diff options
Diffstat (limited to 'lib/CodeGen/TargetInfo.cpp')
| -rw-r--r-- | lib/CodeGen/TargetInfo.cpp | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/lib/CodeGen/TargetInfo.cpp b/lib/CodeGen/TargetInfo.cpp index 2bd341ce21..2c93249e3b 100644 --- a/lib/CodeGen/TargetInfo.cpp +++ b/lib/CodeGen/TargetInfo.cpp @@ -339,8 +339,14 @@ llvm::Value *DefaultABIInfo::EmitVAArg(llvm::Value *VAListAddr, QualType Ty, } ABIArgInfo DefaultABIInfo::classifyArgumentType(QualType Ty) const { - if (isAggregateTypeForABI(Ty)) + if (isAggregateTypeForABI(Ty)) { + // Records with non trivial destructors/constructors should not be passed + // by value. + if (isRecordWithNonTrivialDestructorOrCopyConstructor(Ty)) + return ABIArgInfo::getIndirect(0, /*ByVal=*/false); + return ABIArgInfo::getIndirect(0); + } // Treat an enum type as its underlying type. if (const EnumType *EnumTy = Ty->getAs<EnumType>()) |