diff options
Diffstat (limited to 'test/Transforms/MemCpyOpt/memcpy.ll')
| -rw-r--r-- | test/Transforms/MemCpyOpt/memcpy.ll | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/test/Transforms/MemCpyOpt/memcpy.ll b/test/Transforms/MemCpyOpt/memcpy.ll index 63d0ebf..3fa1628 100644 --- a/test/Transforms/MemCpyOpt/memcpy.ll +++ b/test/Transforms/MemCpyOpt/memcpy.ll @@ -148,3 +148,25 @@ define void @test8() { } declare noalias i8* @malloc(i32) + +; rdar://11341081 +%struct.big = type { [50 x i32] } + +define void @test9() nounwind uwtable ssp { +entry: +; CHECK: test9 +; CHECK: f1 +; CHECK-NOT: memcpy +; CHECK: f2 + %b = alloca %struct.big, align 4 + %tmp = alloca %struct.big, align 4 + call void @f1(%struct.big* sret %tmp) + %0 = bitcast %struct.big* %b to i8* + %1 = bitcast %struct.big* %tmp to i8* + call void @llvm.memcpy.p0i8.p0i8.i64(i8* %0, i8* %1, i64 200, i32 4, i1 false) + call void @f2(%struct.big* %b) + ret void +} + +declare void @f1(%struct.big* sret) +declare void @f2(%struct.big*) |
