonnull %retval, i32* nonnull %retval)
  %i1 = load i32, i32* %retval, align 4
  ret i32 %i1
}

define i32 @alloca_used_in_maybe_throwing_call(i32* nocapture nonnull readonly %data, i64 %n) personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*)  {
; CHECK-LABEL: @alloca_used_in_maybe_throwing_call(
; CHECK-NEXT:  entry:
; CHECK-NEXT:    [[RETVAL:%.*]] = alloca i32, align 4
; CHECK-NEXT:    store i32 0, i32* [[RETVAL]], align 4
; CHECK-NEXT:    br label [[LOOP:%.*]]
; CHECK:       loop:
; CHECK-NEXT:    [[INDVARS_IV:%.*]] = phi i64 [ 0, [[ENTRY:%.*]] ], [ [[INDVARS_IV_NEXT:%.*]], [[LOOP]] ]
; CHECK-NEXT:    [[ARRAYIDX:%.*]] = getelementptr inbounds i32, i32* [[DATA:%.*]], i64 [[INDVARS_IV]]
; CHECK-NEXT:    [[LD:%.*]] = load i32, i32* [[ARRAYIDX]], align 4
; CHECK-NEXT:    [[RDX:%.*]] = load i32, i32* [[RETVAL]], align 4
; CHECK-NEXT:    [[RDX_INC:%.*]] = add nsw i32 [[RDX]], [[LD]]
; CHECK-NEXT:    store i32 [[RDX_INC]], i32* [[RETVAL]], align 4
; CHECK-NEXT:    [[INDVARS_IV_NEXT]] = add nsw i64 [[INDVARS_IV]], 1
; CHECK-NEXT:    [[EXITCOND:%.*]] = icmp ne i64 [[INDVARS_IV_NEXT]], [[N:%.*]]
; CHECK-NEXT:    br i1 [[EXITCOND]], label [[LOOP]], label [[EXIT:%.*]]
; CHECK:       exit:
; CHECK-NEXT:    [[I0:%.*]] = invoke i32 @user_of_alloca(i32* nocapture nonnull [[RETVAL]])
; CHECK-NEXT:    to label [[CONT:%.*]] unwind label [[UW:%.*]]
; CHECK:       cont:
; CHECK-NEXT:    br label [[END:%.*]]
; CHECK:       uw:
; CHECK-NEXT:    [[I1:%.*]] = landingpad { i8*, i32 }
; CHECK-NEXT:    catch i8* null
; CHECK-NEXT:    br label [[END]]
; CHECK:       end:
; CHECK-NEXT:    [[I2:%.*]] = load i32, i32* [[RETVAL]], align 4
; CHECK-NEXT:    ret i32 [[I2]]
;
; CHECK-OPAQUE-LABEL: @alloca_used_in_maybe_throwing_call(
; CHECK-OPAQUE-NEXT:  entry:
; CHECK-OPAQUE-NEXT:    [[RETVAL:%.*]] = alloca i32, align 4
; CHECK-OPAQUE-NEXT:    store i32 0, ptr [[RETVAL]], align 4
; CHECK-OPAQUE-NEXT:    br label [[LOOP:%.*]]
; CHECK-OPAQUE:       loop:
; CHECK-OPAQUE-NEXT:    [[INDVARS_IV:%.*]] = phi i64 [ 0, [[ENTRY:%.*]] ], [ [[INDVARS_IV_NEXT:%.*]], [[LOOP]] ]
; CHECK-OPAQUE-NEXT:    [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[DATA:%.*]], i64 [[INDVARS_IV]]
; CHECK-OPAQUE-NEXT:    [[LD:%.*]] = load i32, ptr [[ARRAYIDX]], align 4
; CHECK-OPAQUE-NEXT:    [[RDX:%.*]] = load i32, ptr [[RETVAL]], align 4
; CHECK-OPAQUE-NEXT:    [[RDX_INC:%.*]] = add nsw i32 [[RDX]], [[LD]]
; CHECK-OPAQUE-NEXT:    store i32 [[RDX_INC]], ptr [[RETVAL]], align 4
; CHECK-OPAQUE-NEXT:    [[INDVARS_IV_NEXT]] = add nsw i64 [[INDVARS_IV]], 1
; CHECK-OPAQUE-NEXT:    [[EXITCOND:%.*]] = icmp ne i64 [[INDVARS_IV_NEXT]], [[N:%.*]]
; CHECK-OPAQUE-NEXT:    br i1 [[EXITCOND]], label [[LOOP]], label [[EXIT:%.*]]
; CHECK-OPAQUE:       exit:
; CHECK-OPAQUE-NEXT:    [[I0:%.*]] = invoke i32 @user_of_alloca(ptr nocapture nonnull [[RETVAL]])
; CHECK-OPAQUE-NEXT:    to label [[CONT:%.*]] unwind label [[UW:%.*]]
; CHECK-OPAQUE:       cont:
; CHECK-OPAQUE-NEXT:    br label [[END:%.*]]
; CHECK-OPAQUE:       uw:
; CHECK-OPAQUE-NEXT:    [[I1:%.*]] = landingpad { ptr, i32 }
; CHECK-OPAQUE-NEXT:    catch ptr null
; CHECK-OPAQUE-NEXT:    br label [[END]]
; CHECK-OPAQUE:       end:
; CHECK-OPAQUE-NEXT:    [[I2:%.*]] = load i32, ptr [[RETVAL]], align 4
; CHECK-OPAQUE-NEXT:    ret i32 [[I2]]
;
entry:
  %retval = alloca i32, align 4
  store i32 0, i32* %retval, align 4
  br label %loop

loop:
  %indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %loop ]
  %arrayidx = getelementptr inbounds i32, i32* %data, i64 %indvars.iv
  %ld = load i32, i32* %arrayidx, align 4
  %rdx = load i32, i32* %retval, align 4
  %rdx.inc = add nsw i32 %rdx, %ld
  store i32 %rdx.inc, i32* %retval, align 4
  %indvars.iv.next = add nsw i64 %indvars.iv, 1
  %exitcond = icmp ne i64 %indvars.iv.next, %n
  br i1 %exitcond, label %loop, label %exit

exit:
  %i0 = invoke i32 @user_of_alloca(i32* nocapture nonnull %retval) to label %cont unwind label %uw

cont:
  br label %end

uw:
  %i1 = landingpad { i8*, i32 } catch i8* null
  br label %end

end:
  %i2 = load i32, i32* %retval, align 4
  ret i32 %i2
}

define i32 @alloca_used_in_maybe_throwing_call_with_same_dests(i32* nocapture nonnull readonly %data, i64 %n) personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*)  {
; CHECK-LABEL: @alloca_used_in_maybe_throwing_call_with_same_dests(
; CHECK-NEXT:  entry:
; CHECK-NEXT:    [[RETVAL:%.*]] = alloca i32, align 4
; CHECK-NEXT:    store i32 0, i32* [[RETVAL]], align 4
; CHECK-NEXT:    br label [[LOOP:%.*]]
; CHECK:       loop:
; CHECK-NEXT:    [[INDVARS_IV:%.*]] = phi i64 [ 0, [[ENTRY:%.*]] ], [ [[INDVARS_IV_NEXT:%.*]], [[LOOP]] ]
; CHECK-NEXT:    [[ARRAYIDX:%.*]] = getelementptr inbounds i32, i32* [[DATA:%.*]], i64 [[INDVARS_IV]]
; CHECK-NEXT:    [[LD:%.*]] = load i32, i32* [[ARRAYIDX]], align 4
; CHECK-NEXT:    [[RDX:%.*]] = load i32, i32* [[RETVAL]], align 4
; CHECK-NEXT:    [[RDX_INC:%.*]] = add nsw i32 [[RDX]], [[LD]]
; CHECK-NEXT:    store i32 [[RDX_INC]], i32* [[RETVAL]], align 4
; CHECK-NEXT:    [[INDVARS_IV_NEXT]] = add nsw i64 [[INDVARS_IV]], 1
; CHECK-NEXT:    [[EXITCOND:%.*]] = icmp ne i64 [[INDVARS_IV_NEXT]], [[N:%.*]]
; CHECK-NEXT:    br i1 [[EXITCOND]], label [[LOOP]], label [[EXIT:%.*]]
; CHECK:       exit:
; CHECK-NEXT:    [[I0:%.*]] = invoke i32 @user_of_alloca(i32* nocapture nonnull [[RETVAL]])
; CHECK-NEXT:    to label [[END:%.*]] unwind label [[UW:%.*]]
; CHECK:       uw:
; CHECK-NEXT:    [[I1:%.*]] = landingpad { i8*, i32 }
; CHECK-NEXT:    catch i8* null
; CHECK-NEXT:    br label [[END]]
; CHECK:       end:
; CHECK-NEXT:    [[I2:%.*]] = load i32, i32* [[RETVAL]], align 4
; CHECK-NEXT:    ret i32 [[I2]]
;
; CHECK-OPAQUE-LABEL: @alloca_used_in_maybe_throwing_call_with_same_dests(
; CHECK-OPAQUE-NEXT:  entry:
; CHECK-OPAQUE-NEXT:    [[RETVAL:%.*]] = alloca i32, align 4
; CHECK-OPAQUE-NEXT:    store i32 0, ptr [[RETVAL]], align 4
; CHECK-OPAQUE-NEXT:    br label [[LOOP:%.*]]
; CHECK-OPAQUE:       loop:
; CHECK-OPAQUE-NEXT:    [[INDVARS_IV:%.*]] = phi i64 [ 0, [[ENTRY:%.*]] ], [ [[INDVARS_IV_NEXT:%.*]], [[LOOP]] ]
; CHECK-OPAQUE-NEXT:    [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[DATA:%.*]], i64 [[INDVARS_IV]]
; CHECK-OPAQUE-NEXT:    [[LD:%.*]] = load i32, ptr [[ARRAYIDX]], align 4
; CHECK-OPAQUE-NEXT:    [[RDX:%.*]] = load i32, ptr [[RETVAL]], align 4
; CHECK-OPAQUE-NEXT:    [[RDX_INC:%.*]] = add nsw i32 [[RDX]], [[LD]]
; CHECK-OPAQUE-NEXT:    store i32 [[RDX_INC]], ptr [[RETVAL]], align 4
; CHECK-OPAQUE-NEXT:    [[INDVARS_IV_NEXT]] = add nsw i64 [[INDVARS_IV]], 1
; CHECK-OPAQUE-NEXT:    [[EXITCOND:%.*]] = icmp ne i64 [[INDVARS_IV_NEXT]], [[N:%.*]]
; CHECK-OPAQUE-NEXT:    br i1 [[EXITCOND]], label [[LOOP]], label [[EXIT:%.*]]
; CHECK-OPAQUE:       exit:
; CHECK-OPAQUE-NEXT:    [[I0:%.*]] = invoke i32 @user_of_alloca(ptr nocapture nonnull [[RETVAL]])
; CHECK-OPAQUE-NEXT:    to label [[END:%.*]] unwind label [[UW:%.*]]
; CHECK-OPAQUE:       uw:
; CHECK-OPAQUE-NEXT:    [[I1:%.*]] = landingpad { ptr, i32 }
; CHECK-OPAQUE-NEXT:    catch ptr null
; CHECK-OPAQUE-NEXT:    br label [[END]]
; CHECK-OPAQUE:       end:
; CHECK-OPAQUE-NEXT:    [[I2:%.*]] = load i32, ptr [[RETVAL]], align 4
; CHECK-OPAQUE-NEXT:    ret i32 [[I2]]
;
entry:
  %retval = alloca i32, align 4
  store i32 0, i32* %retval, align 4
  br label %loop

loop:
  %indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %loop ]
  %arrayidx = getelementptr inbounds i32, i32* %data, i64 %indvars.iv
  %ld = load i32, i32* %arrayidx, align 4
  %rdx = load i32, i32* %retval, align 4
  %rdx.inc = add nsw i32 %rdx, %ld
  store i32 %rdx.inc, i32* %retval, align 4
  %indvars.iv.next = add nsw i64 %indvars.iv, 1
  %exitcond = icmp ne i64 %indvars.iv.next, %n
  br i1 %exitcond, label %loop, label %exit

exit:
  %i0 = invoke i32 @user_of_alloca(i32* nocapture nonnull %retval) to label %end unwind label %uw

uw:
  %i1 = landingpad { i8*, i32 } catch i8* null
  br label %end

end:
  %i2 = load i32, i32* %retval, align 4
  ret i32 %i2
}

define [2 x i32] @part_of_alloca_used_in_call(i32* nocapture nonnull readonly %data, i64 %n) {
; CHECK-LABEL: @part_of_alloca_used_in_call(
; CHECK-NEXT:  entry:
; CHECK-NEXT:    [[RETVAL_FULL:%.*]] = alloca [2 x i32], align 4
; CHECK-NEXT:    [[DOTFCA_0_GEP:%.*]] = getelementptr inbounds [2 x i32], [2 x i32]* [[RETVAL_FULL]], i32 0, i32 0
; CHECK-NEXT:    store i32 0, i32* [[DOTFCA_0_GEP]], align 4
; CHECK-NEXT:    [[DOTFCA_1_GEP:%.*]] = getelementptr inbounds [2 x i32], [2 x i32]* [[RETVAL_FULL]], i32 0, i32 1
; CHECK-NEXT:    store i32 0, i32* [[DOTFCA_1_GEP]], align 4
; CHECK-NEXT:    [[RETVAL:%.*]] = getelementptr inbounds [2 x i32], [2 x i32]* [[RETVAL_FULL]], i64 0, i64 1
; CHECK-NEXT:    br label [[LOOP:%.*]]
; CHECK:       loop:
; CHECK-NEXT:    [[INDVARS_IV:%.*]] = phi i64 [ 0, [[ENTRY:%.*]] ], [ [[INDVARS_IV_NEXT:%.*]], [[LOOP]] ]
; CHECK-NEXT:    [[ARRAYIDX:%.*]] = getelementptr inbounds i32, i32* [[DATA:%.*]], i64 [[INDVARS_IV]]
; CHECK-NEXT:    [[LD:%.*]] = load i32, i32* [[ARRAYIDX]], align 4
; CHECK-NEXT:    [[RDX:%.*]] = load i32, i32* [[RETVAL]], align 4
; CHECK-NEXT:    [[RDX_INC:%.*]] = add nsw i32 [[RDX]], [[LD]]
; CHECK-NEXT:    store i32 [[RDX_INC]], i32* [[RETVAL]], align 4
; CHECK-NEXT:    [[INDVARS_IV_NEXT]] = add nsw i64 [[INDVARS_IV]], 1
; CHECK-NEXT:    [[EXITCOND:%.*]] = icmp ne i64 [[INDVARS_IV_NEXT]], [[N:%.*]]
; CHECK-NEXT:    br i1 [[EXITCOND]], label [[LOOP]], label [[EXIT:%.*]]
; CHECK:       exit:
; CHECK-NEXT:    [[I0:%.*]] = call i32 @user_of_alloca(i32* nocapture nonnull [[RETVAL]])
; CHECK-NEXT:    [[I1_FCA_0_GEP:%.*]] = getelementptr inbounds [2 x i32], [2 x i32]* [[RETVAL_FULL]], i32 0, i32 0
; CHECK-NEXT:    [[I1_FCA_0_LOAD:%.*]] = load i32, i32* [[I1_FCA_0_GEP]], align 4
; CHECK-NEXT:    [[I1_FCA_0_INSERT:%.*]] = insertvalue [2 x i32] undef, i32 [[I1_FCA_0_LOAD]], 0
; CHECK-NEXT:    [[I1_FCA_1_GEP:%.*]] = getelementptr inbounds [2 x i32], [2 x i32]* [[RETVAL_FULL]], i32 0, i32 1
; CHECK-NEXT:    [[I1_FCA_1_LOAD:%.*]] = load i32, i32* [[I1_FCA_1_GEP]], align 4
; CHECK-NEXT:    [[I1_FCA_1_INSERT:%.*]] = insertvalue [2 x i32] [[I1_FCA_0_INSERT]], i32 [[I1_FCA_1_LOAD]], 1
; CHECK-NEXT:    ret [2 x i32] [[I1_FCA_1_INSERT]]
;
; CHECK-OPAQUE-LABEL: @part_of_alloca_used_in_call(
; CHECK-OPAQUE-NEXT:  entry:
; CHECK-OPAQUE-NEXT:    [[RETVAL_FULL:%.*]] = alloca [2 x i32], align 4
; CHECK-OPAQUE-NEXT:    [[DOTFCA_0_GEP:%.*]] = getelementptr inbounds [2 x i32], ptr [[RETVAL_FULL]], i32 0, i32 0
; CHECK-OPAQUE-NEXT:    store i32 0, ptr [[DOTFCA_0_GEP]], align 4
; CHECK-OPAQUE-NEXT:    [[DOTFCA_1_GEP:%.*]] = getelementptr inbounds [2 x i32], ptr [[RETVAL_FULL]], i32 0, i32 1
; CHECK-OPAQUE-NEXT:    store i32 0, ptr [[DOTFCA_1_GEP]], align 4
; CHECK-OPAQUE-NEXT:    [[RETVAL:%.*]] = getelementptr inbounds [2 x i32], ptr [[RETVAL_FULL]], i64 0, i64 1
; CHECK-OPAQUE-NEXT:    br label [[LOOP:%.*]]
; CHECK-OPAQUE:       loop:
; CHECK-OPAQUE-NEXT:    [[INDVARS_IV:%.*]] = phi i64 [ 0, [[ENTRY:%.*]] ], [ [[INDVARS_IV_NEXT:%.*]], [[LOOP]] ]
; CHECK-OPAQUE-NEXT:    [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[DATA:%.*]], i64 [[INDVARS_IV]]
; CHECK-OPAQUE-NEXT:    [[LD:%.*]] = load i32, ptr [[ARRAYIDX]], align 4
; CHECK-OPAQUE-NEXT:    [[RDX:%.*]] = load i32, ptr [[RETVAL]], align 4
; CHECK-OPAQUE-NEXT:    [[RDX_INC:%.*]] = add nsw i32 [[RDX]], [[LD]]
; CHECK-OPAQUE-NEXT:    store i32 [[RDX_INC]], ptr [[RETVAL]], align 4
; CHECK-OPAQUE-NEXT:    [[INDVARS_IV_NEXT]] = add nsw i64 [[INDVARS_IV]], 1
; CHECK-OPAQUE-NEXT:    [[EXITCOND:%.*]] = icmp ne i64 [[INDVARS_IV_NEXT]], [[N:%.*]]
; CHECK-OPAQUE-NEXT:    br i1 [[EXITCOND]], label [[LOOP]], label [[EXIT:%.*]]
; CHECK-OPAQUE:       exit:
; CHECK-OPAQUE-NEXT:    [[I0:%.*]] = call i32 @user_of_alloca(ptr nocapture nonnull [[RETVAL]])
; CHECK-OPAQUE-NEXT:    [[I1_FCA_0_GEP:%.*]] = getelementptr inbounds [2 x i32], ptr [[RETVAL_FULL]], i32 0, i32 0
; CHECK-OPAQUE-NEXT:    [[I1_FCA_0_LOAD:%.*]] = load i32, ptr [[I1_FCA_0_GEP]], align 4
; CHECK-OPAQUE-NEXT:    [[I1_FCA_0_INSERT:%.*]] = insertvalue [2 x i32] undef, i32 [[I1_FCA_0_LOAD]], 0
; CHECK-OPAQUE-NEXT:    [[I1_FCA_1_GEP:%.*]] = getelementptr inbounds [2 x i32], ptr [[RETVAL_FULL]], i32 0, i32 1
; CHECK-OPAQUE-NEXT:    [[I1_FCA_1_LOAD:%.*]] = load i32, ptr [[I1_FCA_1_GEP]], align 4
; CHECK-OPAQUE-NEXT:    [[I1_FCA_1_INSERT:%.*]] = insertvalue [2 x i32] [[I1_FCA_0_INSERT]], i32 [[I1_FCA_1_LOAD]], 1
; CHECK-OPAQUE-NEXT:    ret [2 x i32] [[I1_FCA_1_INSERT]]
;
entry:
  %retval.full = alloca [2 x i32], align 4
  store [2 x i32] zeroinitializer, [2 x i32]* %retval.full, align 4
  %retval = getelementptr inbounds [2 x i32], [2 x i32]* %retval.full, i64 0, i64 1
  br label %loop

loop:
  %indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %loop ]
  %arrayidx = getelementptr inbounds i32, i32* %data, i64 %indvars.iv
  %ld = load i32, i32* %arrayidx, align 4
  %rdx = load i32, i32* %retval, align 4
  %rdx.inc = add nsw i32 %rdx, %ld
  store i32 %rdx.inc, i32* %retval, align 4
  %indvars.iv.next = add nsw i64 %indvars.iv, 1
  %exitcond = icmp ne i64 %indvars.iv.next, %n
  br i1 %exitcond, label %loop, label %exit

exit:
  %i0 = call i32 @user_of_alloca(i32* nocapture nonnull %retval)
  %i1 = load [2 x i32], [2 x i32]* %retval.full, align 4
  ret [2 x i32] %i1
}

define [2 x i32] @all_parts_of_alloca_used_in_call_with_multiple_args(i32* nocapture nonnull readonly %data, i64 %n) {
; CHECK-LABEL: @all_parts_of_alloca_used_in_call_with_multiple_args(
; CHECK-NEXT:  entry:
; CHECK-NEXT:    [[RETVAL_FULL:%.*]] = alloca [2 x i32], align 4
; CHECK-NEXT:    [[DOTFCA_0_GEP:%.*]] = getelementptr inbounds [2 x i32], [2 x i32]* [[RETVAL_FULL]], i32 0, i32 0
; CHECK-NEXT:    store i32 0, i32* [[DOTFCA_0_GEP]], align 4
; CHECK-NEXT:    [[DOTFCA_1_GEP:%.*]] = getelementptr inbounds [2 x i32], [2 x i32]* [[RETVAL_FULL]], i32 0, i32 1
; CHECK-NEXT:    store i32 0, i32* [[DOTFCA_1_GEP]], align 4
; CHECK-NEXT:    [[RETVAL_BASE:%.*]] = getelementptr inbounds [2 x i32], [2 x i32]* [[RETVAL_FULL]], i64 0, i64 0
; CHECK-NEXT:    [[RETVAL:%.*]] = getelementptr inbounds [2 x i32], [2 x i32]* [[RETVAL_FULL]], i64 0, i64 1
; CHECK-NEXT:    br label [[LOOP:%.*]]
; CHECK:       loop:
; CHECK-NEXT:    [[INDVARS_IV:%.*]] = phi i64 [ 0, [[ENTRY:%.*]] ], [ [[INDVARS_IV_NEXT:%.*]], [[LOOP]] ]
; CHECK-NEXT:    [[ARRAYIDX:%.*]] = getelementptr inbounds i32, i32* [[DATA:%.*]], i64 [[INDVARS_IV]]
; CHECK-NEXT:    [[LD:%.*]] = load i32, i32* [[ARRAYIDX]], align 4
; CHECK-NEXT:    [[RDX:%.*]] = load i32, i32* [[RETVAL]], align 4
; CHECK-NEXT:    [[RDX_INC:%.*]] = add nsw i32 [[RDX]], [[LD]]
; CHECK-NEXT:    store i32 [[RDX_INC]], i32* [[RETVAL]], align 4
; CHECK-NEXT:    [[INDVARS_IV_NEXT]] = add nsw i64 [[INDVARS_IV]], 1
; CHECK-NEXT:    [[EXITCOND:%.*]] = icmp ne i64 [[INDVARS_IV_NEXT]], [[N:%.*]]
; CHECK-NEXT:    br i1 [[EXITCOND]], label [[LOOP]], label [[EXIT:%.*]]
; CHECK:       exit:
; CHECK-NEXT:    [[I0:%.*]] = call i32 @user_of_alloca_with_multiple_args(i32* nocapture nonnull [[RETVAL]], i32* nocapture nonnull [[RETVAL_BASE]])
; CHECK-NEXT:    [[I1_FCA_0_GEP:%.*]] = getelementptr inbounds [2 x i32], [2 x i32]* [[RETVAL_FULL]], i32 0, i32 0
; CHECK-NEXT:    [[I1_FCA_0_LOAD:%.*]] = load i32, i32* [[I1_FCA_0_GEP]], align 4
; CHECK-NEXT:    [[I1_FCA_0_INSERT:%.*]] = insertvalue [2 x i32] undef, i32 [[I1_FCA_0_LOAD]], 0
; CHECK-NEXT:    [[I1_FCA_1_GEP:%.*]] = getelementptr inbounds [2 x i32], [2 x i32]* [[RETVAL_FULL]], i32 0, i32 1
; CHECK-NEXT:    [[I1_FCA_1_LOAD:%.*]] = load i32, i32* [[I1_FCA_1_GEP]], align 4
; CHECK-NEXT:    [[I1_FCA_1_INSERT:%.*]] = insertvalue [2 x i32] [[I1_FCA_0_INSERT]], i32 [[I1_FCA_1_LOAD]], 1
; CHECK-NEXT:    ret [2 x i32] [[I1_FCA_1_INSERT]]
;
; CHECK-OPAQUE-LABEL: @all_parts_of_alloca_used_in_call_with_multiple_args(
; CHECK-OPAQUE-NEXT:  entry:
; CHECK-OPAQUE-NEXT:    [[RETVAL_FULL:%.*]] = alloca [2 x i32], align 4
; CHECK-OPAQUE-NEXT:    [[DOTFCA_0_GEP:%.*]] = getelementptr inbounds [2 x i32], ptr [[RETVAL_FULL]], i32 0, i32 0
; CHECK-OPAQUE-NEXT:    store i32 0, ptr [[DOTFCA_0_GEP]], align 4
; CHECK-OPAQUE-NEXT:    [[DOTFCA_1_GEP:%.*]] = getelementptr inbounds [2 x i32], ptr [[RETVAL_FULL]], i32 0, i32 1
; CHECK-OPAQUE-NEXT:    store i32 0, ptr [[DOTFCA_1_GEP]], align 4
; CHECK-OPAQUE-NEXT:    [[RETVAL_BASE:%.*]] = getelementptr inbounds [2 x i32], ptr [[RETVAL_FULL]], i64 0, i64 0
; CHECK-OPAQUE-NEXT:    [[RETVAL:%.*]] = getelementptr inbounds [2 x i32], ptr [[RETVAL_FULL]], i64 0, i64 1
; CHECK-OPAQUE-NEXT:    br label [[LOOP:%.*]]
; CHECK-OPAQUE:       loop:
; CHECK-OPAQUE-NEXT:    [[INDVARS_IV:%.*]] = phi i64 [ 0, [[ENTRY:%.*]] ], [ [[INDVARS_IV_NEXT:%.*]], [[LOOP]] ]
; CHECK-OPAQUE-NEXT:    [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[DATA:%.*]], i64 [[INDVARS_IV]]
; CHECK-OPAQUE-NEXT:    [[LD:%.*]] = load i32, ptr [[ARRAYIDX]], align 4
; CHECK-OPAQUE-NEXT:    [[RDX:%.*]] = load i32, ptr [[RETVAL]], align 4
; CHECK-OPAQUE-NEXT:    [[RDX_INC:%.*]] = add nsw i32 [[RDX]], [[LD]]
; CHECK-OPAQUE-NEXT:    store i32 [[RDX_INC]], ptr [[RETVAL]], align 4
; CHECK-OPAQUE-NEXT:    [[INDVARS_IV_NEXT]] = add nsw i64 [[INDVARS_IV]], 1
; CHECK-OPAQUE-NEXT:    [[EXITCOND:%.*]] = icmp ne i64 [[INDVARS_IV_NEXT]], [[N:%.*]]
; CHECK-OPAQUE-NEXT:    br i1 [[EXITCOND]], label [[LOOP]], label [[EXIT:%.*]]
; CHECK-OPAQUE:       exit:
; CHECK-OPAQUE-NEXT:    [[I0:%.*]] = call i32 @user_of_alloca_with_multiple_args(ptr nocapture nonnull [[RETVAL]], ptr nocapture nonnull [[RETVAL_BASE]])
; CHECK-OPAQUE-NEXT:    [[I1_FCA_0_GEP:%.*]] = getelementptr inbounds [2 x i32], ptr [[RETVAL_FULL]], i32 0, i32 0
; CHECK-OPAQUE-NEXT:    [[I1_FCA_0_LOAD:%.*]] = load i32, ptr [[I1_FCA_0_GEP]], align 4
; CHECK-OPAQUE-NEXT:    [[I1_FCA_0_INSERT:%.*]] = insertvalue [2 x i32] undef, i32 [[I1_FCA_0_LOAD]], 0
; CHECK-OPAQUE-NEXT:    [[I1_FCA_1_GEP:%.*]] = getelementptr inbounds [2 x i32], ptr [[RETVAL_FULL]], i32 0, i32 1
; CHECK-OPAQUE-NEXT:    [[I1_FCA_1_LOAD:%.*]] = load i32, ptr [[I1_FCA_1_GEP]], align 4
; CHECK-OPAQUE-NEXT:    [[I1_FCA_1_INSERT:%.*]] = insertvalue [2 x i32] [[I1_FCA_0_INSERT]], i32 [[I1_FCA_1_LOAD]], 1
; CHECK-OPAQUE-NEXT:    ret [2 x i32] [[I1_FCA_1_INSERT]]
;
entry:
  %retval.full = alloca [2 x i32], align 4
  store [2 x i32] zeroinitializer, [2 x i32]* %retval.full, align 4
  %retval.base = getelementptr inbounds [2 x i32], [2 x i32]* %retval.full, i64 0, i64 0
  %retval = getelementptr inbounds [2 x i32], [2 x i32]* %retval.full, i64 0, i64 1
  br label %loop

loop:
  %indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %loop ]
  %arrayidx = getelementptr inbounds i32, i32* %data, i64 %indvars.iv
  %ld = load i32, i32* %arrayidx, align 4
  %rdx = load i32, i32* %retval, align 4
  %rdx.inc = add nsw i32 %rdx, %ld
  store i32 %rdx.inc, i32* %retval, align 4
  %indvars.iv.next = add nsw i64 %indvars.iv, 1
  %exitcond = icmp ne i64 %indvars.iv.next, %n
  br i1 %exitcond, label %loop, label %exit

exit:
  %i0 = call i32 @user_of_alloca_with_multiple_args(i32* nocapture nonnull %retval, i32* nocapture nonnull %retval.base)
  %i1 = load [2 x i32], [2 x i32]* %retval.full, align 4
  ret [2 x i32] %i1
}

define [2 x i32] @part_of_alloca_used_in_call_with_multiple_args(i32* nocapture nonnull readonly %data, i64 %n) {
; CHECK-LABEL: @part_of_alloca_used_in_call_with_multiple_args(
; CHECK-NEXT:  entry:
; CHECK-NEXT:    [[RETVAL_FULL:%.*]] = alloca [2 x i32], align 4
; CHECK-NEXT:    [[DOTFCA_0_GEP:%.*]] = getelementptr inbounds [2 x i32], [2 x i32]* [[RETVAL_FULL]], i32 0, i32 0
; CHECK-NEXT:    store i32 0, i32* [[DOTFCA_0_GEP]], align 4
; CHECK-NEXT:    [[DOTFCA_1_GEP:%.*]] = getelementptr inbounds [2 x i32], [2 x i32]* [[RETVAL_FULL]], i32 0, i32 1
; CHECK-NEXT:    store i32 0, i32* [[DOTFCA_1_GEP]], align 4
; CHECK-NEXT:    [[RETVAL:%.*]] = getelementptr inbounds [2 x i32], [2 x i32]* [[RETVAL_FULL]], i64 0, i64 1
; CHECK-NEXT:    br label [[LOOP:%.*]]
; CHECK:       loop:
; CHECK-NEXT:    [[INDVARS_IV:%.*]] = phi i64 [ 0, [[ENTRY:%.*]] ], [ [[INDVARS_IV_NEXT:%.*]], [[LOOP]] ]
; CHECK-NEXT:    [[ARRAYIDX:%.*]] = getelementptr inbounds i32, i32* [[DATA:%.*]], i64 [[INDVARS_IV]]
; CHECK-NEXT:    [[LD:%.*]] = load i32, i32* [[ARRAYIDX]], align 4
; CHECK-NEXT:    [[RDX:%.*]] = load i32, i32* [[RETVAL]], align 4
; CHECK-NEXT:    [[RDX_INC:%.*]] = add nsw i32 [[RDX]], [[LD]]
; CHECK-NEXT:    store i32 [[RDX_INC]], i32* [[RETVAL]], align 4
; CHECK-NEXT:    [[INDVARS_IV_NEXT]] = add nsw i64 [[INDVARS_IV]], 1
; CHECK-NEXT:    [[EXITCOND:%.*]] = icmp ne i64 [[INDVARS_IV_NEXT]], [[N:%.*]]
; CHECK-NEXT:    br i1 [[EXITCOND]], label [[LOOP]], label [[EXIT:%.*]]
; CHECK:       exit:
; CHECK-NEXT:    [[I0:%.*]] = call i32 @user_of_alloca_with_multiple_args(i32* nocapture nonnull [[RETVAL]], i32* nocapture nonnull [[RETVAL]])
; CHECK-NEXT:    [[I1_FCA_0_GEP:%.*]] = getelementptr inbounds [2 x i32], [2 x i32]* [[RETVAL_FULL]], i32 0, i32 0
; CHECK-NEXT:    [[I1_FCA_0_LOAD:%.*]] = load i32, i32* [[I1_FCA_0_GEP]], align 4
; CHECK-NEXT:    [[I1_FCA_0_INSERT:%.*]] = insertvalue [2 x i32] undef, i32 [[I1_FCA_0_LOAD]], 0
; CHECK-NEXT:    [[I1_FCA_1_GEP:%.*]] = getelementptr inbounds [2 x i32], [2 x i32]* [[RETVAL_FULL]], i32 0, i32 1
; CHECK-NEXT:    [[I1_FCA_1_LOAD:%.*]] = load i32, i32* [[I1_FCA_1_GEP]], align 4
; CHECK-NEXT:    [[I1_FCA_1_INSERT:%.*]] = insertvalue [2 x i32] [[I1_FCA_0_INSERT]], i32 [[I1_FCA_1_LOAD]], 1
; CHECK-NEXT:    ret [2 x i32] [[I1_FCA_1_INSERT]]
;
; CHECK-OPAQUE-LABEL: @part_of_alloca_used_in_call_with_multiple_args(
; CHECK-OPAQUE-NEXT:  entry:
; CHECK-OPAQUE-NEXT:    [[RETVAL_FULL:%.*]] = alloca [2 x i32], align 4
; CHECK-OPAQUE-NEXT:    [[DOTFCA_0_GEP:%.*]] = getelementptr inbounds [2 x i32], ptr [[RETVAL_FULL]], i32 0, i32 0
; CHECK-OPAQUE-NEXT:    store i32 0, ptr [[DOTFCA_0_GEP]], align 4
; CHECK-OPAQUE-NEXT:    [[DOTFCA_1_GEP:%.*]] = getelementptr inbounds [2 x i32], ptr [[RETVAL_FULL]], i32 0, i32 1
; CHECK-OPAQUE-NEXT:    store i32 0, ptr [[DOTFCA_1_GEP]], align 4
; CHECK-OPAQUE-NEXT:    [[RETVAL:%.*]] = getelementptr inbounds [2 x i32], ptr [[RETVAL_FULL]], i64 0, i64 1
; CHECK-OPAQUE-NEXT:    br label [[LOOP:%.*]]
; CHECK-OPAQUE:       loop:
; CHECK-OPAQUE-NEXT:    [[INDVARS_IV:%.*]] = phi i64 [ 0, [[ENTRY:%.*]] ], [ [[INDVARS_IV_NEXT:%.*]], [[LOOP]] ]
; CHECK-OPAQUE-NEXT:    [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[DATA:%.*]], i64 [[INDVARS_IV]]
; CHECK-OPAQUE-NEXT:    [[LD:%.*]] = load i32, ptr [[ARRAYIDX]], align 4
; CHECK-OPAQUE-NEXT:    [[RDX:%.*]] = load i32, ptr [[RETVAL]], align 4
; CHECK-OPAQUE-NEXT:    [[RDX_INC:%.*]] = add nsw i32 [[RDX]], [[LD]]
; CHECK-OPAQUE-NEXT:    store i32 [[RDX_INC]], ptr [[RETVAL]], align 4
; CHECK-OPAQUE-NEXT:    [[INDVARS_IV_NEXT]] = add nsw i64 [[INDVARS_IV]], 1
; CHECK-OPAQUE-NEXT:    [[EXITCOND:%.*]] = icmp ne i64 [[INDVARS_IV_NEXT]], [[N:%.*]]
; CHECK-OPAQUE-NEXT:    br i1 [[EXITCOND]], label [[LOOP]], label [[EXIT:%.*]]
; CHECK-OPAQUE:       exit:
; CHECK-OPAQUE-NEXT:    [[I0:%.*]] = call i32 @user_of_alloca_with_multiple_args(ptr nocapture nonnull [[RETVAL]], ptr nocapture nonnull [[RETVAL]])
; CHECK-OPAQUE-NEXT:    [[I1_FCA_0_GEP:%.*]] = getelementptr inbounds [2 x i32], ptr [[RETVAL_FULL]], i32 0, i32 0
; CHECK-OPAQUE-NEXT:    [[I1_FCA_0_LOAD:%.*]] = load i32, ptr [[I1_FCA_0_GEP]], align 4
; CHECK-OPAQUE-NEXT:    [[I1_FCA_0_INSERT:%.*]] = insertvalue [2 x i32] undef, i32 [[I1_FCA_0_LOAD]], 0
; CHECK-OPAQUE-NEXT:    [[I1_FCA_1_GEP:%.*]] = getelementptr inbounds [2 x i32], ptr [[RETVAL_FULL]], i32 0, i32 1
; CHECK-OPAQUE-NEXT:    [[I1_FCA_1_LOAD:%.*]] = load i32, ptr [[I1_FCA_1_GEP]], align 4
; CHECK-OPAQUE-NEXT:    [[I1_FCA_1_INSERT:%.*]] = insertvalue [2 x i32] [[I1_FCA_0_INSERT]], i32 [[I1_FCA_1_LOAD]], 1
; CHECK-OPAQUE-NEXT:    ret [2 x i32] [[I1_FCA_1_INSERT]]
;
entry:
  %retval.full = alloca [2 x i32], align 4
  store [2 x i32] zeroinitializer, [2 x i32]* %retval.full, align 4
  %retval = getelementptr inbounds [2 x i32], [2 x i32]* %retval.full, i64 0, i64 1
  br label %loop

loop:
  %indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %loop ]
  %arrayidx = getelementptr inbounds i32, i32* %data, i64 %indvars.iv
  %ld = load i32, i32* %arrayidx, align 4
  %rdx = load i32, i32* %retval, align 4
  %rdx.inc = add nsw i32 %rdx, %ld
  store i32 %rdx.inc, i32* %retval, align 4
  %indvars.iv.next = add nsw i64 %indvars.iv, 1
  %exitcond = icmp ne i64 %indvars.iv.next, %n
  br i1 %exitcond, label %loop, label %exit

exit:
  %i0 = call i32 @user_of_alloca_with_multiple_args(i32* nocapture nonnull %retval, i32* nocapture nonnull %retval)
  %i1 = load [2 x i32], [2 x i32]* %retval.full, align 4
  ret [2 x i32] %i1
}

define [2 x i32] @all_parts_of_alloca_used_in_calls_with_multiple_args(i32* nocapture nonnull readonly %data, i64 %n) {
; CHECK-LABEL: @all_parts_of_alloca_used_in_calls_with_multiple_args(
; CHECK-NEXT:  entry:
; CHECK-NEXT:    [[RETVAL_FULL:%.*]] = alloca [2 x i32], align 4
; CHECK-NEXT:    [[SOME_ANOTHER_ALLOCA_FULL:%.*]] = alloca [42 x i32], align 4
; CHECK-NEXT:    [[DOTFCA_0_GEP:%.*]] = getelementptr inbounds [2 x i32], [2 x i32]* [[RETVAL_FULL]], i32 0, i32 0
; CHECK-NEXT:    store i32 0, i32* [[DOTFCA_0_GEP]], align 4
; CHECK-NEXT:    [[DOTFCA_1_GEP:%.*]] = getelementptr inbounds [2 x i32], [2 x i32]* [[RETVAL_FULL]], i32 0, i32 1
; CHECK-NEXT:    store i32 0, i32* [[DOTFCA_1_GEP]], align 4
; CHECK-NEXT:    [[RETVAL_BASE:%.*]] = getelementptr inbounds [2 x i32], [2 x i32]* [[RETVAL_FULL]], i64 0, i64 0
; CHECK-NEXT:    [[RETVAL:%.*]] = getelementptr inbounds [2 x i32], [2 x i32]* [[RETVAL_FULL]], i64 0, i64 1
; CHECK-NEXT:    [[SOME_ANOTHER_ALLOCA:%.*]] = getelementptr inbounds [42 x i32], [42 x i32]* [[SOME_ANOTHER_ALLOCA_FULL]], i64 0, i64 0
; CHECK-NEXT:    br label [[LOOP:%.*]]
; CHECK:       loop:
; CHECK-NEXT:    [[INDVARS_IV:%.*]] = phi i64 [ 0, [[ENTRY:%.*]] ], [ [[INDVARS_IV_NEXT:%.*]], [[LOOP]] ]
; CHECK-NEXT:    [[ARRAYIDX:%.*]] = getelementptr inbounds i32, i32* [[DATA:%.*]], i64 [[INDVARS_IV]]
; CHECK-NEXT:    [[LD:%.*]] = load i32, i32* [[ARRAYIDX]], align 4
; CHECK-NEXT:    [[RDX:%.*]] = load i32, i32* [[RETVAL]], align 4
; CHECK-NEXT:    [[RDX_INC:%.*]] = add nsw i32 [[RDX]], [[LD]]
; CHECK-NEXT:    store i32 [[RDX_INC]], i32* [[RETVAL]], align 4
; CHECK-NEXT:    [[INDVARS_IV_NEXT]] = add nsw i64 [[INDVARS_IV]], 1
; CHECK-NEXT:    [[EXITCOND:%.*]] = icmp ne i64 [[INDVARS_IV_NEXT]], [[N:%.*]]
; CHECK-NEXT:    br i1 [[EXITCOND]], label [[LOOP]], label [[EXIT:%.*]]
; CHECK:       exit:
; CHECK-NEXT:    [[I0:%.*]] = call i32 @user_of_alloca_with_multiple_args(i32* nocapture nonnull [[RETVAL]], i32* nocapture nonnull [[RETVAL_BASE]])
; CHECK-NEXT:    [[I1:%.*]] = call i32 @user_of_alloca_with_multiple_args(i32* nocapture nonnull [[RETVAL_BASE]], i32* nocapture nonnull [[RETVAL]])
; CHECK-NEXT:    [[I2:%.*]] = call i32 @capture_of_alloca(i32* [[SOME_ANOTHER_ALLOCA]])
; CHECK-NEXT:    [[I3_FCA_0_GEP:%.*]] = getelementptr inbounds [2 x i32], [2 x i32]* [[RETVAL_FULL]], i32 0, i32 0
; CHECK-NEXT:    [[I3_FCA_0_LOAD:%.*]] = load i32, i32* [[I3_FCA_0_GEP]], align 4
; CHECK-NEXT:    [[I3_FCA_0_INSERT:%.*]] = insertvalue [2 x i32] undef, i32 [[I3_FCA_0_LOAD]], 0
; CHECK-NEXT:    [[I3_FCA_1_GEP:%.*]] = getelementptr inbounds [2 x i32], [2 x i32]* [[RETVAL_FULL]], i32 0, i32 1
; CHECK-NEXT:    [[I3_FCA_1_LOAD:%.*]] = load i32, i32* [[I3_FCA_1_GEP]], align 4
; CHECK-NEXT:    [[I3_FCA_1_INSERT:%.*]] = insertvalue [2 x i32] [[I3_FCA_0_INSERT]], i32 [[I3_FCA_1_LOAD]], 1
; CHECK-NEXT:    ret [2 x i32] [[I3_FCA_1_INSERT]]
;
; CHECK-OPAQUE-LABEL: @all_parts_of_alloca_used_in_calls_with_multiple_args(
; CHECK-OPAQUE-NEXT:  entry:
; CHECK-OPAQUE-NEXT:    [[RETVAL_FULL:%.*]] = alloca [2 x i32], align 4
; CHECK-OPAQUE-NEXT:    [[SOME_ANOTHER_ALLOCA_FULL:%.*]] = alloca [42 x i32], align 4
; CHECK-OPAQUE-NEXT:    [[DOTFCA_0_GEP:%.*]] = getelementptr inbounds [2 x i32], ptr [[RETVAL_FULL]], i32 0, i32 0
; CHECK-OPAQUE-NEXT:    store i32 0, ptr [[DOTFCA_0_GEP]], align 4
; CHECK-OPAQUE-NEXT:    [[DOTFCA_1_GEP:%.*]] = getelementptr inbounds [2 x i32], ptr [[RETVAL_FULL]], i32 0, i32 1
; CHECK-OPAQUE-NEXT:    store i32 0, ptr [[DOTFCA_1_GEP]], align 4
; CHECK-OPAQUE-NEXT:    [[RETVAL_BASE:%.*]] = getelementptr inbounds [2 x i32], ptr [[RETVAL_FULL]], i64 0, i64 0
; CHECK-OPAQUE-NEXT:    [[RETVAL:%.*]] = getelementptr inbounds [2 x i32], ptr [[RETVAL_FULL]], i64 0, i64 1
; CHECK-OPAQUE-NEXT:    [[SOME_ANOTHER_ALLOCA:%.*]] = getelementptr inbounds [42 x i32], ptr [[SOME_ANOTHER_ALLOCA_FULL]], i64 0, i64 0
; CHECK-OPAQUE-NEXT:    br label [[LOOP:%.*]]
; CHECK-OPAQUE:       loop:
; CHECK-OPAQUE-NEXT:    [[INDVARS_IV:%.*]] = phi i64 [ 0, [[ENTRY:%.*]] ], [ [[INDVARS_IV_NEXT:%.*]], [[LOOP]] ]
; CHECK-OPAQUE-NEXT:    [[ARRAYIDX:%.*]] = getelementptr inbounds i32, ptr [[DATA:%.*]], i64 [[INDVARS_IV]]
; CHECK-OPAQUE-NEXT:    [[LD:%.*]] = load i32, ptr [[ARRAYIDX]], align 4
; CHECK-OPAQUE-NEXT:    [[RDX:%.*]] = load i32, ptr [[RETVAL]], align 4
; CHECK-OPAQUE-NEXT:    [[RDX_INC:%.*]] = add nsw i32 [[RDX]], [[LD]]
; CHECK-OPAQUE-NEXT:    store i32 [[RDX_INC]], ptr [[RETVAL]], align 4
; CHECK-OPAQUE-NEXT:    [[INDVARS_IV_NEXT]] = add nsw i64 [[INDVARS_IV]], 1
; CHECK-OPAQUE-NEXT:    [[EXITCOND:%.*]] = icmp ne i64 [[INDVARS_IV_NEXT]], [[N:%.*]]
; CHECK-OPAQUE-NEXT:    br i1 [[EXITCOND]], label [[LOOP]], label [[EXIT:%.*]]
; CHECK-OPAQUE:       exit:
; CHECK-OPAQUE-NEXT:    [[I0:%.*]] = call i32 @user_of_alloca_with_multiple_args(ptr nocapture nonnull [[RETVAL]], ptr nocapture nonnull [[RETVAL_BASE]])
; CHECK-OPAQUE-NEXT:    [[I1:%.*]] = call i32 @user_of_alloca_with_multiple_args(ptr nocapture nonnull [[RETVAL_BASE]], ptr nocapture nonnull [[RETVAL]])
; CHECK-OPAQUE-NEXT:    [[I2:%.*]] = call i32 @capture_of_alloca(ptr [[SOME_ANOTHER_ALLOCA]])
; CHECK-OPAQUE-NEXT:    [[I3_FCA_0_GEP:%.*]] = getelementptr inbounds [2 x i32], ptr [[RETVAL_FULL]], i32 0, i32 0
; CHECK-OPAQUE-NEXT:    [[I3_FCA_0_LOAD:%.*]] = load i32, ptr [[I3_FCA_0_GEP]], align 4
; CHECK-OPAQUE-NEXT:    [[I3_FCA_0_INSERT:%.*]] = insertvalue [2 x i32] undef, i32 [[I3_FCA_0_LOAD]], 0
; CHECK-OPAQUE-NEXT:    [[I3_FCA_1_GEP:%.*]] = getelementptr inbounds [2 x i32], ptr [[RETVAL_FULL]], i32 0, i32 1
; CHECK-OPAQUE-NEXT:    [[I3_FCA_1_LOAD:%.*]] = load i32, ptr [[I3_FCA_1_GEP]], align 4
; CHECK-OPAQUE-NEXT:    [[I3_FCA_1_INSERT:%.*]] = insertvalue [2 x i32] [[I3_FCA_0_INSERT]], i32 [[I3_FCA_1_LOAD]], 1
; CHECK-OPAQUE-NEXT:    ret [2 x i32] [[I3_FCA_1_INSERT]]
;
entry:
  %retval.full = alloca [2 x i32], align 4
  %some.another.alloca.full = alloca [42 x i32], align 4
  store [2 x i32] zeroinitializer, [2 x i32]* %retval.full, align 4
  %retval.base = getelementptr inbounds [2 x i32], [2 x i32]* %retval.full, i64 0, i64 0
  %retval = getelementptr inbounds [2 x i32], [2 x i32]* %retval.full, i64 0, i64 1
  %some.another.alloca = getelementptr inbounds [42 x i32], [42 x i32]* %some.another.alloca.full, i64 0, i64 0
  br label %loop

loop:
  %indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %loop ]
  %arrayidx = getelementptr inbounds i32, i32* %data, i64 %indvars.iv
  %ld = load i32, i32* %arrayidx, align 4
  %rdx = load i32, i32* %retval, align 4
  %rdx.inc = add nsw i32 %rdx, %ld
  store i32 %rdx.inc, i32* %retval, align 4
  %indvars.iv.next = add nsw i64 %indvars.iv, 1
  %exitcond = icmp ne i64 %indvars.iv.next, %n
  br i1 %exitcond, label %loop, label %exit

exit:
  %i0 = call i32 @user_of_alloca_with_multiple_args(i32* nocapture nonnull %retval, i32* nocapture nonnull %retval.base)
  %i1 = call i32 @user_of_alloca_with_multiple_args(i32* nocapture nonnull %retval.base, i32* nocapture nonnull %retval)
  %i2 = call i32 @capture_of_alloca(i32* %some.another.alloca)
  %i3 = load [2 x i32], [2 x i32]* %retval.full, align 4
  ret [2 x i32] %i3
}

define i32 @all_uses_of_alloca_are_calls(i32* nocapture nonnull readonly %data, i64 %n) {
; CHECK-LABEL: @all_uses_of_alloca_are_calls(
; CHECK-NEXT:  entry:
; CHECK-NEXT:    [[RETVAL:%.*]] = alloca i32, align 4
; CHECK-NEXT:    [[TMP0:%.*]] = call i32 @user_of_alloca(i32* nocapture nonnull [[RETVAL]])
; CHECK-NEXT:    [[TMP1:%.*]] = call i32 @user_of_alloca(i32* nocapture nonnull [[RETVAL]])
; CHECK-NEXT:    ret i32 0
;
; CHECK-OPAQUE-LABEL: @all_uses_of_alloca_are_calls(
; CHECK-OPAQUE-NEXT:  entry:
; CHECK-OPAQUE-NEXT:    [[RETVAL:%.*]] = alloca i32, align 4
; CHECK-OPAQUE-NEXT:    [[TMP0:%.*]] = call i32 @user_of_alloca(ptr nocapture nonnull [[RETVAL]])
; CHECK-OPAQUE-NEXT:    [[TMP1:%.*]] = call i32 @user_of_alloca(ptr nocapture nonnull [[RETVAL]])
; CHECK-OPAQUE-NEXT:    ret i32 0
;
entry:
  %retval = alloca i32, align 4
  call i32 @user_of_alloca(i32* nocapture nonnull %retval)
  call i32 @user_of_alloca(i32* nocapture nonnull %retval)
  ret i32 0
}

declare void @llvm.lifetime.start.p0i8(i64 immarg, i8* nocapture)

define i64 @do_schedule_instrs_for_dce_after_fixups() {
; CHECK-LABEL: @do_schedule_instrs_for_dce_after_fixups(
; CHECK-NEXT:  entry:
; CHECK-NEXT:    [[C:%.*]] = alloca i64, align 2
; CHECK-NEXT:    [[TMP0:%.*]] = bitcast i64* [[C]] to i8*
; CHECK-NEXT:    call void @llvm.lifetime.start.p0i8(i64 1, i8* [[TMP0]])
; CHECK-NEXT:    store i64 0, i64* [[C]], align 4
; CHECK-NEXT:    [[ARRAYDECAY:%.*]] = bitcast i64* [[C]] to i32*
; CHECK-NEXT:    br label [[IF_END:%.*]]
; CHECK:       if.end:
; CHECK-NEXT:    [[ADD_PTR:%.*]] = getelementptr inbounds i32, i32* [[ARRAYDECAY]], i64 1
; CHECK-NEXT:    [[TMP1:%.*]] = call i32 @user_of_alloca(i32* [[ADD_PTR]])
; CHECK-NEXT:    [[LD:%.*]] = load i64, i64* [[C]], align 4
; CHECK-NEXT:    ret i64 [[LD]]
;
; CHECK-OPAQUE-LABEL: @do_schedule_instrs_for_dce_after_fixups(
; CHECK-OPAQUE-NEXT:  entry:
; CHECK-OPAQUE-NEXT:    [[C:%.*]] = alloca i64, align 2
; CHECK-OPAQUE-NEXT:    [[TMP0:%.*]] = bitcast ptr [[C]] to ptr
; CHECK-OPAQUE-NEXT:    call void @llvm.lifetime.start.p0(i64 1, ptr [[TMP0]])
; CHECK-OPAQUE-NEXT:    store i64 0, ptr [[C]], align 4
; CHECK-OPAQUE-NEXT:    [[ARRAYDECAY:%.*]] = bitcast ptr [[C]] to ptr
; CHECK-OPAQUE-NEXT:    br label [[IF_END:%.*]]
; CHECK-OPAQUE:       if.end:
; CHECK-OPAQUE-NEXT:    [[ADD_PTR:%.*]] = getelementptr inbounds i32, ptr [[ARRAYDECAY]], i64 1
; CHECK-OPAQUE-NEXT:    [[TMP1:%.*]] = call i32 @user_of_alloca(ptr [[ADD_PTR]])
; CHECK-OPAQUE-NEXT:    [[LD:%.*]] = load i64, ptr [[C]], align 4
; CHECK-OPAQUE-NEXT:    ret i64 [[LD]]
;
entry:
  %c = alloca i64, align 2
  %0 = bitcast i64* %c to i8*
  call void @llvm.lifetime.start.p0i8(i64 1, i8* %0)
  store i64 0, i64* %c
  %arraydecay = bitcast i64* %c to i32*
  br label %if.end

if.end:                                           ; preds = %entry
  %add.ptr = getelementptr inbounds i32, i32* %arraydecay, i64 1
  call i32 @user_of_alloca(i32* %add.ptr)
  %ld = load i64, i64* %c
  ret i64 %ld
}

define void @dont_transform_store_only() {
; CHECK-LABEL: @dont_transform_store_only(
; CHECK-NEXT:  entry:
; CHECK-NEXT:    [[A:%.*]] = alloca i8, align 1
; CHECK-NEXT:    store i8 0, i8* [[A]], align 1
; CHECK-NEXT:    call void @byte_user_of_alloca(i8* [[A]])
; CHECK-NEXT:    ret void
;
; CHECK-OPAQUE-LABEL: @dont_transform_store_only(
; CHECK-OPAQUE-NEXT:  entry:
; CHECK-OPAQUE-NEXT:    [[A:%.*]] = alloca i8, align 1
; CHECK-OPAQUE-NEXT:    store i8 0, ptr [[A]], align 1
; CHECK-OPAQUE-NEXT:    call void @byte_user_of_alloca(ptr [[A]])
; CHECK-OPAQUE-NEXT:    ret void
;
entry:
  %a = alloca i8
  store i8 0, i8* %a
  call void @byte_user_of_alloca(i8* %a)
  ret void
}
define i8 @dont_transform_load_only() {
; CHECK-LABEL: @dont_transform_load_only(
; CHECK-NEXT:  entry:
; CHECK-NEXT:    [[A:%.*]] = alloca i8, align 1
; CHECK-NEXT:    call void @byte_user_of_alloca(i8* [[A]])
; CHECK-NEXT:    [[R:%.*]] = load i8, i8* [[A]], align 1
; CHECK-NEXT:    ret i8 [[R]]
;
; CHECK-OPAQUE-LABEL: @dont_transform_load_only(
; CHECK-OPAQUE-NEXT:  entry:
; CHECK-OPAQUE-NEXT:    [[A:%.*]] = alloca i8, align 1
; CHECK-OPAQUE-NEXT:    call void @byte_user_of_alloca(ptr [[A]])
; CHECK-OPAQUE-NEXT:    [[R:%.*]] = load i8, ptr [[A]], align 1
; CHECK-OPAQUE-NEXT:    ret i8 [[R]]
;
entry:
  %a = alloca i8
  call void @byte_user_of_alloca(i8* %a)
  %r = load i8, i8* %a
  ret i8 %r
}
define i8 @transform_load_and_store() {
; CHECK-LABEL: @transform_load_and_store(
; CHECK-NEXT:  entry:
; CHECK-NEXT:    [[A:%.*]] = alloca i8, align 1
; CHECK-NEXT:    store i8 0, i8* [[A]], align 1
; CHECK-NEXT:    call void @byte_user_of_alloca(i8* [[A]])
; CHECK-NEXT:    [[R:%.*]] = load i8, i8* [[A]], align 1
; CHECK-NEXT:    ret i8 [[R]]
;
; CHECK-OPAQUE-LABEL: @transform_load_and_store(
; CHECK-OPAQUE-NEXT:  entry:
; CHECK-OPAQUE-NEXT:    [[A:%.*]] = alloca i8, align 1
; CHECK-OPAQUE-NEXT:    store i8 0, ptr [[A]], align 1
; CHECK-OPAQUE-NEXT:    call void @byte_user_of_alloca(ptr [[A]])
; CHECK-OPAQUE-NEXT:    [[R:%.*]] = load i8, ptr [[A]], align 1
; CHECK-OPAQUE-NEXT:    ret i8 [[R]]
;
entry:
  %a = alloca i8
  store i8 0, i8* %a
  call void @byte_user_of_alloca(i8* %a)
  %r = load i8, i8* %a
  ret i8 %r
}

declare dso_local i32 @user_of_alloca(i32* nocapture nonnull)
declare dso_local i32 @user_of_alloca_with_multiple_args(i32* nocapture nonnull, i32* nocapture nonnull)
declare dso_local i32 @capture_of_alloca(i32 *nonnull)
declare dso_local i32 @capture_with_multiple_args(i32* nocapture nonnull, i32* nonnull)

declare dso_local void @byte_user_of_alloca(i8* nocapture nonnull)

declare dso_local i32 @__gxx_personality_v0(...)