From: Bruno Haible <bruno@clisp.org>
Date: Sat, 23 Mar 2019 18:53:22 +0000 (+0100)
Subject: noreturn: In C++ mode with clang, use _Noreturn as fallback.
X-Git-Tag: v1.0~5005
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=da77d28dc287c7d60297e30d3876e559dbe3619e;p=thirdparty%2Fgnulib.git

noreturn: In C++ mode with clang, use _Noreturn as fallback.

Reported by Akim Demaille.

* lib/noreturn.h (_GL_NORETURN_FUNC): In C++ mode with clang, when
[[noreturn]] would not work, use _Noreturn instead.
---

diff --git a/ChangeLog b/ChangeLog
index 457caa9ad9..14bdd0979d 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,10 @@
+2019-03-23  Bruno Haible  <bruno@clisp.org>
+
+	noreturn: In C++ mode with clang, use _Noreturn as fallback.
+	Reported by Akim Demaille.
+	* lib/noreturn.h (_GL_NORETURN_FUNC): In C++ mode with clang, when
+	[[noreturn]] would not work, use _Noreturn instead.
+
 2019-03-22  Akim Demaille  <akim@lrde.epita.fr>
 
 	libtextstyle-optional: Fix compiler warnings.
diff --git a/lib/noreturn.h b/lib/noreturn.h
index 3ceeaf5908..57e9a884bd 100644
--- a/lib/noreturn.h
+++ b/lib/noreturn.h
@@ -74,6 +74,9 @@
 # if (__cplusplus >= 201103 && !(__GNUC__ == 4 && __GNUC_MINOR__ == 7)) \
      || (_MSC_VER >= 1900)
 #  define _GL_NORETURN_FUNC [[noreturn]]
+  /* clang++ supports the _Noreturn keyword, but g++ doesn't.  */
+# elif defined __clang__
+#  define _GL_NORETURN_FUNC _Noreturn
 # else
 #  define _GL_NORETURN_FUNC /* empty */
 # endif