diff options
| author | Chris Lattner <sabre@nondot.org> | 2009-12-23 23:24:51 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2009-12-23 23:24:51 +0000 |
| commit | 305b3b18452180d47c0307f4e646f373892b8acb (patch) | |
| tree | e43b2b856b0f7664443a04a3259f88d629611126 /lib/Transforms | |
| parent | 80ee83662686190f8d30fbf9fa4ba7b8eb77be8a (diff) | |
| download | external_llvm-305b3b18452180d47c0307f4e646f373892b8acb.zip external_llvm-305b3b18452180d47c0307f4e646f373892b8acb.tar.gz external_llvm-305b3b18452180d47c0307f4e646f373892b8acb.tar.bz2 | |
reorder to follow a normal fall-through style, no functionality change.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@92084 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Transforms')
| -rw-r--r-- | lib/Transforms/Scalar/SimplifyLibCalls.cpp | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/lib/Transforms/Scalar/SimplifyLibCalls.cpp b/lib/Transforms/Scalar/SimplifyLibCalls.cpp index 4c6580f..30c3f3f 100644 --- a/lib/Transforms/Scalar/SimplifyLibCalls.cpp +++ b/lib/Transforms/Scalar/SimplifyLibCalls.cpp @@ -905,12 +905,11 @@ struct StrLenOpt : public LibCallOptimization { if (uint64_t Len = GetStringLength(Src)) return ConstantInt::get(CI->getType(), Len-1); - // Handle strlen(p) != 0. - if (!IsOnlyUsedInZeroEqualityComparison(CI)) return 0; - // strlen(x) != 0 --> *x != 0 // strlen(x) == 0 --> *x == 0 - return B.CreateZExt(B.CreateLoad(Src, "strlenfirst"), CI->getType()); + if (IsOnlyUsedInZeroEqualityComparison(CI)) + return B.CreateZExt(B.CreateLoad(Src, "strlenfirst"), CI->getType()); + return 0; } }; |