diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/VMCore/Verifier.cpp | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/lib/VMCore/Verifier.cpp b/lib/VMCore/Verifier.cpp index 982de30b72..447b8846be 100644 --- a/lib/VMCore/Verifier.cpp +++ b/lib/VMCore/Verifier.cpp @@ -310,10 +310,15 @@ void Verifier::visitGlobalValue(GlobalValue &GV) { } void Verifier::visitGlobalVariable(GlobalVariable &GV) { - if (GV.hasInitializer()) + if (GV.hasInitializer()) { Assert1(GV.getInitializer()->getType() == GV.getType()->getElementType(), "Global variable initializer type does not match global " "variable type!", &GV); + } else { + Assert1(GV.hasExternalLinkage() || GV.hasDLLImportLinkage() || + GV.hasExternalWeakLinkage(), + "invalid linkage type for global declaration", &GV); + } visitGlobalValue(GV); } @@ -467,7 +472,11 @@ void Verifier::visitFunction(Function &F) { "Functions cannot take aggregates as arguments by value!", I); } - if (!F.isDeclaration()) { + if (F.isDeclaration()) { + Assert1(F.hasExternalLinkage() || F.hasDLLImportLinkage() || + F.hasExternalWeakLinkage(), + "invalid linkage type for function declaration", &F); + } else { // Verify that this function (which has a body) is not named "llvm.*". It // is not legal to define intrinsics. if (F.getName().size() >= 5) |