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Simplify; no intended functional change.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@142567 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Eli Friedman 2011-10-20 03:23:14 +00:00
parent 3a8eaa736f
commit 400ea5bde0
1 changed files with 3 additions and 10 deletions
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13
lib/Analysis/IPA/CallGraph.cpp
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@ -127,16 +127,9 @@ private:
}
}
// Loop over all of the users of the function, looking for non-call uses.
for (Value::use_iterator I = F->use_begin(), E = F->use_end(); I != E; ++I){
User *U = *I;
if ((!isa<CallInst>(U) && !isa<InvokeInst>(U))
|| !CallSite(cast<Instruction>(U)).isCallee(I)) {
// Not a call, or being used as a parameter rather than as the callee.
ExternalCallingNode->addCalledFunction(CallSite(), Node);
break;
}
}
// If this function has its address taken, anything could call it.
if (F->hasAddressTaken())
ExternalCallingNode->addCalledFunction(CallSite(), Node);
// If this function is not defined in this translation unit, it could call
// anything.