================
@@ -3285,27 +3290,49 @@ void PragmaCommentHandler::HandlePragma(Preprocessor
&PP,
return;
}
- // Verify that this is one of the 5 explicitly listed options.
+ // Verify that this is one of the 6 explicitly listed options.
IdentifierInfo *II = Tok.getIdentifierInfo();
PragmaMSCommentKind Kind =
- llvm::StringSwitch<PragmaMSCommentKind>(II->getName())
- .Case("linker", PCK_Linker)
- .Case("lib", PCK_Lib)
- .Case("compiler", PCK_Compiler)
- .Case("exestr", PCK_ExeStr)
- .Case("user", PCK_User)
- .Default(PCK_Unknown);
+ llvm::StringSwitch<PragmaMSCommentKind>(II->getName())
+ .Case("linker", PCK_Linker)
+ .Case("lib", PCK_Lib)
+ .Case("compiler", PCK_Compiler)
+ .Case("exestr", PCK_ExeStr)
+ .Case("user", PCK_User)
+ .Case("copyright", PCK_Copyright)
+ .Default(PCK_Unknown);
+
if (Kind == PCK_Unknown) {
PP.Diag(Tok.getLocation(), diag::err_pragma_comment_unknown_kind);
return;
}
+ // Handle AIX Target restrictions (all non-copyright kinds)
+ if (PP.getTargetInfo().getTriple().isOSAIX() && Kind != PCK_Copyright) {
+ // pragma comment kinds linker, lib, compiler, exestr and user are
+ // ignored when targeting AIX.
+ PP.Diag(Tok.getLocation(), diag::warn_pragma_comment_ignored)
+ << II->getName();
+ return;
+ }
+
if (PP.getTargetInfo().getTriple().isOSBinFormatELF() && Kind != PCK_Lib) {
PP.Diag(Tok.getLocation(), diag::warn_pragma_comment_ignored)
<< II->getName();
return;
}
+ // Handle pragma comment copyright
+ if (Kind == PCK_Copyright) {
+ if (SeenCopyrightInTU) {
+ // On AIX, pragma comment copyright can each appear only once in a TU.
----------------
w2yehia wrote:
remove AIX? in keeping with the spirit of comments from other reviewers
https://github.com/llvm/llvm-project/pull/178184
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