diff options
Diffstat (limited to 'test/Transforms/SimplifyLibCalls/2008-05-19-memcmp.ll')
| -rw-r--r-- | test/Transforms/SimplifyLibCalls/2008-05-19-memcmp.ll | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/test/Transforms/SimplifyLibCalls/2008-05-19-memcmp.ll b/test/Transforms/SimplifyLibCalls/2008-05-19-memcmp.ll new file mode 100644 index 000000000000..b6c0ffdb704f --- /dev/null +++ b/test/Transforms/SimplifyLibCalls/2008-05-19-memcmp.ll @@ -0,0 +1,14 @@ +; RUN: llvm-as < %s | opt -simplify-libcalls | llvm-dis | grep i32 +; PR2341 + +@_2E_str = external constant [5 x i8] ; <[5 x i8]*> [#uses=1] + +declare i32 @memcmp(i8*, i8*, i32) nounwind readonly + +define i1 @f(i8** %start_addr) { +entry: + %tmp4 = load i8** %start_addr, align 4 ; <i8*> [#uses=1] + %tmp5 = call i32 @memcmp( i8* %tmp4, i8* getelementptr ([5 x i8]* @_2E_str, i32 0, i32 0), i32 4 ) nounwind readonly ; <i32> [#uses=1] + %tmp6 = icmp eq i32 %tmp5, 0 ; <i1> [#uses=1] + ret i1 %tmp6 +} |