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| author | Richard Smith <richard-llvm@metafoo.co.uk> | 2012-08-13 20:08:14 +0000 |
|---|---|---|
| committer | Richard Smith <richard-llvm@metafoo.co.uk> | 2012-08-13 20:08:14 +0000 |
| commit | 0d729105ecb50a7e3cbe6e57c29149edfa5cf05a (patch) | |
| tree | 8c4f1bc2fdc5e9cbbc8a853c152f440f642276b5 /lib/CodeGen/CGExprCXX.cpp | |
| parent | 37f7a3326791dd625a4aa9a097b5fad0a757c956 (diff) | |
Factor out computation of whether a typeid's expression is potentially
evaluated into a CXXTypeid member function. No functionality change.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@161779 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/CGExprCXX.cpp')
| -rw-r--r-- | lib/CodeGen/CGExprCXX.cpp | 12 |
1 files changed, 3 insertions, 9 deletions
diff --git a/lib/CodeGen/CGExprCXX.cpp b/lib/CodeGen/CGExprCXX.cpp index 79ebe515b0..7c2c9f1ecb 100644 --- a/lib/CodeGen/CGExprCXX.cpp +++ b/lib/CodeGen/CGExprCXX.cpp @@ -1643,15 +1643,9 @@ llvm::Value *CodeGenFunction::EmitCXXTypeidExpr(const CXXTypeidExpr *E) { // polymorphic class type, the result refers to a std::type_info object // representing the type of the most derived object (that is, the dynamic // type) to which the glvalue refers. - if (E->getExprOperand()->isGLValue()) { - if (const RecordType *RT = - E->getExprOperand()->getType()->getAs<RecordType>()) { - const CXXRecordDecl *RD = cast<CXXRecordDecl>(RT->getDecl()); - if (RD->isPolymorphic()) - return EmitTypeidFromVTable(*this, E->getExprOperand(), - StdTypeInfoPtrTy); - } - } + if (E->isPotentiallyEvaluated()) + return EmitTypeidFromVTable(*this, E->getExprOperand(), + StdTypeInfoPtrTy); QualType OperandTy = E->getExprOperand()->getType(); return Builder.CreateBitCast(CGM.GetAddrOfRTTIDescriptor(OperandTy), |