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Fix a comment that stated the wrong thing.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21638 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Reid Spencer 2005-04-30 06:45:47 +00:00
parent 9c9183aef4
commit 63a7513ac1
1 changed files with 2 additions and 5 deletions
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7
lib/Transforms/IPO/SimplifyLibCalls.cpp
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@ -511,11 +511,8 @@ public:
virtual bool OptimizeCall(CallInst* ci, SimplifyLibCalls& SLC)
{
// First, check to see if src and destination are the same. If they are,
// then the optimization is to replace the CallInst with the destination
// because the call is a no-op. Note that this corresponds to the
// degenerate strcpy(X,X) case which should have "undefined" results
// according to the C specification. However, it occurs sometimes and
// we optimize it as a no-op.
// then the optimization is to replace the CallInst with a constant 0
// because the call is a no-op.
Value* s1 = ci->getOperand(1);
Value* s2 = ci->getOperand(2);
if (s1 == s2)