| ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py |
| ; RUN: opt < %s -passes='debugify,function(loop-mssa(licm))' -S | FileCheck %s |
| |
| %Ty = type { i32, i32 } |
| @X2 = external global %Ty |
| |
| ; The GEP in dead1 is adding a zero offset, so the DIExpression can be kept as |
| ; a "register location". |
| ; The GEP in dead2 is adding a 4 bytes to the pointer, so the DIExpression is |
| ; turned into an "implicit location" using DW_OP_stack_value. |
| define void @test11() { |
| ; CHECK-LABEL: @test11( |
| ; CHECK-NEXT: br label [[LOOP:%.*]], !dbg [[DBG11:![0-9]+]] |
| ; CHECK: Loop: |
| ; CHECK-NEXT: call void @llvm.dbg.value(metadata ptr @X2, metadata [[META9:![0-9]+]], metadata !DIExpression(DW_OP_plus_uconst, 4, DW_OP_stack_value)), !dbg [[DBG12:![0-9]+]] |
| ; CHECK-NEXT: br i1 false, label [[LOOP]], label [[OUT:%.*]], !dbg [[DBG13:![0-9]+]] |
| ; CHECK: Out: |
| ; CHECK-NEXT: ret void, !dbg [[DBG14:![0-9]+]] |
| ; |
| br label %Loop |
| Loop: |
| %dead2 = getelementptr %Ty, ptr @X2, i64 0, i32 1 |
| br i1 false, label %Loop, label %Out |
| Out: |
| ret void |
| } |