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Use hasDefinitiveInitializer() instead of testing the same thing

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by hand, and fix a few places that were using hasInitializer() that
appear to depend on the initializer value.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@79441 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Dan Gohman
2009-08-19 18:20:44 +00:00
parent de0e587e63
commit 8255573835
6 changed files with 8 additions and 9 deletions
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lib/Analysis/ValueTracking.cpp
+1 -2
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@@ -1061,8 +1061,7 @@ bool llvm::GetConstantStringInfo(Value *V, std::string &Str, uint64_t Offset,
// variable that is a constant and is initialized. The referenced constant
// initializer is the array that we'll use for optimization.
GlobalVariable* GV = dyn_cast<GlobalVariable>(V);
if (!GV || !GV->isConstant() || !GV->hasInitializer() ||
GV->mayBeOverridden())
if (!GV || !GV->isConstant() || !GV->hasDefinitiveInitializer())
return false;
Constant *GlobalInit = GV->getInitializer();