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unlike the malloc instruction, "malloc" calls do not claim to be readonly, just nounwind.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@82927 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -153,7 +153,7 @@ bool FunctionAttrs::AddReadAttrs(const std::vector<CallGraphNode *> &SCC) {
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// Writes memory. Just give up.
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return false;
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if (isa<MallocInst>(I) || isMalloc(I))
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if (isa<MallocInst>(I))
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// malloc claims not to write memory! PR3754.
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return false;
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