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CC_CHECK_LDFLAGS.m4
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CC_CHECK_LDFLAGS.m4
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dnl Check if the flag is supported by linker (cacheable)
dnl CC_CHECK_LDFLAGS([FLAG], [ACTION-IF-FOUND],[ACTION-IF-NOT-FOUND])
dnl
dnl Origin (declared license: GPLv2+ with less restrictive exception):
dnl https://git.gnome.org/browse/glib/tree/m4macros/attributes.m4?h=2.49.1
dnl (AC_LANG_PROGRAM substituted by Jan Pokorny <jpokorny@redhat.com>)
AC_DEFUN([CC_CHECK_LDFLAGS], [
AC_CACHE_CHECK([if $CC supports $1 flag],
AS_TR_SH([cc_cv_ldflags_$1]),
[ac_save_LDFLAGS="$LDFLAGS"
LDFLAGS="$LDFLAGS $1"
AC_LINK_IFELSE([AC_LANG_PROGRAM([[]], [[]])],
[eval "AS_TR_SH([cc_cv_ldflags_$1])='yes'"],
[eval "AS_TR_SH([cc_cv_ldflags_$1])="])
LDFLAGS="$ac_save_LDFLAGS"
])
AS_IF([eval test x$]AS_TR_SH([cc_cv_ldflags_$1])[ = xyes],
[$2], [$3])
])
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