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authorChris Lattner <sabre@nondot.org>2009-12-23 23:24:51 +0000
committerChris Lattner <sabre@nondot.org>2009-12-23 23:24:51 +0000
commitefebb234b759dd1724caf9ad7603c58b8a651dfe (patch)
treec9d6cdf183c39b02aa9a3cf36375734fb4a11f59 /llvm/lib/Transforms/Scalar/SimplifyLibCalls.cpp
parentb760d0cde9b5b165719cb15a5bc63aaed987352f (diff)
downloadbcm5719-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.cpp7
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;
}
};
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