Reported against Autoconf by Todd C. Miller in: https://lists.gnu.org/r/autoconf/2022-12/msg00001.html * m4/stdbool.m4 (AC_CHECK_HEADER_STDBOOL): Sync from Autoconf master. --- ChangeLog | 7 +++++++ m4/stdbool.m4 | 12 ++++++------ 2 files changed, 13 insertions(+), 6 deletions(-)
diff --git a/ChangeLog b/ChangeLog index b4f752c448..d81bde3f8d 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,10 @@ +2022-12-26 Paul Eggert <egg...@cs.ucla.edu> + + stdbool-c99: fix typo + Reported against Autoconf by Todd C. Miller in: + https://lists.gnu.org/r/autoconf/2022-12/msg00001.html + * m4/stdbool.m4 (AC_CHECK_HEADER_STDBOOL): Sync from Autoconf master. + 2022-12-26 Bruno Haible <br...@clisp.org> ctime: Mark as deprecated, not obsolete. (Regression 2022-12-21.) diff --git a/m4/stdbool.m4 b/m4/stdbool.m4 index c67908aa87..18fe4b874f 100644 --- a/m4/stdbool.m4 +++ b/m4/stdbool.m4 @@ -5,7 +5,7 @@ dnl This file is free software; the Free Software Foundation dnl gives unlimited permission to copy and/or distribute it, dnl with or without modifications, as long as this notice is preserved. -#serial 9 +#serial 10 # Prepare for substituting <stdbool.h> if it is not supported. @@ -57,10 +57,10 @@ AC_DEFUN([AC_CHECK_HEADER_STDBOOL], integer constant expressions, and "bool" should be a valid type name. - Although C 1999 requires bool, true, and false to be macros, - C 2023 and C++ 2011 overrule that, so do not test for that. - Although C 1999 requires __bool_true_false_are_defined and - _Bool, C 2023 says they are obsolescent, so do not require + Although C99 requires bool, true, and false to be macros, + C23 and C++11 overrule that, so do not test for that. + Although C99 requires __bool_true_false_are_defined and + _Bool, C23 says they are obsolescent, so do not require them. */ #if !true @@ -108,7 +108,7 @@ AC_DEFUN([AC_CHECK_HEADER_STDBOOL], /* Refer to every declared value, so they cannot be discarded as unused. */ - return (!a + !b + !c + !d + !e + !f + !g + !h + !i + !j + !k + return (!b + !c + !d + !e + !f + !g + !h + !i + !j + !k + !l + !m + !n + !o + !p + !pp + !ps); ]])], [ac_cv_header_stdbool_h=yes], -- 2.38.1
