diff options
Diffstat (limited to 'clang/lib/CodeGen/CGCall.cpp')
| -rw-r--r-- | clang/lib/CodeGen/CGCall.cpp | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/clang/lib/CodeGen/CGCall.cpp b/clang/lib/CodeGen/CGCall.cpp index c6988b5a9f3..a432c3ca20d 100644 --- a/clang/lib/CodeGen/CGCall.cpp +++ b/clang/lib/CodeGen/CGCall.cpp @@ -455,11 +455,15 @@ const CGFunctionInfo & CodeGenTypes::arrangeObjCMessageSendSignature(const ObjCMethodDecl *MD, QualType receiverType) { SmallVector<CanQualType, 16> argTys; + SmallVector<FunctionProtoType::ExtParameterInfo, 4> extParamInfos(2); argTys.push_back(Context.getCanonicalParamType(receiverType)); argTys.push_back(Context.getCanonicalParamType(Context.getObjCSelType())); // FIXME: Kill copy? for (const auto *I : MD->parameters()) { argTys.push_back(Context.getCanonicalParamType(I->getType())); + auto extParamInfo = FunctionProtoType::ExtParameterInfo().withIsNoEscape( + I->hasAttr<NoEscapeAttr>()); + extParamInfos.push_back(extParamInfo); } FunctionType::ExtInfo einfo; @@ -475,7 +479,7 @@ CodeGenTypes::arrangeObjCMessageSendSignature(const ObjCMethodDecl *MD, return arrangeLLVMFunctionInfo( GetReturnType(MD->getReturnType()), /*instanceMethod=*/false, - /*chainCall=*/false, argTys, einfo, {}, required); + /*chainCall=*/false, argTys, einfo, extParamInfos, required); } const CGFunctionInfo & @@ -2093,6 +2097,9 @@ void CodeGenModule::ConstructAttributeList( break; } + if (FI.getExtParameterInfo(ArgNo).isNoEscape()) + Attrs.addAttribute(llvm::Attribute::NoCapture); + if (Attrs.hasAttributes()) { unsigned FirstIRArg, NumIRArgs; std::tie(FirstIRArg, NumIRArgs) = IRFunctionArgs.getIRArgs(ArgNo); |
