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add some accessors to callsite/callinst/invokeinst to check

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for the noinline attribute, and make the inliner refuse to
inline a call site when the call site is marked noinline even
if the callee isn't.  This fixes PR6682.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@99341 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner
2010-03-23 22:59:07 +00:00
parent bc7a902713
commit a54934ae9d
5 changed files with 52 additions and 3 deletions
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4
lib/Transforms/Utils/InlineFunction.cpp
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@ -229,7 +229,9 @@ bool llvm::InlineFunction(CallSite CS, CallGraph *CG, const TargetData *TD,
const Function *CalledFunc = CS.getCalledFunction();
if (CalledFunc == 0 || // Can't inline external function or indirect
CalledFunc->isDeclaration() || // call, or call to a vararg function!
CalledFunc->getFunctionType()->isVarArg()) return false;
CalledFunc->getFunctionType()->isVarArg() ||
CS.isNoInline()) // Call site is marked noinline.
return false;
// If the call to the callee is not a tail call, we must clear the 'tail'