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acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.

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

        * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
        * aclocal.m4: Regenerate.
        * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
        ACX_PROG_CC_WARNINGS_ARE_ERRORS,
        ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
	* configure: Regenerate.
        * Makefile.in (LOOSE_WARN): Subst loose_warn.

        * Makefile.in (quickstrap): Build libgcc too.

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

        * aclocal.m4: Include config/warnings.m4.
        * configure.ac: Use ACX_PROG_CC_WARNING_OPTS.
	* configure: Regenerate.

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

        * acx.m4 (ACX_CHECK_PROG_VER): Remove duplicate lines.

From-SVN: r125700
This commit is contained in:
Paolo Bonzini 2007-06-14 08:10:41 +00:00 committed by Paolo Bonzini
parent ab28cc38fd
commit 3bbd5a19eb
12 changed files with 220 additions and 374 deletions
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4
config/ChangeLog
View File

@ -1,3 +1,7 @@
2007-06-14 Paolo Bonzini <bonzini@gnu.org>
* acx.m4 (ACX_CHECK_PROG_VER): Remove duplicate lines.
2007-06-04 Olivier Hainque <hainque@adacore.com>
* mh-ppc-aix: Add default ADAFLAGS to BOOT_ADAFLAGS.

4
config/acx.m4
View File

@ -540,10 +540,6 @@ AC_DEFUN([ACX_CHECK_PROG_VER],[
$5) gcc_cv_prog_$2_modern=yes;;
*) gcc_cv_prog_$2_modern=no;;
esac]
if test $gcc_cv_prog_$2_modern = no; then
$1="${CONFIG_SHELL-/bin/sh} $ac_aux_dir/missing $2"
fi
])
else
gcc_cv_prog_$2_modern=no

12
gcc/ChangeLog
View File

@ -1,3 +1,15 @@
2007-06-14 Paolo Bonzini <bonzini@gnu.org>
* acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
* aclocal.m4: Regenerate.
* configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
ACX_PROG_CC_WARNINGS_ARE_ERRORS,
ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
* configure: Regenerate.
* Makefile.in (LOOSE_WARN): Subst loose_warn.
* Makefile.in (quickstrap): Build libgcc too.
2007-06-14 Paolo Bonzini <bonzini@gnu.org>
* configure.ac: Add --enable-checking=df. Explicitly mention that

24
gcc/Makefile.in
View File

@ -31,10 +31,6 @@
# "all.cross" to build a cross compiler.
all: @ALL@
# Provide quickstrap as a target that people can type into the gcc directory,
# and that fails if you're not into it.
quickstrap: all
# Depend on this to specify a phony target portably.
force:
@ -83,22 +79,27 @@ abs_docdir = @abs_srcdir@/doc
# Top build directory for this package, relative to here.
top_builddir = .
# objdir is set by configure.
# It's normally the absolute path to the current directory.
objdir = @objdir@
host_subdir=@host_subdir@
build_subdir=@build_subdir@
target_subdir=@target_subdir@
build_libsubdir=@build_libsubdir@
# Top build directory for the "Cygnus tree", relative to $(top_builddir).
ifeq ($(host_subdir),.)
build_objdir := ../$(build_subdir)
build_libobjdir := ../$(build_libsubdir)
toplevel_builddir := ..
else
build_objdir := ../../$(build_subdir)
build_libobjdir := ../../$(build_libsubdir)
toplevel_builddir := ../..
endif
build_objdir := $(toplevel_builddir)/$(build_subdir)
build_libobjdir := $(toplevel_builddir)/$(build_libsubdir)
target_objdir := $(toplevel_builddir)/$(target_subdir)
# --------
# Defined vpaths
# --------
@ -166,7 +167,7 @@ coverageexts = .{gcda,gcno}
# apply to the back end and the C front end, which may be compiled
# with other compilers.
# CXX_COMPAT_WARN are C++ source compatibility warnings.
LOOSE_WARN = -W -Wall -Wwrite-strings -Wstrict-prototypes -Wmissing-prototypes
LOOSE_WARN = @loose_warn@
STRICT_WARN = @strict_warn@
CXX_COMPAT_WARN = @cxx_compat_warn@
@ -1424,6 +1425,11 @@ config.status: $(srcdir)/configure $(srcdir)/config.gcc
# UNSORTED
# --------
# Provide quickstrap as a target that people can type into the gcc directory,
# and that fails if you're not into it.
quickstrap: all
cd $(toplevel_builddir) && $(MAKE) all-target-libgcc
all.internal: start.encap rest.encap doc
# This is what to compile if making a cross-compiler.
all.cross: native gcc-cross$(exeext) cpp$(exeext) specs \

28
gcc/acinclude.m4
View File

@ -295,34 +295,6 @@ if test $gcc_cv_func_mmap_anon = yes; then
fi
])
dnl Locate a program and check that its version is acceptable.
dnl AC_PROG_CHECK_VER(var, name, version-switch,
dnl version-extract-regexp, version-glob)
AC_DEFUN([gcc_AC_CHECK_PROG_VER],
[AC_REQUIRE([gcc_AC_BUILD_EXEEXT])
AC_CHECK_PROG([$1], [$2], [$2])
if test -n "[$]$1"; then
# Found it, now check the version.
AC_CACHE_CHECK(for modern $2, gcc_cv_prog_$2_modern,
[changequote(<<,>>)dnl
ac_prog_version=`<<$>>$1 $3 2>&1 |
sed -n 's/^.*patsubst(<<$4>>,/,\/).*$/\1/p'`
changequote([,])dnl
echo "configure:__oline__: version of $2 is $ac_prog_version" >&AS_MESSAGE_LOG_FD
changequote(<<,>>)dnl
case $ac_prog_version in
'') gcc_cv_prog_$2_modern=no;;
<<$5>>)
gcc_cv_prog_$2_modern=yes;;
*) gcc_cv_prog_$2_modern=no;;
esac
changequote([,])dnl
])
else
gcc_cv_prog_$2_modern=no
fi
])
dnl Determine if enumerated bitfields are unsigned. ISO C says they can
dnl be either signed or unsigned.
dnl

1
gcc/aclocal.m4 vendored
View File

@ -101,4 +101,5 @@ m4_include([../config/lib-ld.m4])
m4_include([../config/lib-link.m4])
m4_include([../config/lib-prefix.m4])
m4_include([../config/progtest.m4])
m4_include([../config/warnings.m4])
m4_include([acinclude.m4])

330
gcc/configure vendored
View File

@ -309,7 +309,7 @@ ac_includes_default="\
# include <unistd.h>
#endif"
ac_subst_vars='SHELL PATH_SEPARATOR PACKAGE_NAME PACKAGE_TARNAME PACKAGE_VERSION PACKAGE_STRING PACKAGE_BUGREPORT exec_prefix prefix program_transform_name bindir sbindir libexecdir datadir sysconfdir sharedstatedir localstatedir libdir includedir oldincludedir infodir mandir build_alias host_alias target_alias DEFS ECHO_C ECHO_N ECHO_T LIBS build build_cpu build_vendor build_os host host_cpu host_vendor host_os target target_cpu target_vendor target_os target_noncanonical build_libsubdir build_subdir host_subdir target_subdir GENINSRC CC CFLAGS LDFLAGS CPPFLAGS ac_ct_CC EXEEXT OBJEXT NO_MINUS_C_MINUS_O OUTPUT_OPTION CPP EGREP strict_warn cxx_compat_warn warn_cflags nocommon_flag TREEBROWSER valgrind_path valgrind_path_defines valgrind_command coverage_flags enable_multilib enable_decimal_float enable_shared TARGET_SYSTEM_ROOT TARGET_SYSTEM_ROOT_DEFINE CROSS_SYSTEM_HEADER_DIR onestep datarootdir docdir htmldir SET_MAKE AWK LN_S LN RANLIB ac_ct_RANLIB ranlib_flags INSTALL INSTALL_PROGRAM INSTALL_DATA make_compare_target have_mktemp_command MAKEINFO BUILD_INFO GENERATED_MANPAGES FLEX BISON NM AR COLLECT2_LIBS GNAT_LIBEXC LDEXP_LIB TARGET_GETGROUPS_T LIBICONV LTLIBICONV LIBICONV_DEP manext objext gthread_flags extra_modes_file extra_opt_files USE_NLS LIBINTL LIBINTL_DEP INCINTL XGETTEXT GMSGFMT POSUB CATALOGS DATADIRNAME INSTOBJEXT GENCAT CATOBJEXT host_cc_for_libada CROSS ALL SYSTEM_HEADER_DIR inhibit_libc CC_FOR_BUILD BUILD_CFLAGS STMP_FIXINC STMP_FIXPROTO collect2 gcc_cv_as ORIGINAL_AS_FOR_TARGET gcc_cv_ld ORIGINAL_LD_FOR_TARGET gcc_cv_nm ORIGINAL_NM_FOR_TARGET gcc_cv_objdump libgcc_visibility GGC zlibdir zlibinc MAINT gcc_tooldir dollar slibdir objdir subdirs srcdir all_compilers all_gtfiles all_lang_makefrags all_lang_makefiles all_languages all_selected_languages build_exeext build_install_headers_dir build_xm_file_list build_xm_include_list build_xm_defines check_languages cpp_install_dir xmake_file tmake_file extra_gcc_objs extra_headers_list extra_objs extra_parts extra_passes extra_programs float_h_file gcc_config_arguments gcc_gxx_include_dir host_exeext host_xm_file_list host_xm_include_list host_xm_defines out_host_hook_obj install lang_opt_files lang_specs_files lang_tree_files local_prefix md_file objc_boehm_gc out_file out_object_file thread_file tm_file_list tm_include_list tm_defines tm_p_file_list tm_p_include_list xm_file_list xm_include_list xm_defines c_target_objs cxx_target_objs target_cpu_default GMPLIBS GMPINC LIBOBJS LTLIBOBJS'
ac_subst_vars='SHELL PATH_SEPARATOR PACKAGE_NAME PACKAGE_TARNAME PACKAGE_VERSION PACKAGE_STRING PACKAGE_BUGREPORT exec_prefix prefix program_transform_name bindir sbindir libexecdir datadir sysconfdir sharedstatedir localstatedir libdir includedir oldincludedir infodir mandir build_alias host_alias target_alias DEFS ECHO_C ECHO_N ECHO_T LIBS build build_cpu build_vendor build_os host host_cpu host_vendor host_os target target_cpu target_vendor target_os target_noncanonical build_libsubdir build_subdir host_subdir target_subdir GENINSRC CC CFLAGS LDFLAGS CPPFLAGS ac_ct_CC EXEEXT OBJEXT NO_MINUS_C_MINUS_O OUTPUT_OPTION CPP EGREP loose_warn cxx_compat_warn strict_warn warn_cflags nocommon_flag TREEBROWSER valgrind_path valgrind_path_defines valgrind_command coverage_flags enable_multilib enable_decimal_float enable_shared TARGET_SYSTEM_ROOT TARGET_SYSTEM_ROOT_DEFINE CROSS_SYSTEM_HEADER_DIR onestep datarootdir docdir htmldir SET_MAKE AWK LN_S LN RANLIB ac_ct_RANLIB ranlib_flags INSTALL INSTALL_PROGRAM INSTALL_DATA make_compare_target have_mktemp_command MAKEINFO BUILD_INFO GENERATED_MANPAGES FLEX BISON NM AR COLLECT2_LIBS GNAT_LIBEXC LDEXP_LIB TARGET_GETGROUPS_T LIBICONV LTLIBICONV LIBICONV_DEP manext objext gthread_flags extra_modes_file extra_opt_files USE_NLS LIBINTL LIBINTL_DEP INCINTL XGETTEXT GMSGFMT POSUB CATALOGS DATADIRNAME INSTOBJEXT GENCAT CATOBJEXT host_cc_for_libada CROSS ALL SYSTEM_HEADER_DIR inhibit_libc CC_FOR_BUILD BUILD_CFLAGS STMP_FIXINC STMP_FIXPROTO collect2 gcc_cv_as ORIGINAL_AS_FOR_TARGET gcc_cv_ld ORIGINAL_LD_FOR_TARGET gcc_cv_nm ORIGINAL_NM_FOR_TARGET gcc_cv_objdump libgcc_visibility GGC zlibdir zlibinc MAINT gcc_tooldir dollar slibdir objdir subdirs srcdir all_compilers all_gtfiles all_lang_makefrags all_lang_makefiles all_languages all_selected_languages build_exeext build_install_headers_dir build_xm_file_list build_xm_include_list build_xm_defines check_languages cpp_install_dir xmake_file tmake_file extra_gcc_objs extra_headers_list extra_objs extra_parts extra_passes extra_programs float_h_file gcc_config_arguments gcc_gxx_include_dir host_exeext host_xm_file_list host_xm_include_list host_xm_defines out_host_hook_obj install lang_opt_files lang_specs_files lang_tree_files local_prefix md_file objc_boehm_gc out_file out_object_file thread_file tm_file_list tm_include_list tm_defines tm_p_file_list tm_p_include_list xm_file_list xm_include_list xm_defines c_target_objs cxx_target_objs target_cpu_default GMPLIBS GMPINC LIBOBJS LTLIBOBJS'
ac_subst_files='language_hooks'
# Initialize some variables set by options.
@ -862,7 +862,7 @@ Optional Features:
put copies of generated files in source dir
intended for creating source tarballs for users
without texinfo bison or flex.
--enable-werror-always enable -Werror always
--enable-werror-always enable -Werror despite compiler version
--enable-checking=LIST
enable expensive run-time checks. With LIST,
enable only specific categories of checks.
@ -6106,20 +6106,32 @@ fi
# * overlong strings
# 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
loose_warn=
save_CFLAGS="$CFLAGS"
for option in -W -Wall -Wwrite-strings -Wstrict-prototypes \
-Wmissing-prototypes; do
as_acx_Woption=`echo "acx_cv_prog_cc_warning_$option" | $as_tr_sh`
echo "$as_me:$LINENO: checking whether $CC supports $option" >&5
echo $ECHO_N "checking whether $CC supports $option... $ECHO_C" >&6
if eval "test \"\${$as_acx_Woption+set}\" = set"; then
echo $ECHO_N "(cached) $ECHO_C" >&6
else
save_CFLAGS="$CFLAGS"
CFLAGS="-Wno-long-long"
cat >conftest.$ac_ext <<_ACEOF
CFLAGS="$option"
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: \"$ac_compile\"") >&5
@ -6143,34 +6155,50 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
ac_status=$?
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); }; }; then
ac_cv_prog_cc_w_no_long_long=yes
eval "$as_acx_Woption=yes"
else
echo "$as_me: failed program was:" >&5
sed 's/^/| /' conftest.$ac_ext >&5
ac_cv_prog_cc_w_no_long_long=no
eval "$as_acx_Woption=no"
fi
rm -f conftest.err conftest.$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:$LINENO: result: `eval echo '${'$as_acx_Woption'}'`" >&5
echo "${ECHO_T}`eval echo '${'$as_acx_Woption'}'`" >&6
if test `eval echo '${'$as_acx_Woption'}'` = yes; then
loose_warn="$loose_warn${loose_warn:+ }$option"
fi
echo "$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
done
CFLAGS="$save_CFLAGS"
cxx_compat_warn=
save_CFLAGS="$CFLAGS"
for option in -Wc++-compat; do
as_acx_Woption=`echo "acx_cv_prog_cc_warning_$option" | $as_tr_sh`
echo "$as_me:$LINENO: checking whether $CC supports $option" >&5
echo $ECHO_N "checking whether $CC supports $option... $ECHO_C" >&6
if eval "test \"\${$as_acx_Woption+set}\" = set"; then
echo $ECHO_N "(cached) $ECHO_C" >&6
else
save_CFLAGS="$CFLAGS"
CFLAGS="-Wno-variadic-macros"
cat >conftest.$ac_ext <<_ACEOF
CFLAGS="$option"
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: \"$ac_compile\"") >&5
@ -6194,93 +6222,51 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
ac_status=$?
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); }; }; then
ac_cv_prog_cc_w_no_variadic_macros=yes
eval "$as_acx_Woption=yes"
else
echo "$as_me: failed program was:" >&5
sed 's/^/| /' conftest.$ac_ext >&5
ac_cv_prog_cc_w_no_variadic_macros=no
eval "$as_acx_Woption=no"
fi
rm -f conftest.err conftest.$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}$ac_cv_prog_cc_w_no_variadic_macros" >&6
echo "$as_me:$LINENO: checking whether ${CC} accepts -Wno-overlength-strings" >&5
echo $ECHO_N "checking whether ${CC} accepts -Wno-overlength-strings... $ECHO_C" >&6
if test "${ac_cv_prog_cc_w_no_overlength_strings+set}" = set; then
echo $ECHO_N "(cached) $ECHO_C" >&6
else
save_CFLAGS="$CFLAGS"
CFLAGS="-Wno-overlength-strings"
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 $ac_status); }; }; then
ac_cv_prog_cc_w_no_overlength_strings=yes
else
echo "$as_me: failed program was:" >&5
sed 's/^/| /' conftest.$ac_ext >&5
ac_cv_prog_cc_w_no_overlength_strings=no
echo "$as_me:$LINENO: result: `eval echo '${'$as_acx_Woption'}'`" >&5
echo "${ECHO_T}`eval echo '${'$as_acx_Woption'}'`" >&6
if test `eval echo '${'$as_acx_Woption'}'` = yes; then
cxx_compat_warn="$cxx_compat_warn${cxx_compat_warn:+ }$option"
fi
rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
CFLAGS="$save_CFLAGS"
fi
echo "$as_me:$LINENO: result: $ac_cv_prog_cc_w_no_overlength_strings" >&5
echo "${ECHO_T}$ac_cv_prog_cc_w_no_overlength_strings" >&6
done
CFLAGS="$save_CFLAGS"
strict_warn=
if test $ac_cv_prog_cc_w_no_long_long = yes \
&& test $ac_cv_prog_cc_w_no_variadic_macros = yes \
&& test $ac_cv_prog_cc_w_no_overlength_strings = yes ; then
strict_warn="-pedantic -Wno-long-long -Wno-variadic-macros -Wno-overlength-strings"
fi
save_CFLAGS="$CFLAGS"
for option in -Wold-style-definition \
-Wmissing-format-attribute; do
as_acx_Woption=`echo "acx_cv_prog_cc_warning_$option" | $as_tr_sh`
# Add -Wold-style-definition if it's accepted
echo "$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 "$as_me:$LINENO: checking whether $CC supports $option" >&5
echo $ECHO_N "checking whether $CC supports $option... $ECHO_C" >&6
if eval "test \"\${$as_acx_Woption+set}\" = set"; then
echo $ECHO_N "(cached) $ECHO_C" >&6
else
save_CFLAGS="$CFLAGS"
CFLAGS="-Wold-style-definition"
cat >conftest.$ac_ext <<_ACEOF
CFLAGS="$option"
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: \"$ac_compile\"") >&5
@ -6304,38 +6290,50 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
ac_status=$?
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); }; }; then
ac_cv_prog_cc_w_old_style_definition=yes
eval "$as_acx_Woption=yes"
else
echo "$as_me: failed program was:" >&5
sed 's/^/| /' conftest.$ac_ext >&5
ac_cv_prog_cc_w_old_style_definition=no
eval "$as_acx_Woption=no"
fi
rm -f conftest.err conftest.$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 $ac_cv_prog_cc_w_old_style_definition = yes ; then
strict_warn="${strict_warn} -Wold-style-definition"
echo "$as_me:$LINENO: result: `eval echo '${'$as_acx_Woption'}'`" >&5
echo "${ECHO_T}`eval echo '${'$as_acx_Woption'}'`" >&6
if test `eval echo '${'$as_acx_Woption'}'` = yes; then
strict_warn="$strict_warn${strict_warn:+ }$option"
fi
# Add -Wmissing-format-attribute if it's accepted
echo "$as_me:$LINENO: checking whether ${CC} accepts -Wmissing-format-attribute" >&5
echo $ECHO_N "checking whether ${CC} accepts -Wmissing-format-attribute... $ECHO_C" >&6
if test "${ac_cv_prog_cc_w_missing_format_attribute+set}" = set; then
done
CFLAGS="$save_CFLAGS"
if test "$GCC" = yes; then
echo "$as_me:$LINENO: checking whether $CC supports -pedantic -Wno-long-long -Wno-variadic-macros \
-Wno-overlength-strings" >&5
echo $ECHO_N "checking whether $CC supports -pedantic -Wno-long-long -Wno-variadic-macros \
-Wno-overlength-strings... $ECHO_C" >&6
if test "${acx_cv_prog_cc_pedantic__Wno_long_long__Wno_variadic_macros_____________Wno_overlength_strings+set}" = set; then
echo $ECHO_N "(cached) $ECHO_C" >&6
else
save_CFLAGS="$CFLAGS"
CFLAGS="-Wmissing-format-attribute"
cat >conftest.$ac_ext <<_ACEOF
CFLAGS="-pedantic -Wno-long-long -Wno-variadic-macros \
-Wno-overlength-strings"
cat >conftest.$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
@ -6359,96 +6357,44 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
ac_status=$?
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); }; }; then
ac_cv_prog_cc_w_missing_format_attribute=yes
acx_cv_prog_cc_pedantic__Wno_long_long__Wno_variadic_macros_____________Wno_overlength_strings=yes
else
echo "$as_me: failed program was:" >&5
sed 's/^/| /' conftest.$ac_ext >&5
ac_cv_prog_cc_w_missing_format_attribute=no
acx_cv_prog_cc_pedantic__Wno_long_long__Wno_variadic_macros_____________Wno_overlength_strings=no
fi
rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
CFLAGS="$save_CFLAGS"
CFLAGS="$save_CFLAGS"
fi
echo "$as_me:$LINENO: result: $ac_cv_prog_cc_w_missing_format_attribute" >&5
echo "${ECHO_T}$ac_cv_prog_cc_w_missing_format_attribute" >&6
if test $ac_cv_prog_cc_w_missing_format_attribute = yes ; then
strict_warn="${strict_warn} -Wmissing-format-attribute"
echo "$as_me:$LINENO: result: $acx_cv_prog_cc_pedantic__Wno_long_long__Wno_variadic_macros_____________Wno_overlength_strings" >&5
echo "${ECHO_T}$acx_cv_prog_cc_pedantic__Wno_long_long__Wno_variadic_macros_____________Wno_overlength_strings" >&6
if test $acx_cv_prog_cc_pedantic__Wno_long_long__Wno_variadic_macros_____________Wno_overlength_strings = yes; then
strict_warn="$strict_warn${strict_warn:+ }-pedantic -Wno-long-long -Wno-variadic-macros \
-Wno-overlength-strings"
fi
# Enable -Werror, period.
# Check whether --enable-werror_always or --disable-werror_always was given.
fi
# Check whether --enable-werror-always or --disable-werror-always was given.
if test "${enable_werror_always+set}" = set; then
enableval="$enable_werror_always"
else
enable_werror_always=no
fi;
if test x${enable_werror_always} = xyes ; then
strict_warn="${strict_warn} -Werror"
fi
# Get C++ compatibility warning flag, if supported.
echo "$as_me:$LINENO: checking whether ${CC} accepts -Wc++-compat" >&5
echo $ECHO_N "checking whether ${CC} accepts -Wc++-compat... $ECHO_C" >&6
if test "${ac_cv_prog_cc_w_cxx_compat+set}" = set; then
echo $ECHO_N "(cached) $ECHO_C" >&6
else
save_CFLAGS="$CFLAGS"
CFLAGS="-Wc++-compat"
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 $ac_status); }; }; then
ac_cv_prog_cc_w_cxx_compat=yes
else
echo "$as_me: failed program was:" >&5
sed 's/^/| /' conftest.$ac_ext >&5
ac_cv_prog_cc_w_cxx_compat=no
fi
rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
CFLAGS="$save_CFLAGS"
fi
echo "$as_me:$LINENO: result: $ac_cv_prog_cc_w_cxx_compat" >&5
echo "${ECHO_T}$ac_cv_prog_cc_w_cxx_compat" >&6
if test x${ac_cv_prog_cc_w_cxx_compat} = xyes; then
cxx_compat_warn="-Wc++-compat"
if test $enable_werror_always = yes; then
strict_warn="$strict_warn${strict_warn:+ }-Werror"
fi
# If the native compiler is GCC, we can enable warnings even in stage1.
# That's useful for people building cross-compilers, or just running a
# quick `make'.
# The above macros do nothing if the compiler is not GCC. However, the
# Makefile has more goo to add other flags, so this variabl is used to
# enables warnings only for GCC.
warn_cflags=
if test "x$GCC" = "xyes"; then
warn_cflags='$(GCC_WARN_CFLAGS)'
@ -6527,6 +6473,7 @@ _ACEOF
nocommon_flag=-fno-common
fi
if test x$ac_df_checking != x ; then
cat >>confdefs.h <<\_ACEOF
@ -6534,7 +6481,6 @@ cat >>confdefs.h <<\_ACEOF
_ACEOF
fi
if test x$ac_assert_checking != x ; then
cat >>confdefs.h <<\_ACEOF
@ -7622,14 +7568,10 @@ echo "${ECHO_T}no" >&6
fi
MISSING="${CONFIG_SHELL-/bin/sh} $srcdir/../missing"
# See if makeinfo has been installed and is modern enough
# that we can use it.
ac_executable_extensions="$build_exeext"
# Extract the first word of "makeinfo", so it can be a program name with args.
# Extract the first word of "makeinfo", so it can be a program name with args.
set dummy makeinfo; ac_word=$2
echo "$as_me:$LINENO: checking for $ac_word" >&5
echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
@ -7664,32 +7606,33 @@ else
echo "${ECHO_T}no" >&6
fi
if test -n "$MAKEINFO"; then
# Found it, now check the version.
echo "$as_me:$LINENO: checking for modern makeinfo" >&5
if test -n "$MAKEINFO"; then
# Found it, now check the version.
echo "$as_me:$LINENO: checking for modern makeinfo" >&5
echo $ECHO_N "checking for modern makeinfo... $ECHO_C" >&6
if test "${gcc_cv_prog_makeinfo_modern+set}" = set; then
echo $ECHO_N "(cached) $ECHO_C" >&6
else
ac_prog_version=`$MAKEINFO --version 2>&1 |
sed -n 's/^.*GNU texinfo.* \([0-9][0-9.]*\).*$/\1/p'`
echo "configure:7676: version of makeinfo is $ac_prog_version" >&5
case $ac_prog_version in
'') gcc_cv_prog_makeinfo_modern=no;;
4.[4-9]*)
gcc_cv_prog_makeinfo_modern=yes;;
*) gcc_cv_prog_makeinfo_modern=no;;
esac
ac_prog_version=`eval $MAKEINFO --version 2>&1 |
sed -n 's/^.*GNU texinfo.* \([0-9][0-9.]*\).*$/\1/p'`
case $ac_prog_version in
'') gcc_cv_prog_makeinfo_modern=no;;
4.[4-9]*) gcc_cv_prog_makeinfo_modern=yes;;
*) gcc_cv_prog_makeinfo_modern=no;;
esac
fi
echo "$as_me:$LINENO: result: $gcc_cv_prog_makeinfo_modern" >&5
echo "${ECHO_T}$gcc_cv_prog_makeinfo_modern" >&6
else
gcc_cv_prog_makeinfo_modern=no
fi
else
gcc_cv_prog_makeinfo_modern=no
fi
if test $gcc_cv_prog_makeinfo_modern = no; then
MAKEINFO="${CONFIG_SHELL-/bin/sh} $ac_aux_dir/missing makeinfo"
fi
if test $gcc_cv_prog_makeinfo_modern = no; then
MAKEINFO="$MISSING makeinfo"
{ echo "$as_me:$LINENO: WARNING:
*** Makeinfo is missing or too old.
*** Info documentation will not be built." >&5
@ -7716,6 +7659,8 @@ echo "${ECHO_T}no" >&6
fi
MISSING="${CONFIG_SHELL-/bin/sh} $ac_aux_dir/missing"
# How about lex?
for ac_prog in flex
do
@ -17671,8 +17616,9 @@ s,@NO_MINUS_C_MINUS_O@,$NO_MINUS_C_MINUS_O,;t t
s,@OUTPUT_OPTION@,$OUTPUT_OPTION,;t t
s,@CPP@,$CPP,;t t
s,@EGREP@,$EGREP,;t t
s,@strict_warn@,$strict_warn,;t t
s,@loose_warn@,$loose_warn,;t t
s,@cxx_compat_warn@,$cxx_compat_warn,;t t
s,@strict_warn@,$strict_warn,;t t
s,@warn_cflags@,$warn_cflags,;t t
s,@nocommon_flag@,$nocommon_flag,;t t
s,@TREEBROWSER@,$TREEBROWSER,;t t

116
gcc/configure.ac
View File

@ -319,105 +319,18 @@ AC_CHECK_TYPES([__int64], [AC_CHECK_SIZEOF(__int64)])
# * overlong strings
# 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"
])
ACX_PROG_CC_WARNING_OPTS([-W -Wall -Wwrite-strings -Wstrict-prototypes \
-Wmissing-prototypes], [loose_warn])
ACX_PROG_CC_WARNING_OPTS([-Wc++-compat], [cxx_compat_warn])
ACX_PROG_CC_WARNING_OPTS([-Wold-style-definition \
-Wmissing-format-attribute], [strict_warn])
ACX_PROG_CC_WARNING_ALMOST_PEDANTIC([-Wno-long-long -Wno-variadic-macros \
-Wno-overlength-strings], [strict_warn])
ACX_PROG_CC_WARNINGS_ARE_ERRORS([manual], [strict_warn])
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"
])
AC_CACHE_CHECK(
[whether ${CC} accepts -Wno-overlength-strings],
[ac_cv_prog_cc_w_no_overlength_strings],
[save_CFLAGS="$CFLAGS"
CFLAGS="-Wno-overlength-strings"
AC_COMPILE_IFELSE([AC_LANG_SOURCE([[]])],
[ac_cv_prog_cc_w_no_overlength_strings=yes],
[ac_cv_prog_cc_w_no_overlength_strings=no])
CFLAGS="$save_CFLAGS"
])
strict_warn=
if test $ac_cv_prog_cc_w_no_long_long = yes \
&& test $ac_cv_prog_cc_w_no_variadic_macros = yes \
&& test $ac_cv_prog_cc_w_no_overlength_strings = yes ; then
strict_warn="-pedantic -Wno-long-long -Wno-variadic-macros -Wno-overlength-strings"
fi
# 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 $ac_cv_prog_cc_w_old_style_definition = yes ; then
strict_warn="${strict_warn} -Wold-style-definition"
fi
# Add -Wmissing-format-attribute if it's accepted
AC_CACHE_CHECK(
[whether ${CC} accepts -Wmissing-format-attribute],
[ac_cv_prog_cc_w_missing_format_attribute],
[save_CFLAGS="$CFLAGS"
CFLAGS="-Wmissing-format-attribute"
AC_COMPILE_IFELSE([AC_LANG_SOURCE([[]])],
[ac_cv_prog_cc_w_missing_format_attribute=yes],
[ac_cv_prog_cc_w_missing_format_attribute=no])
CFLAGS="$save_CFLAGS"
])
if test $ac_cv_prog_cc_w_missing_format_attribute = yes ; then
strict_warn="${strict_warn} -Wmissing-format-attribute"
fi
# Enable -Werror, period.
AC_ARG_ENABLE(werror_always,
[ --enable-werror-always enable -Werror always], [],
[enable_werror_always=no])
if test x${enable_werror_always} = xyes ; then
strict_warn="${strict_warn} -Werror"
fi
AC_SUBST(strict_warn)
# Get C++ compatibility warning flag, 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="$save_CFLAGS"
])
if test x${ac_cv_prog_cc_w_cxx_compat} = xyes; then
cxx_compat_warn="-Wc++-compat"
fi
AC_SUBST(cxx_compat_warn)
# 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'.
# The above macros do nothing if the compiler is not GCC. However, the
# Makefile has more goo to add other flags, so this variabl is used to
# enables warnings only for GCC.
warn_cflags=
if test "x$GCC" = "xyes"; then
warn_cflags='$(GCC_WARN_CFLAGS)'
@ -888,15 +801,12 @@ gcc_AC_PROG_CMP_IGNORE_INITIAL
# See if we have the mktemp command.
AC_CHECK_PROG(have_mktemp_command, mktemp, yes, no)
MISSING="${CONFIG_SHELL-/bin/sh} $srcdir/../missing"
# See if makeinfo has been installed and is modern enough
# that we can use it.
gcc_AC_CHECK_PROG_VER(MAKEINFO, makeinfo, --version,
ACX_CHECK_PROG_VER(MAKEINFO, makeinfo, --version,
[GNU texinfo.* \([0-9][0-9.]*\)],
[4.[4-9]*])
if test $gcc_cv_prog_makeinfo_modern = no; then
MAKEINFO="$MISSING makeinfo"
AC_MSG_WARN([
*** Makeinfo is missing or too old.
*** Info documentation will not be built.])
@ -917,6 +827,8 @@ else
fi
AC_SUBST(GENERATED_MANPAGES)
MISSING="${CONFIG_SHELL-/bin/sh} $ac_aux_dir/missing"
# How about lex?
dnl Don't use AC_PROG_LEX; we insist on flex.
dnl LEXLIB is not useful in gcc.

6
libiberty/ChangeLog
View File

@ -1,3 +1,9 @@
2007-06-14 Paolo Bonzini <bonzini@gnu.org>
* aclocal.m4: Include config/warnings.m4.
* configure.ac: Use ACX_PROG_CC_WARNING_OPTS.
* configure: Regenerate.
2007-06-07 Geoffrey Keating <geoffk@apple.com>
* configure.ac: Non-default multilibs can be cross compilations.

1
libiberty/aclocal.m4 vendored
View File

@ -1,5 +1,6 @@
sinclude(../config/acx.m4)
sinclude(../config/no-executables.m4)
sinclude(../config/warnings.m4)
dnl See whether strncmp reads past the end of its string parameters.
dnl On some versions of SunOS4 at least, strncmp reads a word at a time

46
libiberty/configure vendored
View File

@ -2953,22 +2953,33 @@ ac_compiler_gnu=$ac_cv_c_compiler_gnu
ac_c_preproc_warn_flag=yes
# Warn C++ incompatibilities if supported.
echo "$as_me:$LINENO: checking whether ${CC} accepts -Wc++-compat" >&5
echo $ECHO_N "checking whether ${CC} accepts -Wc++-compat... $ECHO_C" >&6
if test "${ac_cv_prog_cc_w_cxx_compat+set}" = set; then
ac_libiberty_warn_cflags=
save_CFLAGS="$CFLAGS"
for option in -W -Wall -pedantic -Wwrite-strings -Wc++-compat \
-Wstrict-prototypes; do
as_acx_Woption=`echo "acx_cv_prog_cc_warning_$option" | $as_tr_sh`
echo "$as_me:$LINENO: checking whether $CC supports $option" >&5
echo $ECHO_N "checking whether $CC supports $option... $ECHO_C" >&6
if eval "test \"\${$as_acx_Woption+set}\" = set"; then
echo $ECHO_N "(cached) $ECHO_C" >&6
else
save_CFLAGS="$CFLAGS"
CFLAGS="-Wc++-compat"
cat >conftest.$ac_ext <<_ACEOF
CFLAGS="$option"
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: \"$ac_compile\"") >&5
@ -2992,28 +3003,25 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
ac_status=$?
echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); }; }; then
ac_cv_prog_cc_w_cxx_compat=yes
eval "$as_acx_Woption=yes"
else
echo "$as_me: failed program was:" >&5
sed 's/^/| /' conftest.$ac_ext >&5
ac_cv_prog_cc_w_cxx_compat=no
eval "$as_acx_Woption=no"
fi
rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
CFLAGS="$save_CFLAGS"
fi
echo "$as_me:$LINENO: result: $ac_cv_prog_cc_w_cxx_compat" >&5
echo "${ECHO_T}$ac_cv_prog_cc_w_cxx_compat" >&6
if test x$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"
echo "$as_me:$LINENO: result: `eval echo '${'$as_acx_Woption'}'`" >&5
echo "${ECHO_T}`eval echo '${'$as_acx_Woption'}'`" >&6
if test `eval echo '${'$as_acx_Woption'}'` = yes; then
ac_libiberty_warn_cflags="$ac_libiberty_warn_cflags${ac_libiberty_warn_cflags:+ }$option"
fi
done
CFLAGS="$save_CFLAGS"
if test "x$CC" != xcc; then
echo "$as_me:$LINENO: checking whether $CC and cc understand -c and -o together" >&5

22
libiberty/configure.ac
View File

@ -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.