From: Bruno Haible <bruno@clisp.org>
Date: Sun, 16 Aug 2020 17:09:00 +0000 (+0200)
Subject: argp: Emit a warning also with clang.
X-Git-Tag: v1.0~3722
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=ce616246fc28183a9fd134db94f5f12db8e394de;p=thirdparty%2Fgnulib.git

argp: Emit a warning also with clang.

* lib/argp-help.c (__argp_short_program_name): Use #warning also on
clang.
---

diff --git a/ChangeLog b/ChangeLog
index a56da8343b..7a6c05695b 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+2020-08-16  Bruno Haible  <bruno@clisp.org>
+
+	argp: Emit a warning also with clang.
+	* lib/argp-help.c (__argp_short_program_name): Use #warning also on
+	clang.
+
 2020-08-16  Bruno Haible  <bruno@clisp.org>
 
 	libc-config: Enable __REDIRECT macro also on clang.
diff --git a/lib/argp-help.c b/lib/argp-help.c
index 73987ba66e..52260f35e8 100644
--- a/lib/argp-help.c
+++ b/lib/argp-help.c
@@ -1723,7 +1723,7 @@ __argp_short_program_name (void)
   /* FIXME: What now? Miles suggests that it is better to use NULL,
      but currently the value is passed on directly to fputs_unlocked,
      so that requires more changes. */
-# if __GNUC__
+# if __GNUC__ || (__clang_major__ >= 4)
 #  warning No reasonable value to return
 # endif /* __GNUC__ */
   return "";