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When building target binaries, ensure that the warning flags selected for the command line match the target compiler.

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bfd	* warning.m4 (AC_EGREP_CPP_FOR_BUILD): Introduce macro
	to verify CC_FOR_BUILD compiler.
	(AM_BINUTILS_WARNINGS): Introduce ac_cpp_for_build variable
	and add CC_FOR_BUILD compiler checks.
	* Makefile.in: Regenerate.
	* configure: Likewise.
	* doc/Makefile.in: Likewise.

binutils	* Makefile.am: Replace AM_CLFAGS with AM_CFLAGS_FOR_BUILD
	when building with CC_FOR_BUILD compiler.
	* Makefile.in: Regenerate.
	* configure: Likewise.
	* doc/Makefile.in: Likewise.

gas	* Makefile.in: Regenerate.
	* configure: Likewise.
	* doc/Makefile.in: Likewise.

gold	* Makefile.in: Regenerate.
	* configure: Likewise.
	* testsuite/Makefile.in: Likewise.

gprof	* Makefile.in: Regenerate.
	* configure: Likewise.

ld	* Makefile.in: Regenerate.
	* configure: Likewise.

opcodes	* Makefile.in: Regenerate.
	* configure: Likewise.
This commit is contained in:
Vlad Zakharov
2016-09-26 16:36:08 +01:00
committed by Nick Clifton
parent 384f750334
commit c5da193232
27 changed files with 461 additions and 55 deletions
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56
gprof/configure vendored
View File

@@ -604,6 +604,7 @@ LTLIBOBJS
LIBOBJS
WARN_WRITE_STRINGS
NO_WERROR
WARN_CFLAGS_FOR_BUILD
WARN_CFLAGS
GENINSRC_NEVER_FALSE
GENINSRC_NEVER_TRUE
@@ -10901,7 +10902,7 @@ else
lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
lt_status=$lt_dlunknown
cat > conftest.$ac_ext <<_LT_EOF
#line 10904 "configure"
#line 10905 "configure"
#include "confdefs.h"
#if HAVE_DLFCN_H
@@ -11007,7 +11008,7 @@ else
lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
lt_status=$lt_dlunknown
cat > conftest.$ac_ext <<_LT_EOF
#line 11010 "configure"
#line 11011 "configure"
#include "confdefs.h"
#if HAVE_DLFCN_H
@@ -12101,8 +12102,12 @@ fi
# Set the 'development' global.
. $srcdir/../bfd/development.sh
# Set acp_cpp_for_build variable
ac_cpp_for_build="$CC_FOR_BUILD -E $CPPFLAGS_FOR_BUILD"
# Default set of GCC warnings to enable.
GCC_WARN_CFLAGS="-W -Wall -Wstrict-prototypes -Wmissing-prototypes"
GCC_WARN_CFLAGS_FOR_BUILD="-W -Wall -Wstrict-prototypes -Wmissing-prototypes"
# Add -Wshadow if the compiler is a sufficiently recent version of GCC.
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
@@ -12147,6 +12152,36 @@ fi
rm -f conftest*
# Verify CC_FOR_BUILD to be compatible with waring flags
# Add -Wshadow if the compiler is a sufficiently recent version of GCC.
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */
__GNUC__
_ACEOF
if (eval "$ac_cpp_for_build conftest.$ac_ext") 2>&5 |
$EGREP "^[0-3]$" >/dev/null 2>&1; then :
else
GCC_WARN_CFLAGS_FOR_BUILD="$GCC_WARN_CFLAGS_FOR_BUILD -Wshadow"
fi
rm -f conftest*
# Add -Wstack-usage if the compiler is a sufficiently recent version of GCC.
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */
__GNUC__
_ACEOF
if (eval "$ac_cpp_for_build conftest.$ac_ext") 2>&5 |
$EGREP "^[0-4]$" >/dev/null 2>&1; then :
else
GCC_WARN_CFLAGS_FOR_BUILD="$GCC_WARN_CFLAGS_FOR_BUILD -Wstack-usage=262144"
fi
rm -f conftest*
# Check whether --enable-werror was given.
if test "${enable_werror+set}" = set; then :
enableval=$enable_werror; case "${enableval}" in
@@ -12162,6 +12197,7 @@ case "${host}" in
*-*-mingw32*)
if test "${GCC}" = yes -a -z "${ERROR_ON_WARNING}" ; then
GCC_WARN_CFLAGS="$GCC_WARN_CFLAGS -Wno-format"
GCC_WARN_CFLAGS_FOR_BUILD="$GCC_WARN_CFLAGS_FOR_BUILD -Wno-format"
fi
;;
*) ;;
@@ -12175,25 +12211,32 @@ fi
NO_WERROR=
if test "${ERROR_ON_WARNING}" = yes ; then
GCC_WARN_CFLAGS="$GCC_WARN_CFLAGS -Werror"
GCC_WARN_CFLAGS_FOR_BUILD="$GCC_WARN_CFLAGS_FOR_BUILD -Werror"
NO_WERROR="-Wno-error"
fi
if test "${GCC}" = yes ; then
WARN_CFLAGS="${GCC_WARN_CFLAGS}"
WARN_CFLAGS_FOR_BUILD="${GCC_WARN_CFLAGS_FOR_BUILD}"
fi
# Check whether --enable-build-warnings was given.
if test "${enable_build_warnings+set}" = set; then :
enableval=$enable_build_warnings; case "${enableval}" in
yes) WARN_CFLAGS="${GCC_WARN_CFLAGS}";;
yes) WARN_CFLAGS="${GCC_WARN_CFLAGS}"
WARN_CFLAGS_FOR_BUILD="${GCC_WARN_CFLAGS_FOR_BUILD}";;
no) if test "${GCC}" = yes ; then
WARN_CFLAGS="-w"
WARN_CFLAGS_FOR_BUILD="-w"
fi;;
,*) t=`echo "${enableval}" | sed -e "s/,/ /g"`
WARN_CFLAGS="${GCC_WARN_CFLAGS} ${t}";;
WARN_CFLAGS="${GCC_WARN_CFLAGS} ${t}"
WARN_CFLAGS_FOR_BUILD="${GCC_WARN_CFLAGS_FOR_BUILD} ${t}";;
*,) t=`echo "${enableval}" | sed -e "s/,/ /g"`
WARN_CFLAGS="${t} ${GCC_WARN_CFLAGS}";;
*) WARN_CFLAGS=`echo "${enableval}" | sed -e "s/,/ /g"`;;
WARN_CFLAGS="${t} ${GCC_WARN_CFLAGS}"
WARN_CFLAGS_FOR_BUILD="${t} ${GCC_WARN_CFLAGS_FOR_BUILD}";;
*) WARN_CFLAGS=`echo "${enableval}" | sed -e "s/,/ /g"`
WARN_CFLAGS_FOR_BUILD=`echo "${enableval}" | sed -e "s/,/ /g"`;;
esac
fi
@@ -12212,6 +12255,7 @@ fi
ac_config_files="$ac_config_files Makefile po/Makefile.in:po/Make-in"
cat >confcache <<\_ACEOF