Fix a minor bug handling incomplete programs
llvm-svn: 12105
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@ -185,7 +185,7 @@ DSGraph::DSGraph(const TargetData &td, Function &F, DSGraph *GG)
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for (DSScalarMap::global_iterator I = ScalarMap.global_begin();
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I != ScalarMap.global_end(); ++I)
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if (GlobalVariable *GV = dyn_cast<GlobalVariable>(*I))
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if (GV->isConstant())
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if (!GV->isExternal() && GV->isConstant())
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RC.merge(ScalarMap[GV], GG->ScalarMap[GV]);
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}
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