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Makefile.in (STRICT2_WARN): Reorder.

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2004-03-24  Nathanael Nerode  <neroden@gcc.gnu.org>

	* Makefile.in (STRICT2_WARN): Reorder.
	* configure.ac: Check for -Wold-style-definition, and use it
	in strict1_warn if it's available.
	* configure: Regnerate.

From-SVN: r79922
This commit is contained in:
Nathanael Nerode 2004-03-24 18:03:46 +00:00
parent 5848830fc3
commit 643d3bd23e
4 changed files with 79 additions and 3 deletions
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7
gcc/ChangeLog
View file

@ -1,3 +1,10 @@
2004-03-24 Nathanael Nerode <neroden@gcc.gnu.org>
* Makefile.in (STRICT2_WARN): Reorder.
* configure.ac: Check for -Wold-style-definition, and use it
in strict1_warn if it's available.
* configure: Regnerate.
2004-03-24 Paul Brook <paul@nowt.org>
* config.gcc <arm>: Add --with-abi=

4
gcc/Makefile.in
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@ -163,8 +163,8 @@ coverageexts = .{gcda,gcno}
# -Wno-variadic-macros.
LOOSE_WARN = -W -Wall -Wwrite-strings -Wstrict-prototypes -Wmissing-prototypes
STRICT_WARN = @strict1_warn@
STRICT2_WARN = -pedantic -Wno-long-long -Wold-style-definition \
-Wno-variadic-macros @WERROR@
STRICT2_WARN = -pedantic -Wno-long-long -Wno-variadic-macros \
-Wold-style-definition @WERROR@
# This is set by --enable-checking. The idea is to catch forgotten
# "extern" tags in header files.

56
gcc/configure vendored
View file

@ -3840,6 +3840,60 @@ if test $ac_cv_prog_cc_w_no_long_long = yes \
fi
# Add -Wold-style-definition if it's accepted
echo "$as_me:$LINENO: checking whether ${CC} accepts -Wold-style-definition" >&5
echo $ECHO_N "checking whether ${CC} accepts -Wold-style-definition... $ECHO_C" >&6
if test "${ac_cv_prog_cc_w_old_style_definition+set}" = set; then
echo $ECHO_N "(cached) $ECHO_C" >&6
else
save_CFLAGS="$CFLAGS"
CFLAGS="-Wold-style-definition"
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 $ac_status); }; }; then
ac_cv_prog_cc_w_old_style_definition=yes
else
echo "$as_me: failed program was:" >&5
sed 's/^/| /' conftest.$ac_ext >&5
ac_cv_prog_cc_w_old_style_definition=no
fi
rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
CFLAGS="$save_CFLAGS"
fi
echo "$as_me:$LINENO: result: $ac_cv_prog_cc_w_old_style_definition" >&5
echo "${ECHO_T}$ac_cv_prog_cc_w_old_style_definition" >&6
if test $ac_cv_prog_cc_w_old_style_definition = yes ; then
strict1_warn="${strict1_warn} -Wold-style-definition"
fi
# If the native compiler is GCC, we can enable warnings even in stage1.
# That's useful for people building cross-compilers, or just running a
# quick `make'.
@ -5193,7 +5247,7 @@ if test "${gcc_cv_prog_makeinfo_modern+set}" = set; then
else
ac_prog_version=`$MAKEINFO --version 2>&1 |
sed -n 's/^.*GNU texinfo.* \([0-9][0-9.]*\).*$/\1/p'`
echo "configure:5196: version of makeinfo is $ac_prog_version" >&5
echo "configure:5250: version of makeinfo is $ac_prog_version" >&5
case $ac_prog_version in
'') gcc_cv_prog_makeinfo_modern=no;;
4.[2-9]*)

15
gcc/configure.ac
View file

@ -331,6 +331,21 @@ if test $ac_cv_prog_cc_w_no_long_long = yes \
fi
AC_SUBST(strict1_warn)
# Add -Wold-style-definition if it's accepted
AC_CACHE_CHECK(
[whether ${CC} accepts -Wold-style-definition],
[ac_cv_prog_cc_w_old_style_definition],
[save_CFLAGS="$CFLAGS"
CFLAGS="-Wold-style-definition"
AC_COMPILE_IFELSE([AC_LANG_SOURCE([[]])],
[ac_cv_prog_cc_w_old_style_definition=yes],
[ac_cv_prog_cc_w_old_style_definition=no])
CFLAGS="$save_CFLAGS"
])
if test $ac_cv_prog_cc_w_old_style_definition = yes ; then
strict1_warn="${strict1_warn} -Wold-style-definition"
fi
# If the native compiler is GCC, we can enable warnings even in stage1.
# That's useful for people building cross-compilers, or just running a
# quick `make'.