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authorAdhemerval Zanella <adhemerval.zanella@linaro.org>2021-01-20 12:55:17 +0000
committerAdhemerval Zanella <adhemerval.zanella@linaro.org>2021-01-20 09:59:34 -0300
commit1006250ea2d683e684f65911d738bd84f55c06c1 (patch)
treea5989b65f8115e3bb9f86c1bfb3a7f1cc25de832 /posix
parent22b79ed7f413cd980a7af0cf258da5bf82b6d5e5 (diff)
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posix: Fix regex_internal.h on bootstrap
Only define FALLTHROUGH for _LIBC and do not check __clang_major__ value. It partially syncs with gnulib 5c52f00c69f39fe. Checked with build-many-glibcs.py for aarch64-linux-gnu, x86_64-linux-gnu, and s390x-linux-gnu.
Diffstat (limited to 'posix')
-rw-r--r--posix/regex_internal.h6
1 files changed, 4 insertions, 2 deletions
diff --git a/posix/regex_internal.h b/posix/regex_internal.h
index e31ac92674..011f733176 100644
--- a/posix/regex_internal.h
+++ b/posix/regex_internal.h
@@ -848,12 +848,14 @@ re_string_elem_size_at (const re_string_t *pstr, Idx idx)
}
#endif /* RE_ENABLE_I18N */
-#ifndef FALLTHROUGH
-# if (__GNUC__ >= 7) || (__clang_major__ >= 10)
+#ifdef _LIBC
+# if __GNUC__ >= 7
# define FALLTHROUGH __attribute__ ((__fallthrough__))
# else
# define FALLTHROUGH ((void) 0)
# endif
+#else
+# include "attribute.h"
#endif
#endif /* _REGEX_INTERNAL_H */