diff options
| -rw-r--r-- | llvm/test/Transforms/InstCombine/volatile_store.ll | 17 |
1 files changed, 12 insertions, 5 deletions
diff --git a/llvm/test/Transforms/InstCombine/volatile_store.ll b/llvm/test/Transforms/InstCombine/volatile_store.ll index 7377b6815e2..24a81367795 100644 --- a/llvm/test/Transforms/InstCombine/volatile_store.ll +++ b/llvm/test/Transforms/InstCombine/volatile_store.ll @@ -1,14 +1,21 @@ -; RUN: opt < %s -instcombine -S | grep "store volatile" -; RUN: opt < %s -instcombine -S | grep "load volatile" +; NOTE: Assertions have been autogenerated by update_test_checks.py +; RUN: opt < %s -instcombine -S | FileCheck %s -@x = weak global i32 0 ; <i32*> [#uses=2] +@x = weak global i32 0 define void @self_assign_1() { +; CHECK-LABEL: @self_assign_1( +; CHECK: [[TMP:%.*]] = load volatile i32, i32* @x, align 4 +; CHECK-NEXT: store volatile i32 [[TMP]], i32* @x, align 4 +; CHECK-NEXT: br label %return +; CHECK: return: +; CHECK-NEXT: ret void +; entry: - %tmp = load volatile i32, i32* @x ; <i32> [#uses=1] + %tmp = load volatile i32, i32* @x store volatile i32 %tmp, i32* @x br label %return -return: ; preds = %entry +return: ret void } |
