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-rw-r--r--lib/Sema/SemaExpr.cpp14
1 files changed, 14 insertions, 0 deletions
diff --git a/lib/Sema/SemaExpr.cpp b/lib/Sema/SemaExpr.cpp
index 9e2b21aca2..1ba8ea62b4 100644
--- a/lib/Sema/SemaExpr.cpp
+++ b/lib/Sema/SemaExpr.cpp
@@ -4625,6 +4625,20 @@ Sema::BuildResolvedCallExpr(Expr *Fn, NamedDecl *NDecl,
return ExprError(Diag(LParenLoc, diag::err_typecheck_call_not_function)
<< Fn->getType() << Fn->getSourceRange());
+ if (getLangOptions().CUDA) {
+ if (Config) {
+ // CUDA: Kernel calls must be to global functions
+ if (FDecl && !FDecl->hasAttr<CUDAGlobalAttr>())
+ return ExprError(Diag(LParenLoc,diag::err_kern_call_not_global_function)
+ << FDecl->getName() << Fn->getSourceRange());
+
+ // CUDA: Kernel function must have 'void' return type
+ if (!FuncT->getResultType()->isVoidType())
+ return ExprError(Diag(LParenLoc, diag::err_kern_type_not_void_return)
+ << Fn->getType() << Fn->getSourceRange());
+ }
+ }
+
// Check for a valid return type
if (CheckCallReturnType(FuncT->getResultType(),
Fn->getSourceRange().getBegin(), TheCall,