diff options
| -rw-r--r-- | clang/lib/CodeGen/CGExprScalar.cpp | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/clang/lib/CodeGen/CGExprScalar.cpp b/clang/lib/CodeGen/CGExprScalar.cpp index 4487f17f604..49deb7b365a 100644 --- a/clang/lib/CodeGen/CGExprScalar.cpp +++ b/clang/lib/CodeGen/CGExprScalar.cpp @@ -2058,7 +2058,12 @@ VisitConditionalOperator(const ConditionalOperator *E) { return Builder.CreateSelect(CondV, LHS, RHS, "cond"); } - + if (!E->getLHS() && CGF.getContext().getLangOptions().CPlusPlus) { + // Does not support GNU missing condition extension in C++ yet (see #7726) + CGF.ErrorUnsupported(E, "conditional operator with missing LHS"); + return llvm::UndefValue::get(ConvertType(E->getType())); + } + llvm::BasicBlock *LHSBlock = CGF.createBasicBlock("cond.true"); llvm::BasicBlock *RHSBlock = CGF.createBasicBlock("cond.false"); llvm::BasicBlock *ContBlock = CGF.createBasicBlock("cond.end"); |
