Attachment #335246 for bug #417179




     CFLAGS="-O3 -fomit-frame-pointer"

     # -malign-double for x86 systems
     # LIBFFI -- DON'T DO THIS - CHANGES ABI
     # AX_CHECK_COMPILE_FLAG(-malign-double, CFLAGS="$CFLAGS -malign-double")
if ${ax_cv_check_cflags___malign_double+:} false; then :
  $as_echo_n "(cached) " >&6
else

  ax_check_save_flags=$CFLAGS
  CFLAGS="$CFLAGS  -malign-double"
  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h.  */

int
main ()
{

  ;
  return 0;
}
_ACEOF
if ac_fn_c_try_compile "$LINENO"; then :
  ax_cv_check_cflags___malign_double=yes
else
  ax_cv_check_cflags___malign_double=no
fi
rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
  CFLAGS=$ax_check_save_flags
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ax_cv_check_cflags___malign_double" >&5
$as_echo "$ax_cv_check_cflags___malign_double" >&6; }
if test x"$ax_cv_check_cflags___malign_double" = xyes; then :
  CFLAGS="$CFLAGS -malign-double"
else
  :
fi


     #  -fstrict-aliasing for gcc-2.95+
     { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether C compiler accepts -fstrict-aliasing" >&5

  $as_echo_n "(cached) " >&6
else

	libffi_cv_as_x86_pcrel=no
	echo '.text; foo: nop; .data; .long foo-.; .text' > conftest.s
	if $CC $CFLAGS -c conftest.s > /dev/null 2>&1; then
	    libffi_cv_as_x86_pcrel=yes
	fi

fi

Lines 334-343 fi Link Here

(-)a/configure.ac (-3 / +3 lines)
334	if test x$TARGET = xX86 \|\| test x$TARGET = xX86_WIN32 \|\| test x$TARGET = xX86_64; then	334	if test x$TARGET = xX86 \|\| test x$TARGET = xX86_WIN32 \|\| test x$TARGET = xX86_64; then
335	AC_CACHE_CHECK([assembler supports pc related relocs],	335	AC_CACHE_CHECK([assembler supports pc related relocs],
336	libffi_cv_as_x86_pcrel, [	336	libffi_cv_as_x86_pcrel, [
337	libffi_cv_as_x86_pcrel=yes	337	libffi_cv_as_x86_pcrel=no
338	echo '.text; foo: nop; .data; .long foo-.; .text' > conftest.s	338	echo '.text; foo: nop; .data; .long foo-.; .text' > conftest.s
339	if $CC $CFLAGS -c conftest.s 2>&1 \| $EGREP -i 'illegal\|warning' > /dev/null; then	339	if $CC $CFLAGS -c conftest.s > /dev/null 2>&1; then
340	libffi_cv_as_x86_pcrel=no	340	libffi_cv_as_x86_pcrel=yes
341	fi	341	fi
342	])	342	])
343	if test "x$libffi_cv_as_x86_pcrel" = xyes; then	343	if test "x$libffi_cv_as_x86_pcrel" = xyes; then

Lines 141-147 if test "$ac_test_CFLAGS" != "set"; then Link Here

(-)a/m4/ax_cc_maxopt.m4 (-2 / +2 lines)
141	CFLAGS="-O3 -fomit-frame-pointer"	141	CFLAGS="-O3 -fomit-frame-pointer"
142		142
143	# -malign-double for x86 systems	143	# -malign-double for x86 systems
144	AX_CHECK_COMPILE_FLAG(-malign-double, CFLAGS="$CFLAGS -malign-double")	144	# LIBFFI -- DON'T DO THIS - CHANGES ABI
		145	# AX_CHECK_COMPILE_FLAG(-malign-double, CFLAGS="$CFLAGS -malign-double")
145		146
146	# -fstrict-aliasing for gcc-2.95+	147	# -fstrict-aliasing for gcc-2.95+
147	AX_CHECK_COMPILE_FLAG(-fstrict-aliasing,	148	AX_CHECK_COMPILE_FLAG(-fstrict-aliasing,
148	-

Return to bug 417179

Lines 12426-12466 $as_echo "$icc_archflag" >&6; } Link Here

(-)a/configure (-38 / +5 lines)
12426	CFLAGS="-O3 -fomit-frame-pointer"	12426	CFLAGS="-O3 -fomit-frame-pointer"
12427		12427
12428	# -malign-double for x86 systems	12428	# -malign-double for x86 systems
12429	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether C compiler accepts -malign-double" >&5	12429	# LIBFFI -- DON'T DO THIS - CHANGES ABI
12430	$as_echo_n "checking whether C compiler accepts -malign-double... " >&6; }	12430	# AX_CHECK_COMPILE_FLAG(-malign-double, CFLAGS="$CFLAGS -malign-double")
12431	if ${ax_cv_check_cflags___malign_double+:} false; then :
12432	$as_echo_n "(cached) " >&6
12433	else
12434
12435	ax_check_save_flags=$CFLAGS
12436	CFLAGS="$CFLAGS -malign-double"
12437	cat confdefs.h - <<_ACEOF >conftest.$ac_ext
12438	/* end confdefs.h. */
12439
12440	int
12441	main ()
12442	{
12443
12444	;
12445	return 0;
12446	}
12447	_ACEOF
12448	if ac_fn_c_try_compile "$LINENO"; then :
12449	ax_cv_check_cflags___malign_double=yes
12450	else
12451	ax_cv_check_cflags___malign_double=no
12452	fi
12453	rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
12454	CFLAGS=$ax_check_save_flags
12455	fi
12456	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ax_cv_check_cflags___malign_double" >&5
12457	$as_echo "$ax_cv_check_cflags___malign_double" >&6; }
12458	if test x"$ax_cv_check_cflags___malign_double" = xyes; then :
12459	CFLAGS="$CFLAGS -malign-double"
12460	else
12461	:
12462	fi
12463
12464		12431
12465	# -fstrict-aliasing for gcc-2.95+	12432	# -fstrict-aliasing for gcc-2.95+
12466	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether C compiler accepts -fstrict-aliasing" >&5	12433	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether C compiler accepts -fstrict-aliasing" >&5
Lines 14480-14489 if ${libffi_cv_as_x86_pcrel+:} false; then : Link Here
14480	$as_echo_n "(cached) " >&6	14447	$as_echo_n "(cached) " >&6
14481	else	14448	else
14482		14449
14483	libffi_cv_as_x86_pcrel=yes	14450	libffi_cv_as_x86_pcrel=no
14484	echo '.text; foo: nop; .data; .long foo-.; .text' > conftest.s	14451	echo '.text; foo: nop; .data; .long foo-.; .text' > conftest.s
14485	if $CC $CFLAGS -c conftest.s 2>&1 \| $EGREP -i 'illegal\|warning' > /dev/null; then	14452	if $CC $CFLAGS -c conftest.s > /dev/null 2>&1; then
14486	libffi_cv_as_x86_pcrel=no	14453	libffi_cv_as_x86_pcrel=yes
14487	fi	14454	fi
14488		14455
14489	fi	14456	fi