diff options
Diffstat (limited to 'lib/CodeGen/CGCall.cpp')
| -rw-r--r-- | lib/CodeGen/CGCall.cpp | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/lib/CodeGen/CGCall.cpp b/lib/CodeGen/CGCall.cpp index decc73c6d458..4856f5404c1a 100644 --- a/lib/CodeGen/CGCall.cpp +++ b/lib/CodeGen/CGCall.cpp @@ -561,6 +561,9 @@ void CodeGenModule::ConstructAttributeList(const CGFunctionInfo &FI, const ABIArgInfo &AI = it->info; unsigned Attributes = 0; + if (ParamType.isRestrictQualified()) + Attributes |= llvm::Attribute::NoAlias; + switch (AI.getKind()) { case ABIArgInfo::Coerce: break; @@ -764,7 +767,7 @@ void CodeGenFunction::EmitFunctionEpilog(const CGFunctionInfo &FI, ComplexPairTy RT = LoadComplexFromAddr(ReturnValue, false); StoreComplexToAddr(RT, CurFn->arg_begin(), false); } else if (CodeGenFunction::hasAggregateLLVMType(RetTy)) { - EmitAggregateCopy(CurFn->arg_begin(), ReturnValue, RetTy); + // Do nothing; aggregrates get evaluated directly into the destination. } else { EmitStoreOfScalar(Builder.CreateLoad(ReturnValue), CurFn->arg_begin(), false, RetTy); |