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[SimplifyLibCalls] Generalize a comment. This doesn't apply only to sqrt.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@253224 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Davide Italiano 2015-11-16 16:54:28 +00:00
parent 1890cef0c5
commit 6736b2f9fa
1 changed files with 2 additions and 2 deletions
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lib/Transforms/Utils/SimplifyLibCalls.cpp
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@ -116,8 +116,8 @@ static bool canUseUnsafeFPMath(Function *F) {
// FIXME: For finer-grain optimization, we need intrinsics to have the same
// fast-math flag decorations that are applied to FP instructions. For now,
// we have to rely on the function-level unsafe-fp-math attribute to do this
// optimization because there's no other way to express that the sqrt can be
// reassociated.
// optimization because there's no other way to express that the call can be
// relaxed.
if (F->hasFnAttribute("unsafe-fp-math")) {
Attribute Attr = F->getFnAttribute("unsafe-fp-math");
if (Attr.getValueAsString() == "true")