================
@@ -0,0 +1,92 @@
+// RUN: split-file %s %t
+
+// RUN: %clang_cc1 -triple aarch64-none-linux-gnu -fsyntax-only -verify
%t/unsupported.c
+// RUN: %clang_cc1 -triple x86_64-unknown-linux-gnu -fsyntax-only -verify
%t/unsupported.c
+// RUN: %clang_cc1 -triple systemz -fsyntax-only -verify %t/unsupported.c
+// RUN: %clang_cc1 -triple powerpc64-linux-gnu -fsyntax-only -verify
%t/unsupported.c
+
+// RUN: %clang_cc1 -triple powerpc-ibm-aix -fsyntax-only -verify
%t/copyright.c
+// RUN: %clang_cc1 -triple powerpc64-ibm-aix -fsyntax-only -verify
%t/copyright.c
+
+// RUN: %clang_cc1 -triple powerpc-ibm-aix -fsyntax-only -verify
%t/empty-copyright.c
+// RUN: %clang_cc1 -triple powerpc64-ibm-aix -fsyntax-only -verify
%t/empty-copyright.c
+
+// RUN: %clang_cc1 -triple powerpc-ibm-aix -fsyntax-only -verify
%t/other-kinds.c
+// RUN: %clang_cc1 -triple powerpc64-ibm-aix -fsyntax-only -verify
%t/other-kinds.c
+
+// RUN: %clang_cc1 -triple powerpc-ibm-aix -fsyntax-only -verify
%t/duplicate.c
+// RUN: %clang_cc1 -triple powerpc64-ibm-aix -fsyntax-only -verify
%t/duplicate.c
+
+// RUN: %clang_cc1 -triple powerpc-ibm-aix -fsyntax-only -verify
%t/raw-string-literal.c
+// RUN: %clang_cc1 -triple powerpc64-ibm-aix -fsyntax-only -verify
%t/raw-string-literal.c
+
+// RUN: %clang_cc1 -triple powerpc-ibm-aix -fsyntax-only -verify
%t/concat-escape.c
+// RUN: %clang_cc1 -triple powerpc64-ibm-aix -fsyntax-only -verify
%t/concat-escape.c
+
+// RUN: %clang_cc1 -triple powerpc-ibm-aix -fsyntax-only -verify
%t/u8-literal.c
+// RUN: %clang_cc1 -triple powerpc64-ibm-aix -fsyntax-only -verify
%t/u8-literal.c
+
+// RUN: %clang_cc1 -triple powerpc-ibm-aix -fsyntax-only -verify
%t/wide-literal.c
+// RUN: %clang_cc1 -triple powerpc64-ibm-aix -fsyntax-only -verify
%t/wide-literal.c
+
+// RUN: %clang_cc1 -triple powerpc-ibm-aix -fsyntax-only -verify
%t/utf16-literal.c
+// RUN: %clang_cc1 -triple powerpc64-ibm-aix -fsyntax-only -verify
%t/utf16-literal.c
+
+// RUN: %clang_cc1 -triple powerpc-ibm-aix -fsyntax-only -verify
%t/utf32-literal.c
+// RUN: %clang_cc1 -triple powerpc64-ibm-aix -fsyntax-only -verify
%t/utf32-literal.c
+
+//--- unsupported.c
+// pragma comment kinds not supported on this target.
+#pragma comment(copyright, "copyright") // expected-warning
{{'#pragma comment copyright' ignored}}
+#pragma comment(compiler) // expected-warning
{{'#pragma comment compiler' ignored}}
+#pragma comment(exestr, "foo") // expected-warning
{{'#pragma comment exestr' ignored}}
+#pragma comment(user, "foo\abar\nbaz\tsomething") // expected-warning
{{'#pragma comment user' ignored}}
+#pragma comment(timestamp) // expected-error {{unknown
kind of pragma comment}}
+#pragma comment(date) // expected-error {{unknown
kind of pragma comment}}
+
+//--- copyright.c
+// Copyright pragma is accepted without diagnostics.
+#pragma comment(copyright, "copyright") // expected-no-diagnostics
+
+//--- empty-copyright.c
+// An empty copyright string is accepted without diagnostics.
+#pragma comment(copyright, "") // expected-no-diagnostics
+
+//--- other-kinds.c
+// Non-copyright comment kinds produce warnings/errors.
+#pragma comment(lib, "m") // expected-warning
{{'#pragma comment lib' ignored}}
+#pragma comment(linker, "foo") // expected-warning
{{'#pragma comment linker' ignored}}
+#pragma comment(compiler) // expected-warning
{{'#pragma comment compiler' ignored}}
+#pragma comment(exestr, "foo") // expected-warning
{{'#pragma comment exestr' ignored}}
+#pragma comment(user, "foo\abar\nbaz\tsomething") // expected-warning
{{'#pragma comment user' ignored}}
+#pragma comment(timestamp) // expected-error {{unknown
kind of pragma comment}}
+#pragma comment(date) // expected-error {{unknown
kind of pragma comment}}
+
+//--- duplicate.c
+// A second copyright pragma in the same translation unit warns.
+#pragma comment(copyright, "@(#) Copyright")
+#pragma comment(copyright, "Duplicate Copyright") // expected-warning
{{'#pragma comment copyright' ignored: it can be specified only once per
translation unit}}
+
+//--- raw-string-literal.c
+// Raw string literals are accepted
+#pragma comment(copyright, R"foo(printf("Hello (world)");)foo") //
expected-no-diagnostics
+
+//--- concat-escape.c
+// Concatenated ordinary string literals and escapes are accepted
----------------
hubert-reinterpretcast wrote:
```suggestion
// Concatenated ordinary string literals and escapes are accepted.
```
https://github.com/llvm/llvm-project/pull/178184
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