GNU bug report logs - #43152
28.0.50; when building emacs 28.0.50 ./temacs is stopped with core

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From: Lars Ingebrigtsen <larsi <at> gnus.org>
To: Paul Eggert <eggert <at> cs.ucla.edu>
Cc: Philippe Spiesser <ann.onymous <at> orange.fr>, 43152 <at> debbugs.gnu.org, Stefan Kangas <stefankangas <at> gmail.com>, Angelo Graziosi <angelo.g0 <at> libero.it>
Subject: bug#43152: 28.0.50; when building emacs 28.0.50 ./temacs is stopped with core
Date: Sat, 05 Sep 2020 23:36:05 +0200

Poking about a bit with that checkout, I find that if I do:

diff --git a/lib/verify.h b/lib/verify.h
index 6d7b961db7..e2f0cacd03 100644
--- a/lib/verify.h
+++ b/lib/verify.h
@@ -246,13 +246,6 @@ #define _GL_VERIFY_TRUE(R, DIAGNOSTIC) \
 
 /* @assert.h omit start@  */
 
-#if defined __has_builtin
-/* <https://clang.llvm.org/docs/LanguageExtensions.html#builtin-functions> */
-# define _GL_HAS_BUILTIN_ASSUME __has_builtin (__builtin_assume)
-#else
-# define _GL_HAS_BUILTIN_ASSUME 0
-#endif
-
 #if 3 < __GNUC__ + (3 < __GNUC_MINOR__ + (4 <= __GNUC_PATCHLEVEL__))
 # define _GL_HAS_BUILTIN_TRAP 1
 #elif defined __has_builtin

... then there's no segmentation fault any more.

-- 
(domestic pets only, the antidote for overdose, milk.)
   bloggy blog: http://lars.ingebrigtsen.no

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