re PR libstdc++/47058 ("--enable-maintainer-mode --disable-werror" wrongly upgrades warnings to errors in libstdc++)
2012-02-17 Benjamin Kosnik <bkoz@redhat.com> PR libstdc++/47058 * acinclude.m4 (GLIBCXX_ENABLE_WERROR): New. (GLIBCXX_EXPORT_FLAGS): Add -Wabi to WARN_FLAGS * configure.ac: Use it. * fragment.am: Set WERROR_FLAG conditionally on --disable-werror. * configure: Regenerate. * python/Makefile.in: Same. * Makefile.in: Same. * doc/Makefile.in: Same. * include/Makefile.in: Same. * po/Makefile.in: Same. * python/Makefile.in: Same. * src/Makefile.in: Same. * src/c++11/Makefile.in: Same. * src/c++98/Makefile.in: Same. * testsuite/Makefile.in: Same. From-SVN: r184349
This commit is contained in:
parent
5a815b930a
commit
b124c5c482
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@ -1,3 +1,22 @@
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2012-02-17 Benjamin Kosnik <bkoz@redhat.com>
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PR libstdc++/47058
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* acinclude.m4 (GLIBCXX_ENABLE_WERROR): New.
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(GLIBCXX_EXPORT_FLAGS): Add -Wabi to WARN_FLAGS
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* configure.ac: Use it.
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* fragment.am: Set WERROR_FLAG conditionally on --disable-werror.
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* configure: Regenerate.
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* python/Makefile.in: Same.
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* Makefile.in: Same.
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* doc/Makefile.in: Same.
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* include/Makefile.in: Same.
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* po/Makefile.in: Same.
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* python/Makefile.in: Same.
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* src/Makefile.in: Same.
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* src/c++11/Makefile.in: Same.
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* src/c++98/Makefile.in: Same.
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* testsuite/Makefile.in: Same.
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2012-02-17 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
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PR libstdc++/52189
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@ -288,6 +288,8 @@ PWD_COMMAND = $${PWDCMD-pwd}
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STAMP = echo timestamp >
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toolexecdir = $(glibcxx_toolexecdir)
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toolexeclibdir = $(glibcxx_toolexeclibdir)
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@ENABLE_WERROR_FALSE@WERROR_FLAG =
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@ENABLE_WERROR_TRUE@WERROR_FLAG = $(WERROR)
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# These bits are all figured out from configure. Look in acinclude.m4
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# or configure.ac to see how they are set. See GLIBCXX_EXPORT_FLAGS.
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@ -295,7 +297,7 @@ CONFIG_CXXFLAGS = \
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$(SECTION_FLAGS) $(EXTRA_CXX_FLAGS) -frandom-seed=$@
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WARN_CXXFLAGS = \
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$(WARN_FLAGS) $(WERROR) -fdiagnostics-show-location=once -Wabi
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$(WARN_FLAGS) $(WERROR_FLAG) -fdiagnostics-show-location=once
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# -I/-D flags to pass when compiling.
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@ -729,7 +729,7 @@ AC_DEFUN([GLIBCXX_EXPORT_FLAGS], [
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# OPTIMIZE_CXXFLAGS = -O3 -fstrict-aliasing -fvtable-gc
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AC_SUBST(OPTIMIZE_CXXFLAGS)
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WARN_FLAGS='-Wall -Wextra -Wwrite-strings -Wcast-qual'
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WARN_FLAGS='-Wall -Wextra -Wwrite-strings -Wcast-qual -Wabi'
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AC_SUBST(WARN_FLAGS)
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])
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@ -3591,6 +3591,17 @@ AC_SUBST(python_mod_dir)
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GLIBCXX_CONDITIONAL(ENABLE_PYTHONDIR, test $python_mod_dir != no)
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])
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dnl
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dnl Check to see if -Werror is disabled.
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dnl
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dnl --enable-werror/--disable-werror
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AC_DEFUN([GLIBCXX_ENABLE_WERROR], [
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AC_MSG_CHECKING([for -Werror])
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GLIBCXX_ENABLE(werror,$1,,[turns on -Werror])
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AC_MSG_RESULT($enable_werror)
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GLIBCXX_CONDITIONAL(ENABLE_WERROR, test $enable_werror = yes)
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])
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# Macros from the top-level gcc directory.
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m4_include([../config/gc++filt.m4])
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@ -664,6 +664,8 @@ LIBICONV
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OPT_LDFLAGS
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SECTION_LDFLAGS
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GLIBCXX_LIBS
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ENABLE_WERROR_FALSE
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ENABLE_WERROR_TRUE
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ENABLE_PYTHONDIR_FALSE
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ENABLE_PYTHONDIR_TRUE
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python_mod_dir
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@ -860,6 +862,7 @@ enable_cxx_flags
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enable_fully_dynamic_string
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enable_extern_template
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with_python_dir
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enable_werror
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enable_libstdcxx_time
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enable_tls
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enable_rpath
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@ -1549,6 +1552,7 @@ Optional Features:
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memory [default=no]
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--enable-extern-template
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enable extern template [default=yes]
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--enable-werror turns on -Werror [default=yes]
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--enable-libstdcxx-time[=KIND]
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use KIND for check type [default=no]
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--enable-tls Use thread-local storage [default=yes]
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@ -11495,7 +11499,7 @@ else
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lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
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lt_status=$lt_dlunknown
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cat > conftest.$ac_ext <<_LT_EOF
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#line 11498 "configure"
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#line 11502 "configure"
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#include "confdefs.h"
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#if HAVE_DLFCN_H
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@ -11601,7 +11605,7 @@ else
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lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
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lt_status=$lt_dlunknown
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cat > conftest.$ac_ext <<_LT_EOF
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#line 11604 "configure"
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#line 11608 "configure"
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#include "confdefs.h"
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#if HAVE_DLFCN_H
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@ -14959,7 +14963,7 @@ fi
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#
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# Fake what AC_TRY_COMPILE does. XXX Look at redoing this new-style.
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cat > conftest.$ac_ext << EOF
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#line 14962 "configure"
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#line 14966 "configure"
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struct S { ~S(); };
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void bar();
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void foo()
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@ -15294,7 +15298,7 @@ $as_echo "$glibcxx_cv_atomic_long_long" >&6; }
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# Fake what AC_TRY_COMPILE does.
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cat > conftest.$ac_ext << EOF
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#line 15297 "configure"
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#line 15301 "configure"
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int main()
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{
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typedef bool atomic_type;
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@ -15329,7 +15333,7 @@ $as_echo "$glibcxx_cv_atomic_bool" >&6; }
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rm -f conftest*
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cat > conftest.$ac_ext << EOF
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#line 15332 "configure"
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#line 15336 "configure"
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int main()
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{
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typedef short atomic_type;
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@ -15364,7 +15368,7 @@ $as_echo "$glibcxx_cv_atomic_short" >&6; }
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rm -f conftest*
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cat > conftest.$ac_ext << EOF
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#line 15367 "configure"
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#line 15371 "configure"
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int main()
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{
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// NB: _Atomic_word not necessarily int.
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@ -15400,7 +15404,7 @@ $as_echo "$glibcxx_cv_atomic_int" >&6; }
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rm -f conftest*
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cat > conftest.$ac_ext << EOF
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#line 15403 "configure"
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#line 15407 "configure"
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int main()
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{
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typedef long long atomic_type;
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@ -15480,7 +15484,7 @@ $as_echo "$as_me: WARNING: Performance of certain classes will degrade as a resu
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# unnecessary for this test.
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cat > conftest.$ac_ext << EOF
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#line 15483 "configure"
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#line 15487 "configure"
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int main()
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{
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_Decimal32 d1;
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@ -15522,7 +15526,7 @@ ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
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# unnecessary for this test.
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cat > conftest.$ac_ext << EOF
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#line 15525 "configure"
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#line 15529 "configure"
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template<typename T1, typename T2>
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struct same
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{ typedef T2 type; };
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@ -15556,7 +15560,7 @@ $as_echo "$enable_int128" >&6; }
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rm -f conftest*
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cat > conftest.$ac_ext << EOF
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#line 15559 "configure"
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#line 15563 "configure"
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template<typename T1, typename T2>
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struct same
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{ typedef T2 type; };
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@ -17269,6 +17273,26 @@ python_mod_dir="${with_python_dir}"
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{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for -Werror" >&5
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$as_echo_n "checking for -Werror... " >&6; }
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# Check whether --enable-werror was given.
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if test "${enable_werror+set}" = set; then :
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enableval=$enable_werror;
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case "$enableval" in
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yes|no) ;;
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*) as_fn_error "Argument to enable/disable werror must be yes or no" "$LINENO" 5 ;;
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esac
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else
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enable_werror=yes
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fi
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{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_werror" >&5
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$as_echo "$enable_werror" >&6; }
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# Checks for operating systems support that doesn't require linking.
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@ -66123,6 +66147,15 @@ else
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fi
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if test $enable_werror = yes; then
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ENABLE_WERROR_TRUE=
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ENABLE_WERROR_FALSE='#'
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else
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ENABLE_WERROR_TRUE='#'
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ENABLE_WERROR_FALSE=
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fi
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if test $enable_symvers != no; then
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ENABLE_SYMVERS_TRUE=
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ENABLE_SYMVERS_FALSE='#'
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@ -66399,7 +66432,7 @@ $as_echo "$gxx_include_dir" >&6; }
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# OPTIMIZE_CXXFLAGS = -O3 -fstrict-aliasing -fvtable-gc
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WARN_FLAGS='-Wall -Wextra -Wwrite-strings -Wcast-qual'
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WARN_FLAGS='-Wall -Wextra -Wwrite-strings -Wcast-qual -Wabi'
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@ -66580,6 +66613,10 @@ if test -z "${ENABLE_PYTHONDIR_TRUE}" && test -z "${ENABLE_PYTHONDIR_FALSE}"; th
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as_fn_error "conditional \"ENABLE_PYTHONDIR\" was never defined.
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Usually this means the macro was only invoked conditionally." "$LINENO" 5
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fi
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if test -z "${ENABLE_WERROR_TRUE}" && test -z "${ENABLE_WERROR_FALSE}"; then
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as_fn_error "conditional \"ENABLE_WERROR\" was never defined.
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Usually this means the macro was only invoked conditionally." "$LINENO" 5
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fi
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if test -z "${ENABLE_SYMVERS_TRUE}" && test -z "${ENABLE_SYMVERS_FALSE}"; then
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as_fn_error "conditional \"ENABLE_SYMVERS\" was never defined.
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Usually this means the macro was only invoked conditionally." "$LINENO" 5
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@ -131,6 +131,7 @@ GLIBCXX_ENABLE_CXX_FLAGS
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GLIBCXX_ENABLE_FULLY_DYNAMIC_STRING([no])
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GLIBCXX_ENABLE_EXTERN_TEMPLATE([yes])
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GLIBCXX_ENABLE_PYTHON
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GLIBCXX_ENABLE_WERROR([yes])
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# Checks for operating systems support that doesn't require linking.
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GLIBCXX_CHECK_MATH_PROTO
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@ -272,6 +272,8 @@ PWD_COMMAND = $${PWDCMD-pwd}
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STAMP = echo timestamp >
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toolexecdir = $(glibcxx_toolexecdir)
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toolexeclibdir = $(glibcxx_toolexeclibdir)
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@ENABLE_WERROR_FALSE@WERROR_FLAG =
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@ENABLE_WERROR_TRUE@WERROR_FLAG = $(WERROR)
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# These bits are all figured out from configure. Look in acinclude.m4
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# or configure.ac to see how they are set. See GLIBCXX_EXPORT_FLAGS.
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@ -279,7 +281,7 @@ CONFIG_CXXFLAGS = \
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$(SECTION_FLAGS) $(EXTRA_CXX_FLAGS) -frandom-seed=$@
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WARN_CXXFLAGS = \
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$(WARN_FLAGS) $(WERROR) -fdiagnostics-show-location=once -Wabi
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$(WARN_FLAGS) $(WERROR_FLAG) -fdiagnostics-show-location=once
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# -I/-D flags to pass when compiling.
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@ -13,12 +13,18 @@ STAMP = echo timestamp >
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toolexecdir = $(glibcxx_toolexecdir)
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toolexeclibdir = $(glibcxx_toolexeclibdir)
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if ENABLE_WERROR
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WERROR_FLAG=$(WERROR)
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else
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WERROR_FLAG=
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endif
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# These bits are all figured out from configure. Look in acinclude.m4
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# or configure.ac to see how they are set. See GLIBCXX_EXPORT_FLAGS.
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CONFIG_CXXFLAGS = \
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$(SECTION_FLAGS) $(EXTRA_CXX_FLAGS) -frandom-seed=$@
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WARN_CXXFLAGS = \
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$(WARN_FLAGS) $(WERROR) -fdiagnostics-show-location=once -Wabi
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$(WARN_FLAGS) $(WERROR_FLAG) -fdiagnostics-show-location=once
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# -I/-D flags to pass when compiling.
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AM_CPPFLAGS = $(GLIBCXX_INCLUDES)
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@ -262,6 +262,8 @@ PWD_COMMAND = $${PWDCMD-pwd}
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STAMP = echo timestamp >
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toolexecdir = $(glibcxx_toolexecdir)
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toolexeclibdir = $(glibcxx_toolexeclibdir)
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@ENABLE_WERROR_FALSE@WERROR_FLAG =
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@ENABLE_WERROR_TRUE@WERROR_FLAG = $(WERROR)
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# These bits are all figured out from configure. Look in acinclude.m4
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# or configure.ac to see how they are set. See GLIBCXX_EXPORT_FLAGS.
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@ -269,7 +271,7 @@ CONFIG_CXXFLAGS = \
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$(SECTION_FLAGS) $(EXTRA_CXX_FLAGS) -frandom-seed=$@
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WARN_CXXFLAGS = \
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$(WARN_FLAGS) $(WERROR) -fdiagnostics-show-location=once -Wabi
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$(WARN_FLAGS) $(WERROR_FLAG) -fdiagnostics-show-location=once
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# -I/-D flags to pass when compiling.
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@ -322,6 +322,8 @@ PWD_COMMAND = $${PWDCMD-pwd}
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STAMP = echo timestamp >
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toolexecdir = $(glibcxx_toolexecdir)
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toolexeclibdir = $(glibcxx_toolexeclibdir)
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@ENABLE_WERROR_FALSE@WERROR_FLAG =
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@ENABLE_WERROR_TRUE@WERROR_FLAG = $(WERROR)
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# These bits are all figured out from configure. Look in acinclude.m4
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# or configure.ac to see how they are set. See GLIBCXX_EXPORT_FLAGS.
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@ -329,7 +331,7 @@ CONFIG_CXXFLAGS = \
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$(SECTION_FLAGS) $(EXTRA_CXX_FLAGS) -frandom-seed=$@
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WARN_CXXFLAGS = \
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$(WARN_FLAGS) $(WERROR) -fdiagnostics-show-location=once -Wabi
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$(WARN_FLAGS) $(WERROR_FLAG) -fdiagnostics-show-location=once
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# -I/-D flags to pass when compiling.
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@ -262,6 +262,8 @@ PWD_COMMAND = $${PWDCMD-pwd}
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STAMP = echo timestamp >
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toolexecdir = $(glibcxx_toolexecdir)
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toolexeclibdir = $(glibcxx_toolexeclibdir)
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@ENABLE_WERROR_FALSE@WERROR_FLAG =
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@ENABLE_WERROR_TRUE@WERROR_FLAG = $(WERROR)
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# These bits are all figured out from configure. Look in acinclude.m4
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# or configure.ac to see how they are set. See GLIBCXX_EXPORT_FLAGS.
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@ -269,7 +271,7 @@ CONFIG_CXXFLAGS = \
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$(SECTION_FLAGS) $(EXTRA_CXX_FLAGS) -frandom-seed=$@
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WARN_CXXFLAGS = \
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$(WARN_FLAGS) $(WERROR) -fdiagnostics-show-location=once -Wabi
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$(WARN_FLAGS) $(WERROR_FLAG) -fdiagnostics-show-location=once
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# -I/-D flags to pass when compiling.
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|
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@ -286,6 +286,8 @@ PWD_COMMAND = $${PWDCMD-pwd}
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STAMP = echo timestamp >
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toolexecdir = $(glibcxx_toolexecdir)
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toolexeclibdir = $(glibcxx_toolexeclibdir)
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@ENABLE_WERROR_FALSE@WERROR_FLAG =
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@ENABLE_WERROR_TRUE@WERROR_FLAG = $(WERROR)
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# These bits are all figured out from configure. Look in acinclude.m4
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# or configure.ac to see how they are set. See GLIBCXX_EXPORT_FLAGS.
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@ -293,7 +295,7 @@ CONFIG_CXXFLAGS = \
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$(SECTION_FLAGS) $(EXTRA_CXX_FLAGS) -frandom-seed=$@
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WARN_CXXFLAGS = \
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$(WARN_FLAGS) $(WERROR) -fdiagnostics-show-location=once -Wabi
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$(WARN_FLAGS) $(WERROR_FLAG) -fdiagnostics-show-location=once
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# -I/-D flags to pass when compiling.
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@ -313,6 +313,8 @@ PWD_COMMAND = $${PWDCMD-pwd}
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STAMP = echo timestamp >
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toolexecdir = $(glibcxx_toolexecdir)
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toolexeclibdir = $(glibcxx_toolexeclibdir)
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@ENABLE_WERROR_FALSE@WERROR_FLAG =
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@ENABLE_WERROR_TRUE@WERROR_FLAG = $(WERROR)
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# These bits are all figured out from configure. Look in acinclude.m4
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# or configure.ac to see how they are set. See GLIBCXX_EXPORT_FLAGS.
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@ -320,7 +322,7 @@ CONFIG_CXXFLAGS = \
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$(SECTION_FLAGS) $(EXTRA_CXX_FLAGS) -frandom-seed=$@
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WARN_CXXFLAGS = \
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$(WARN_FLAGS) $(WERROR) -fdiagnostics-show-location=once -Wabi
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$(WARN_FLAGS) $(WERROR_FLAG) -fdiagnostics-show-location=once
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# -I/-D flags to pass when compiling.
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||||
|
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@ -280,6 +280,8 @@ PWD_COMMAND = $${PWDCMD-pwd}
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STAMP = echo timestamp >
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toolexecdir = $(glibcxx_toolexecdir)
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toolexeclibdir = $(glibcxx_toolexeclibdir)
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@ENABLE_WERROR_FALSE@WERROR_FLAG =
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@ENABLE_WERROR_TRUE@WERROR_FLAG = $(WERROR)
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# These bits are all figured out from configure. Look in acinclude.m4
|
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# or configure.ac to see how they are set. See GLIBCXX_EXPORT_FLAGS.
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|
@ -287,7 +289,7 @@ CONFIG_CXXFLAGS = \
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$(SECTION_FLAGS) $(EXTRA_CXX_FLAGS) -frandom-seed=$@
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WARN_CXXFLAGS = \
|
||||
$(WARN_FLAGS) $(WERROR) -fdiagnostics-show-location=once -Wabi
|
||||
$(WARN_FLAGS) $(WERROR_FLAG) -fdiagnostics-show-location=once
|
||||
|
||||
|
||||
# -I/-D flags to pass when compiling.
|
||||
|
|
|
@ -299,6 +299,8 @@ PWD_COMMAND = $${PWDCMD-pwd}
|
|||
STAMP = echo timestamp >
|
||||
toolexecdir = $(glibcxx_toolexecdir)
|
||||
toolexeclibdir = $(glibcxx_toolexeclibdir)
|
||||
@ENABLE_WERROR_FALSE@WERROR_FLAG =
|
||||
@ENABLE_WERROR_TRUE@WERROR_FLAG = $(WERROR)
|
||||
|
||||
# These bits are all figured out from configure. Look in acinclude.m4
|
||||
# or configure.ac to see how they are set. See GLIBCXX_EXPORT_FLAGS.
|
||||
|
@ -306,7 +308,7 @@ CONFIG_CXXFLAGS = \
|
|||
$(SECTION_FLAGS) $(EXTRA_CXX_FLAGS) -frandom-seed=$@
|
||||
|
||||
WARN_CXXFLAGS = \
|
||||
$(WARN_FLAGS) $(WERROR) -fdiagnostics-show-location=once -Wabi
|
||||
$(WARN_FLAGS) $(WERROR_FLAG) -fdiagnostics-show-location=once
|
||||
|
||||
|
||||
# -I/-D flags to pass when compiling.
|
||||
|
|
|
@ -265,6 +265,8 @@ PWD_COMMAND = $${PWDCMD-pwd}
|
|||
STAMP = echo timestamp >
|
||||
toolexecdir = $(glibcxx_toolexecdir)
|
||||
toolexeclibdir = $(glibcxx_toolexeclibdir)
|
||||
@ENABLE_WERROR_FALSE@WERROR_FLAG =
|
||||
@ENABLE_WERROR_TRUE@WERROR_FLAG = $(WERROR)
|
||||
|
||||
# These bits are all figured out from configure. Look in acinclude.m4
|
||||
# or configure.ac to see how they are set. See GLIBCXX_EXPORT_FLAGS.
|
||||
|
@ -272,7 +274,7 @@ CONFIG_CXXFLAGS = \
|
|||
$(SECTION_FLAGS) $(EXTRA_CXX_FLAGS) -frandom-seed=$@
|
||||
|
||||
WARN_CXXFLAGS = \
|
||||
$(WARN_FLAGS) $(WERROR) -fdiagnostics-show-location=once -Wabi
|
||||
$(WARN_FLAGS) $(WERROR_FLAG) -fdiagnostics-show-location=once
|
||||
|
||||
|
||||
# -I/-D flags to pass when compiling.
|
||||
|
|
Loading…
Reference in New Issue