test/Transforms/InstCombine/call-undef.ll

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt < %s -passes=instcombine -S | FileCheck %s

declare void @c(i32 noundef)
declare void @d(ptr dereferenceable(1))
declare void @e(i32)
declare void @f(ptr)

define void @test1() {
; CHECK-LABEL: @test1(
; CHECK-NEXT:    call void @c(i32 undef)
; CHECK-NEXT:    ret void
;
  call void @c(i32 undef)
  ret void
}

define void @test2() {
; CHECK-LABEL: @test2(
; CHECK-NEXT:    call void @c(i32 poison)
; CHECK-NEXT:    ret void
;
  call void @c(i32 poison)
  ret void
}

define void @test3() {
; CHECK-LABEL: @test3(
; CHECK-NEXT:    call void @e(i32 noundef undef)
; CHECK-NEXT:    ret void
;
  call void @e(i32 noundef undef)
  ret void
}

define void @test4() {
; CHECK-LABEL: @test4(
; CHECK-NEXT:    call void @e(i32 noundef poison)
; CHECK-NEXT:    ret void
;
  call void @e(i32 noundef poison)
  ret void
}

define void @test5() {
; CHECK-LABEL: @test5(
; CHECK-NEXT:    call void @d(ptr undef)
; CHECK-NEXT:    ret void
;
  call void @d(ptr undef)
  ret void
}

define void @test6() {
; CHECK-LABEL: @test6(
; CHECK-NEXT:    call void @d(ptr poison)
; CHECK-NEXT:    ret void
;
  call void @d(ptr poison)
  ret void
}

define void @test7() {
; CHECK-LABEL: @test7(
; CHECK-NEXT:    call void @f(ptr dereferenceable(1) undef)
; CHECK-NEXT:    ret void
;
  call void @f(ptr dereferenceable(1) undef)
  ret void
}

define void @test8() {
; CHECK-LABEL: @test8(
; CHECK-NEXT:    call void @f(ptr dereferenceable(1) poison)
; CHECK-NEXT:    ret void
;
  call void @f(ptr dereferenceable(1) poison)
  ret void
}

define void @test_mismatched_call() {
; CHECK-LABEL: @test_mismatched_call(
; CHECK-NEXT:    call void @e(i8 poison)
; CHECK-NEXT:    ret void
;
  call void @e(i8 poison)
  ret void
}