================
@@ -208,6 +208,15 @@ void SemaSYCL::handleExternalAttr(Decl *D, const
ParsedAttr &AL) {
Diag(AL.getLoc(), diag::err_sycl_attribute_invalid_linkage);
return;
}
+ std::string FunctionName =
StringRef(FD->getNameInfo().getAsString()).lower();
+ if (FunctionName.find("main") != std::string::npos) {
+ Diag(AL.getLoc(), diag::err_sycl_attribute_avoid_main);
+ return;
+ }
----------------
tahonermann wrote:
I think the check for application to `main()` is better done in
`Sema::CheckMain()`. See the other diagnostics there that call `Diag` with a
`diag::err*` argument. It looks like `FD->setInvalidDecl()` should also be
called in that case.
https://github.com/llvm/llvm-project/pull/140282
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