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2007-06-14 Paolo Bonzini <bonzini@gnu.org>

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* aclocal.m4: Include config/warnings.m4.
	* configure.ac: Use ACX_PROG_CC_WARNING_OPTS.
	* configure: Regenerate.
This commit is contained in:
Paolo Bonzini
2007-06-14 08:17:50 +00:00
parent 2b58cd7246
commit a104c397e7
4 changed files with 36 additions and 39 deletions
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22
libiberty/configure.ac
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@@ -132,26 +132,8 @@ GCC_NO_EXECUTABLES
AC_PROG_CC
AC_PROG_CPP_WERROR
# Warn C++ incompatibilities if supported.
AC_CACHE_CHECK(
[whether ${CC} accepts -Wc++-compat],
[ac_cv_prog_cc_w_cxx_compat],
[save_CFLAGS="$CFLAGS"
CFLAGS="-Wc++-compat"
AC_COMPILE_IFELSE([AC_LANG_SOURCE([[]])],
[ac_cv_prog_cc_w_cxx_compat=yes],
[ac_cv_prog_cc_w_cxx_compat=no])
CFLAGS="$save_CFLAGS"
])
if test x$GCC = xyes; then
ac_libiberty_warn_cflags='-W -Wall -pedantic -Wwrite-strings -Wstrict-prototypes'
fi
if test $ac_cv_prog_cc_w_cxx_compat = yes ; then
ac_libiberty_warn_cflags="${ac_libiberty_warn_cflags} -Wc++-compat"
fi
AC_SUBST(ac_libiberty_warn_cflags)
ACX_PROG_CC_WARNING_OPTS([-W -Wall -pedantic -Wwrite-strings -Wc++-compat \
-Wstrict-prototypes], [ac_libiberty_warn_cflags])
AC_PROG_CC_C_O
# autoconf is lame and doesn't give us any substitution variable for this.