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Commit b5472e1d by Nathanael Nerode
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configure.ac: Check for -Wno-variadic-macros... 

	* configure.ac: Check for -Wno-variadic-macros; don't use
	-pedantic (in stage 1 or a simple 'make all') unless it's available,
	and if it's available, use it.  Also, clean up check for
	-Wno-long-long.
	* configure: Regenerate.

From-SVN: r79918
parent affb18b2
Showing with 150 additions and 70 deletions
gcc/ChangeLog
2004-03-24 Nathanael Nerode <neroden@gcc.gnu.org>
* configure.ac: Check for -Wno-variadic-macros; don't use
-pedantic (in stage 1 or a simple 'make all') unless it's available,
and if it's available, use it. Also, clean up check for
-Wno-long-long.
* configure: Regenerate.
2004-03-24 Richard Sandiford <rsandifo@redhat.com> 2004-03-24 Richard Sandiford <rsandifo@redhat.com>
* config.gcc (mips64vr-*-elf*, mips64vrel-*-elf*): Remove tm_defines. * config.gcc (mips64vr-*-elf*, mips64vrel-*-elf*): Remove tm_defines.
......
gcc/configure
...@@ -2810,63 +2810,6 @@ fi ...@@ -2810,63 +2810,6 @@ fi
# Check C compiler features # Check C compiler features
# ------------------------- # -------------------------
echo "$as_me:$LINENO: checking whether ${CC-cc} accepts -Wno-long-long" >&5
echo $ECHO_N "checking whether ${CC-cc} accepts -Wno-long-long... $ECHO_C" >&6
if test "${ac_cv_prog_cc_no_long_long+set}" = set; then
echo $ECHO_N "(cached) $ECHO_C" >&6
else
save_CFLAGS="$CFLAGS"
CFLAGS="-Wno-long-long"
cat >conftest.$ac_ext <<_ACEOF
/* confdefs.h. */
_ACEOF
cat confdefs.h >>conftest.$ac_ext
cat >>conftest.$ac_ext <<_ACEOF
/* end confdefs.h. */
int
main ()
{
;
return 0;
}
_ACEOF
rm -f conftest.$ac_objext
if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
(eval $ac_compile) 2>conftest.er1
ac_status=$?
grep -v '^ *+' conftest.er1 >conftest.err
rm -f conftest.er1
cat conftest.err >&5
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } &&
{ ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); }; } &&
{ ac_try='test -s conftest.$ac_objext'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); }; }; then
ac_cv_prog_cc_no_long_long=yes
else
echo "$as_me: failed program was:" >&5
sed 's/^/| /' conftest.$ac_ext >&5
ac_cv_prog_cc_no_long_long=no
fi
rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
CFLAGS="$save_CFLAGS"
fi
echo "$as_me:$LINENO: result: $ac_cv_prog_cc_no_long_long" >&5
echo "${ECHO_T}$ac_cv_prog_cc_no_long_long" >&6
ac_ext=c ac_ext=c
ac_cpp='$CPP $CPPFLAGS' ac_cpp='$CPP $CPPFLAGS'
ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5' ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
...@@ -3101,6 +3044,7 @@ ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5' ...@@ -3101,6 +3044,7 @@ ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5' ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
ac_compiler_gnu=$ac_cv_c_compiler_gnu ac_compiler_gnu=$ac_cv_c_compiler_gnu
echo "$as_me:$LINENO: checking for inline" >&5 echo "$as_me:$LINENO: checking for inline" >&5
echo $ECHO_N "checking for inline... $ECHO_C" >&6 echo $ECHO_N "checking for inline... $ECHO_C" >&6
if test "${ac_cv_c_inline+set}" = set; then if test "${ac_cv_c_inline+set}" = set; then
...@@ -3783,9 +3727,116 @@ fi ...@@ -3783,9 +3727,116 @@ fi
# Warnings and checking # Warnings and checking
# --------------------- # ---------------------
# Check $CC warning features (if it's GCC).
# We want to use -pedantic, but we don't want warnings about
# * 'long long'
# * variadic macros
# So, we only use -pedantic if we can disable those warnings.
echo "$as_me:$LINENO: checking whether ${CC} accepts -Wno-long-long" >&5
echo $ECHO_N "checking whether ${CC} accepts -Wno-long-long... $ECHO_C" >&6
if test "${ac_cv_prog_cc_w_no_long_long+set}" = set; then
echo $ECHO_N "(cached) $ECHO_C" >&6
else
save_CFLAGS="$CFLAGS"
CFLAGS="-Wno-long-long"
cat >conftest.$ac_ext <<_ACEOF
/* confdefs.h. */
_ACEOF
cat confdefs.h >>conftest.$ac_ext
cat >>conftest.$ac_ext <<_ACEOF
/* end confdefs.h. */
_ACEOF
rm -f conftest.$ac_objext
if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
(eval $ac_compile) 2>conftest.er1
ac_status=$?
grep -v '^ *+' conftest.er1 >conftest.err
rm -f conftest.er1
cat conftest.err >&5
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } &&
{ ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); }; } &&
{ ac_try='test -s conftest.$ac_objext'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); }; }; then
ac_cv_prog_cc_w_no_long_long=yes
else
echo "$as_me: failed program was:" >&5
sed 's/^/| /' conftest.$ac_ext >&5
ac_cv_prog_cc_w_no_long_long=no
fi
rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
CFLAGS="$save_CFLAGS"
fi
echo "$as_me:$LINENO: result: $ac_cv_prog_cc_w_no_long_long" >&5
echo "${ECHO_T}$ac_cv_prog_cc_w_no_long_long" >&6
echo "$as_me:$LINENO: checking whether ${CC} accepts -Wno-variadic-macros" >&5
echo $ECHO_N "checking whether ${CC} accepts -Wno-variadic-macros... $ECHO_C" >&6
if test "${ac_cv_prog_cc_w_no_variadic_macros+set}" = set; then
echo $ECHO_N "(cached) $ECHO_C" >&6
else
save_CFLAGS="$CFLAGS"
CFLAGS="-Wno-variadic-macros"
cat >conftest.$ac_ext <<_ACEOF
/* confdefs.h. */
_ACEOF
cat confdefs.h >>conftest.$ac_ext
cat >>conftest.$ac_ext <<_ACEOF
/* end confdefs.h. */
_ACEOF
rm -f conftest.$ac_objext
if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
(eval $ac_compile) 2>conftest.er1
ac_status=$?
grep -v '^ *+' conftest.er1 >conftest.err
rm -f conftest.er1
cat conftest.err >&5
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } &&
{ ac_try='test -z "$ac_c_werror_flag" || test ! -s conftest.err'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); }; } &&
{ ac_try='test -s conftest.$ac_objext'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
(eval $ac_try) 2>&5
ac_status=$?
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); }; }; then
ac_cv_prog_cc_w_no_variadic_macros=yes
else
echo "$as_me: failed program was:" >&5
sed 's/^/| /' conftest.$ac_ext >&5
ac_cv_prog_cc_w_no_variadic_macros=no
fi
rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
CFLAGS="$save_CFLAGS"
fi
echo "$as_me:$LINENO: result: $ac_cv_prog_cc_w_no_variadic_macros" >&5
echo "${ECHO_T}$ac_cv_prog_cc_w_no_variadic_macros" >&6
strict1_warn= strict1_warn=
if test $ac_cv_prog_cc_no_long_long = yes ; then if test $ac_cv_prog_cc_w_no_long_long = yes \
strict1_warn="-pedantic -Wno-long-long" && test $ac_cv_prog_cc_w_no_variadic_macros = yes ; then
strict1_warn="-pedantic -Wno-long-long -Wno-variadic-macros"
fi fi
...@@ -5142,7 +5193,7 @@ if test "${gcc_cv_prog_makeinfo_modern+set}" = set; then ...@@ -5142,7 +5193,7 @@ if test "${gcc_cv_prog_makeinfo_modern+set}" = set; then
else else
ac_prog_version=`$MAKEINFO --version 2>&1 | ac_prog_version=`$MAKEINFO --version 2>&1 |
sed -n 's/^.*GNU texinfo.* \([0-9][0-9.]*\).*$/\1/p'` sed -n 's/^.*GNU texinfo.* \([0-9][0-9.]*\).*$/\1/p'`
echo "configure:5145: version of makeinfo is $ac_prog_version" >&5 echo "configure:5196: version of makeinfo is $ac_prog_version" >&5
case $ac_prog_version in case $ac_prog_version in
'') gcc_cv_prog_makeinfo_modern=no;; '') gcc_cv_prog_makeinfo_modern=no;;
4.[2-9]*) 4.[2-9]*)
......
gcc/configure.ac
...@@ -274,14 +274,6 @@ AC_SUBST(OUTPUT_OPTION) ...@@ -274,14 +274,6 @@ AC_SUBST(OUTPUT_OPTION)
# Check C compiler features # Check C compiler features
# ------------------------- # -------------------------
AC_CACHE_CHECK(whether ${CC-cc} accepts -Wno-long-long,
ac_cv_prog_cc_no_long_long,
[save_CFLAGS="$CFLAGS"
CFLAGS="-Wno-long-long"
AC_TRY_COMPILE(,,ac_cv_prog_cc_no_long_long=yes,
ac_cv_prog_cc_no_long_long=no)
CFLAGS="$save_CFLAGS"])
AC_PROG_CPP AC_PROG_CPP
AC_C_INLINE AC_C_INLINE
...@@ -304,9 +296,38 @@ fi ...@@ -304,9 +296,38 @@ fi
# Warnings and checking # Warnings and checking
# --------------------- # ---------------------
# Check $CC warning features (if it's GCC).
# We want to use -pedantic, but we don't want warnings about
# * 'long long'
# * variadic macros
# So, we only use -pedantic if we can disable those warnings.
AC_CACHE_CHECK(
[whether ${CC} accepts -Wno-long-long],
[ac_cv_prog_cc_w_no_long_long],
[save_CFLAGS="$CFLAGS"
CFLAGS="-Wno-long-long"
AC_COMPILE_IFELSE([AC_LANG_SOURCE([[]])],
[ac_cv_prog_cc_w_no_long_long=yes],
[ac_cv_prog_cc_w_no_long_long=no])
CFLAGS="$save_CFLAGS"
])
AC_CACHE_CHECK(
[whether ${CC} accepts -Wno-variadic-macros],
[ac_cv_prog_cc_w_no_variadic_macros],
[save_CFLAGS="$CFLAGS"
CFLAGS="-Wno-variadic-macros"
AC_COMPILE_IFELSE([AC_LANG_SOURCE([[]])],
[ac_cv_prog_cc_w_no_variadic_macros=yes],
[ac_cv_prog_cc_w_no_variadic_macros=no])
CFLAGS="$save_CFLAGS"
])
strict1_warn= strict1_warn=
if test $ac_cv_prog_cc_no_long_long = yes ; then if test $ac_cv_prog_cc_w_no_long_long = yes \
strict1_warn="-pedantic -Wno-long-long" && test $ac_cv_prog_cc_w_no_variadic_macros = yes ; then
strict1_warn="-pedantic -Wno-long-long -Wno-variadic-macros"
fi fi
AC_SUBST(strict1_warn) AC_SUBST(strict1_warn)
......
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