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| 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 | efebb234b759dd1724caf9ad7603c58b8a651dfe (patch) | |
| tree | c9d6cdf183c39b02aa9a3cf36375734fb4a11f59 /llvm/lib/Transforms/Scalar/SimplifyLibCalls.cpp | |
| parent | b760d0cde9b5b165719cb15a5bc63aaed987352f (diff) | |
| download | bcm5719-llvm-efebb234b759dd1724caf9ad7603c58b8a651dfe.tar.gz bcm5719-llvm-efebb234b759dd1724caf9ad7603c58b8a651dfe.zip | |
reorder to follow a normal fall-through style, no functionality change.
llvm-svn: 92084
Diffstat (limited to 'llvm/lib/Transforms/Scalar/SimplifyLibCalls.cpp')
| -rw-r--r-- | llvm/lib/Transforms/Scalar/SimplifyLibCalls.cpp | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/llvm/lib/Transforms/Scalar/SimplifyLibCalls.cpp b/llvm/lib/Transforms/Scalar/SimplifyLibCalls.cpp index 4c6580f64a1..30c3f3f398c 100644 --- a/llvm/lib/Transforms/Scalar/SimplifyLibCalls.cpp +++ b/llvm/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; } }; |

