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Honor if _Bool is available

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`AC_HEADER_STDBOOL` rejects stdbool.h in c2x, which is not
conforming to C99.
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Nobuyoshi Nakada 2022-03-16 17:50:13 +09:00 committed by GitHub
parent 151208a19b
commit f91ea23324
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Notes: git 2022-03-16 17:50:46 +09:00 
Merged: https://github.com/ruby/ruby/pull/5666

Merged-By: nobu <nobu@ruby-lang.org>
1 changed files with 1 additions and 1 deletions
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include/ruby/internal/stdbool.h
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@ -39,7 +39,7 @@
# /* Take stdbool.h definition. */
# include <stdbool.h>
#else
#elif !defined(HAVE__BOOL)
typedef unsigned char _Bool;
# /* See also http://www.open-std.org/jtc1/sc22/wg14/www/docs/n2229.htm */
# define bool _Bool