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author | Chris Lattner <sabre@nondot.org> | 2011-07-14 18:12:44 +0000 |
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committer | Chris Lattner <sabre@nondot.org> | 2011-07-14 18:12:44 +0000 |
commit | 97d9730a59fbd4e656d2c34f3b92d2feb4d9d575 (patch) | |
tree | f1f6821a4943eb99e28ada6e8f29464a4758070e /lib/VMCore/Globals.cpp | |
parent | 6c48244973b3c3286af54dddb98412d2820b26b5 (diff) | |
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@135164 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/VMCore/Globals.cpp')
-rw-r--r-- | lib/VMCore/Globals.cpp | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/lib/VMCore/Globals.cpp b/lib/VMCore/Globals.cpp index 0e0d667392..76fc5a9492 100644 --- a/lib/VMCore/Globals.cpp +++ b/lib/VMCore/Globals.cpp @@ -63,12 +63,14 @@ void GlobalValue::setAlignment(unsigned Align) { } bool GlobalValue::isDeclaration() const { + // Globals are definitions if they have an initializer. if (const GlobalVariable *GV = dyn_cast<GlobalVariable>(this)) return GV->getNumOperands() == 0; + // Functions are definitions if they have a body. if (const Function *F = dyn_cast<Function>(this)) return F->empty(); - + const GlobalAlias *GA = cast<GlobalAlias>(this); if (const GlobalValue *AV = GA->getAliasedGlobal()) return AV->isDeclaration(); |