diff options
Diffstat (limited to 'llvm/test/Transforms/GVN/rle.ll')
| -rw-r--r-- | llvm/test/Transforms/GVN/rle.ll | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/llvm/test/Transforms/GVN/rle.ll b/llvm/test/Transforms/GVN/rle.ll index d419fd24240..d656c1a5fcc 100644 --- a/llvm/test/Transforms/GVN/rle.ll +++ b/llvm/test/Transforms/GVN/rle.ll @@ -531,4 +531,16 @@ out: } +; PR6642 +define i32 @memset_to_load() nounwind readnone { +entry: + %x = alloca [256 x i32], align 4 ; <[256 x i32]*> [#uses=2] + %tmp = bitcast [256 x i32]* %x to i8* ; <i8*> [#uses=1] + call void @llvm.memset.i64(i8* %tmp, i8 0, i64 1024, i32 4) + %arraydecay = getelementptr inbounds [256 x i32]* %x, i32 0, i32 0 ; <i32*> + %tmp1 = load i32* %arraydecay ; <i32> [#uses=1] + ret i32 %tmp1 +; CHECK: @memset_to_load +; CHECK: ret i32 0 +} |
