Support unsigned __int20 in checks for size_t mangling

2017-01-20  Joe Seymour  <joe.s@somniumtech.com>

	* acinclude.m4 (GLIBCXX_CHECK_SIZE_T_MANGLING): Support uint20_t.
	* configure: Regenerate.

From-SVN: r244727
This commit is contained in:
Joe Seymour 2017-01-20 17:46:36 +00:00 committed by Jonathan Wakely
parent d2aadab150
commit f14d2c52d4
3 changed files with 29 additions and 2 deletions

View File

@ -1,3 +1,8 @@
2017-01-20 Joe Seymour <joe.s@somniumtech.com>
* acinclude.m4 (GLIBCXX_CHECK_SIZE_T_MANGLING): Support uint20_t.
* configure: Regenerate.
2017-01-20 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/69240

View File

@ -4460,8 +4460,12 @@ AC_DEFUN([GLIBCXX_CHECK_SIZE_T_MANGLING], [
[glibcxx_cv_size_t_mangling=y], [
AC_TRY_COMPILE([],
[extern __SIZE_TYPE__ x; extern unsigned short x;],
[glibcxx_cv_size_t_mangling=t],
[glibcxx_cv_size_t_mangling=x])
[glibcxx_cv_size_t_mangling=t], [
AC_TRY_COMPILE([],
[extern __SIZE_TYPE__ x; extern __int20 unsigned x;],
[glibcxx_cv_size_t_mangling=u6uint20],
[glibcxx_cv_size_t_mangling=x])
])
])
])
])

View File

@ -80707,6 +80707,21 @@ _ACEOF
if ac_fn_c_try_compile "$LINENO"; then :
glibcxx_cv_size_t_mangling=t
else
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */
int
main ()
{
extern __SIZE_TYPE__ x; extern __int20 unsigned x;
;
return 0;
}
_ACEOF
if ac_fn_c_try_compile "$LINENO"; then :
glibcxx_cv_size_t_mangling=u6uint20
else
glibcxx_cv_size_t_mangling=x
fi
rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
@ -80720,6 +80735,9 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
fi
rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
fi
rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $glibcxx_cv_size_t_mangling" >&5
$as_echo "$glibcxx_cv_size_t_mangling" >&6; }