diff options
Diffstat (limited to 'test/Transforms/InstCombine/memset-1.ll')
| -rw-r--r-- | test/Transforms/InstCombine/memset-1.ll | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/test/Transforms/InstCombine/memset-1.ll b/test/Transforms/InstCombine/memset-1.ll index 7310e5f4faf8..86f3afdef8dc 100644 --- a/test/Transforms/InstCombine/memset-1.ll +++ b/test/Transforms/InstCombine/memset-1.ll @@ -26,6 +26,15 @@ define i8* @pr25892_lite(i32 %size) #0 { ; CHECK-NEXT: ret i8* %calloc } +; This should not create a calloc and not crash the compiler. +; CHECK-LABEL: @notmalloc_memset +; CHECK-NOT: @calloc +define i8* @notmalloc_memset(i32 %size, i8*(i32)* %notmalloc) { + %call1 = call i8* %notmalloc(i32 %size) #1 + %call2 = call i8* @memset(i8* %call1, i32 0, i32 %size) #1 + ret i8* %call2 +} + ; FIXME: memset(malloc(x), 0, x) -> calloc(1, x) ; This doesn't fire currently because the malloc has more than one use. |