[clang] [CUDA] Add device-side kernel launch support (PR #165519)

[via cfe-commits]

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@@ -165,6 +165,21 @@ void diagnosticHandler(const DiagnosticInfo &DI) {
   }
 }
 
+bool hasFatBinary(const ArgList &Args, MemoryBufferRef Buffer) {
+  if (Args.hasArg(OPT_dry_run) && Args.hasArg(OPT_assume_device_object))
+    return false;
+  if (identify_magic(Buffer.getBuffer()) != file_magic::elf_relocatable)
+    return false;
+  Expected<std::unique_ptr<ObjectFile>> ObjFile =
+      ObjectFile::createObjectFile(Buffer);
+  if (!ObjFile) {
+    (void)ObjFile.takeError();
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darkbuck wrote:

> This is not how you ignore errors, this will cause the program to exit due to unhandled error. You want to either `consumeError` or `errorToBool` it.

done

https://github.com/llvm/llvm-project/pull/165519