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Only parse body of restricted function when compiling in restricted context #144

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Only parse body of restricted function when compiling in restricted context #144

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7e4a2a7
Only parse body of restricted function when compiling in restricted c…
AlexVlx Jun 15, 2018
0af3295
Parentheses make everything clearer
AlexVlx Jun 18, 2018
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17 changes: 17 additions & 0 deletions lib/Sema/SemaDecl.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -13187,6 +13187,23 @@ Sema::ActOnStartOfFunctionDef(Scope *FnBodyScope, Declarator &D,

D.setFunctionDefinitionKind(FDK_Definition);
Decl *DP = HandleDeclarator(ParentScope, D, TemplateParameterLists);

if (LangOpts.CPlusPlusAMP && SkipBody) {
const bool IsAuto = DP->hasAttr<CXXAMPRestrictAUTOAttr>();
const bool IsHC = DP->hasAttr<CXXAMPRestrictAMPAttr>();
const bool IsCPU = DP->hasAttr<CXXAMPRestrictCPUAttr>();

SkipBody->ShouldSkip =
!IsAuto && (LangOpts.DevicePath ? (!IsHC && IsCPU) : (IsHC && !IsCPU));

if (SkipBody->ShouldSkip) {
auto Empty = new (getASTContext()) NullStmt{DP->getLocation()};
cast<FunctionDecl>(DP)->setBody(Empty);
cast<FunctionDecl>(DP)->addAttr(CXX11NoReturnAttr::CreateImplicit(getASTContext()));
return DP;
}
}

return ActOnStartOfFunctionDef(FnBodyScope, DP, SkipBody);
}

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