ca89244108
--- config/ChangeLog +++ config/ChangeLog @@ -19,6 +19,10 @@ * tls.m4 (GCC_CHECK_TLS): Also test TLS in a shared library when cross-compiling. +2009-06-25 Olivier Hainque <hainque@adacore.com> + + * config/mh-ppc-aix (BOOT_ADAFLAGS): Remove -mminimal-toc. + 2009-05-26 Rafael Avila de Espindola <espindola@google.com> * plugins.m4: New. @@ -39,6 +43,27 @@ "# no Tcl configs found". (SC_LOAD_TKCONFIG): Similarily for TK_BIN_DIR. +2009-04-09 Jakub Jelinek <jakub@redhat.com> + + * lead-dot.m4: Change copyright header to refer to version + 3 of the GNU General Public License and to point readers at the + COPYING3 file and the FSF's license web page. + * warnings.m4: Likewise. + +2009-02-11 Kai Tietz <kai.tietz@onevision.com> + + * mh-cygwin (LDFLAGS): Add linker option to increase stack limit + up to 8MB. + +2009-01-23 Jie Zhang <jie.zhang@analog.com> + + * tls.m4 (GCC_CHECK_EMUTLS): Define. + +2008-12-21 Andrew Pinski <pinskia@gmail.com> + + PR target/38300 + * unwind_ipinfo.m4: Darwin before 9 does not have _Unwind_GetIPInfo. + 2008-11-21 Kai Tietz <kai.tietz@onevision.com> Fix PR/25502
107 lines
4 KiB
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107 lines
4 KiB
Text
# Autoconf include file defining macros related to compile-time warnings.
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# Copyright 2004, 2005, 2007, 2009 Free Software Foundation, Inc.
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#This file is part of GCC.
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#GCC is free software; you can redistribute it and/or modify it under
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#the terms of the GNU General Public License as published by the Free
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#Software Foundation; either version 3, or (at your option) any later
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#version.
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#GCC is distributed in the hope that it will be useful, but WITHOUT
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#ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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#FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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#for more details.
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#You should have received a copy of the GNU General Public License
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#along with GCC; see the file COPYING3. If not see
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#<http://www.gnu.org/licenses/>.
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# ACX_PROG_CC_WARNING_OPTS(WARNINGS, [VARIABLE = WARN_CFLAGS)
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# Sets @VARIABLE@ to the subset of the given options which the
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# compiler accepts.
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AC_DEFUN([ACX_PROG_CC_WARNING_OPTS],
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[AC_REQUIRE([AC_PROG_CC])dnl
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m4_pushdef([acx_Var], [m4_default([$2], [WARN_CFLAGS])])dnl
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AC_SUBST(acx_Var)dnl
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m4_expand_once([acx_Var=
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],m4_quote(acx_Var=))dnl
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save_CFLAGS="$CFLAGS"
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for option in $1; do
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AS_VAR_PUSHDEF([acx_Woption], [acx_cv_prog_cc_warning_$option])
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AC_CACHE_CHECK([whether $CC supports $option], acx_Woption,
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[CFLAGS="$option"
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AC_COMPILE_IFELSE([AC_LANG_PROGRAM([],[])],
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[AS_VAR_SET(acx_Woption, yes)],
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[AS_VAR_SET(acx_Woption, no)])
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])
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AS_IF([test AS_VAR_GET(acx_Woption) = yes],
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[acx_Var="$acx_Var${acx_Var:+ }$option"])
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AS_VAR_POPDEF([acx_Woption])dnl
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done
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CFLAGS="$save_CFLAGS"
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m4_popdef([acx_Var])dnl
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])# ACX_PROG_CC_WARNING_OPTS
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# ACX_PROG_CC_WARNING_ALMOST_PEDANTIC(WARNINGS, [VARIABLE = WARN_PEDANTIC)
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# Append to VARIABLE "-pedantic" + the argument, if the compiler is GCC
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# and accepts all of those options simultaneously, otherwise to nothing.
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AC_DEFUN([ACX_PROG_CC_WARNING_ALMOST_PEDANTIC],
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[AC_REQUIRE([AC_PROG_CC])dnl
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m4_pushdef([acx_Var], [m4_default([$2], [WARN_PEDANTIC])])dnl
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AC_SUBST(acx_Var)dnl
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m4_expand_once([acx_Var=
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],m4_quote(acx_Var=))dnl
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AS_VAR_PUSHDEF([acx_Pedantic], [acx_cv_prog_cc_pedantic_$1])dnl
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AS_IF([test "$GCC" = yes],
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[AC_CACHE_CHECK([whether $CC supports -pedantic $1], acx_Pedantic,
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[save_CFLAGS="$CFLAGS"
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CFLAGS="-pedantic $1"
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AC_COMPILE_IFELSE([AC_LANG_PROGRAM([],[])],
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[AS_VAR_SET(acx_Pedantic, yes)],
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[AS_VAR_SET(acx_Pedantic, no)])
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CFLAGS="$save_CFLAGS"])
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AS_IF([test AS_VAR_GET(acx_Pedantic) = yes],
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[acx_Var="$acx_Var${acx_Var:+ }-pedantic $1"])
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])
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AS_VAR_POPDEF([acx_Pedantic])dnl
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m4_popdef([acx_Var])dnl
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])# ACX_PROG_CC_WARNING_ALMOST_PEDANTIC
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# ACX_PROG_CC_WARNINGS_ARE_ERRORS([x.y.z], [VARIABLE = WERROR])
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# sets @VARIABLE@ to "-Werror" if the compiler is GCC >=x.y.z, or if
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# --enable-werror-always was given on the command line, otherwise
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# to nothing.
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# If the argument is the word "manual" instead of a version number,
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# then @VARIABLE@ will be set to -Werror only if --enable-werror-always
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# appeared on the configure command line.
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AC_DEFUN([ACX_PROG_CC_WARNINGS_ARE_ERRORS],
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[AC_REQUIRE([AC_PROG_CC])dnl
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m4_pushdef([acx_Var], [m4_default([$2], [WERROR])])dnl
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AC_SUBST(acx_Var)dnl
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m4_expand_once([acx_Var=
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],m4_quote(acx_Var=))dnl
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AC_ARG_ENABLE(werror-always,
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AS_HELP_STRING([--enable-werror-always],
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[enable -Werror despite compiler version]),
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[], [enable_werror_always=no])
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AS_IF([test $enable_werror_always = yes],
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[acx_Var="$acx_Var${acx_Var:+ }-Werror"])
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m4_if($1, [manual],,
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[AS_VAR_PUSHDEF([acx_GCCvers], [acx_cv_prog_cc_gcc_$1_or_newer])dnl
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AC_CACHE_CHECK([whether $CC is GCC >=$1], acx_GCCvers,
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[set fnord `echo $1 | tr '.' ' '`
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shift
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AC_PREPROC_IFELSE(
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[#if __GNUC__ * 10000 + __GNUC_MINOR__ * 100 + __GNUC_PATCHLEVEL__ \
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< [$]1 * 10000 + [$]2 * 100 + [$]3
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#error insufficient
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#endif],
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[AS_VAR_SET(acx_GCCvers, yes)],
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[AS_VAR_SET(acx_GCCvers, no)])])
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AS_IF([test AS_VAR_GET(acx_GCCvers) = yes],
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[acx_Var="$acx_Var${acx_Var:+ }-Werror"])
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AS_VAR_POPDEF([acx_GCCvers])])
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m4_popdef([acx_Var])dnl
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])# ACX_PROG_CC_WARNINGS_ARE_ERRORS
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