crosstool-ng/packages/gcc/5.5.0/370-gcc-plugin-Win-Dont-need-undefined-extern-var-refs-nor-fpic.patch
Alexey Neyman 8e5de7fcbf Upgrades: gcc 5.5, gdb 8.0.1, musl 1.1.17, Linux
Signed-off-by: Alexey Neyman <stilor@att.net>
2017-10-23 13:02:01 -07:00

161 lines
4.5 KiB
Diff

diff -urN gcc-5.3.0.orig/config/gcc-plugin.m4 gcc-5.3.0/config/gcc-plugin.m4
--- gcc-5.3.0.orig/config/gcc-plugin.m4 2015-12-19 14:39:04.120734900 +0000
+++ gcc-5.3.0/config/gcc-plugin.m4 2015-12-20 01:28:45.381965300 +0000
@@ -20,6 +20,9 @@
pluginlibs=
+ PICFLAG="-fPIC"
+ UNDEFINEDPREAMBLE="extern int X;"
+ UNDEFINEDCODE="return X == 0;"
case "${host}" in
*-*-darwin*)
if test x$build = x$host; then
@@ -30,6 +33,11 @@
export_sym_check=
fi
;;
+ *-*-mingw*|*-*-cygwin*|*-*-msys*)
+ PICFLAG=""
+ UNDEFINEDPREAMBLE=""
+ UNDEFINEDCODE=""
+ ;;
*)
if test x$build = x$host; then
export_sym_check="objdump${exeext} -T"
@@ -81,17 +89,17 @@
case "${host}" in
*-*-darwin*)
CFLAGS=`echo $CFLAGS | sed s/-mdynamic-no-pic//g`
- CFLAGS="$CFLAGS -fPIC"
+ CFLAGS="$CFLAGS ${PICFLAG}"
LDFLAGS="$LDFLAGS -shared -undefined dynamic_lookup"
;;
*)
- CFLAGS="$CFLAGS -fPIC"
- LDFLAGS="$LDFLAGS -fPIC -shared"
+ CFLAGS="$CFLAGS ${PICFLAG}"
+ LDFLAGS="$LDFLAGS ${PICFLAG} -shared"
;;
esac
- AC_MSG_CHECKING([for -fPIC -shared])
+ AC_MSG_CHECKING([for ${PICFLAG} -shared])
AC_TRY_LINK(
- [extern int X;],[return X == 0;],
+ [${UNDEFINEDPREAMBLE}],[${UNDEFINEDCODE}],
[AC_MSG_RESULT([yes]); have_pic_shared=yes],
[AC_MSG_RESULT([no]); have_pic_shared=no])
if test x"$have_pic_shared" != x"yes" -o x"$ac_cv_search_dlopen" = x"no"; then
diff -urN gcc-5.3.0.orig/gcc/configure gcc-5.3.0/gcc/configure
--- gcc-5.3.0.orig/gcc/configure 2015-12-19 14:40:16.893975900 +0000
+++ gcc-5.3.0/gcc/configure 2015-12-20 01:28:45.472476700 +0000
@@ -28386,6 +28386,9 @@
pluginlibs=
+ PICFLAG="-fPIC"
+ UNDEFINEDPREAMBLE="extern int X;"
+ UNDEFINEDCODE="return X == 0;"
case "${host}" in
*-*-darwin*)
if test x$build = x$host; then
@@ -28396,6 +28399,11 @@
export_sym_check=
fi
;;
+ *-*-mingw*|*-*-cygwin*|*-*-msys*)
+ PICFLAG=""
+ UNDEFINEDPREAMBLE=""
+ UNDEFINEDCODE=""
+ ;;
*)
if test x$build = x$host; then
export_sym_check="objdump${exeext} -T"
@@ -28508,23 +28516,23 @@
case "${host}" in
*-*-darwin*)
CFLAGS=`echo $CFLAGS | sed s/-mdynamic-no-pic//g`
- CFLAGS="$CFLAGS -fPIC"
+ CFLAGS="$CFLAGS ${PICFLAG}"
LDFLAGS="$LDFLAGS -shared -undefined dynamic_lookup"
;;
*)
- CFLAGS="$CFLAGS -fPIC"
- LDFLAGS="$LDFLAGS -fPIC -shared"
+ CFLAGS="$CFLAGS ${PICFLAG}"
+ LDFLAGS="$LDFLAGS ${PICFLAG} -shared"
;;
esac
- { $as_echo "$as_me:${as_lineno-$LINENO}: checking for -fPIC -shared" >&5
-$as_echo_n "checking for -fPIC -shared... " >&6; }
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking for ${PICFLAG} -shared" >&5
+$as_echo_n "checking for ${PICFLAG} -shared... " >&6; }
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */
-extern int X;
+${UNDEFINEDPREAMBLE}
int
main ()
{
-return X == 0;
+${UNDEFINEDCODE}
;
return 0;
}
diff -urN gcc-5.3.0.orig/libcc1/configure gcc-5.3.0/libcc1/configure
--- gcc-5.3.0.orig/libcc1/configure 2015-12-19 14:40:20.855979000 +0000
+++ gcc-5.3.0/libcc1/configure 2015-12-20 01:28:45.504980900 +0000
@@ -14500,6 +14500,9 @@
pluginlibs=
+ PICFLAG="-fPIC"
+ UNDEFINEDPREAMBLE="extern int X;"
+ UNDEFINEDCODE="return X == 0;"
case "${host}" in
*-*-darwin*)
if test x$build = x$host; then
@@ -14510,6 +14513,11 @@
export_sym_check=
fi
;;
+ *-*-mingw*|*-*-cygwin*|*-*-msys*)
+ PICFLAG=""
+ UNDEFINEDPREAMBLE=""
+ UNDEFINEDCODE=""
+ ;;
*)
if test x$build = x$host; then
export_sym_check="objdump${exeext} -T"
@@ -14622,23 +14630,23 @@
case "${host}" in
*-*-darwin*)
CFLAGS=`echo $CFLAGS | sed s/-mdynamic-no-pic//g`
- CFLAGS="$CFLAGS -fPIC"
+ CFLAGS="$CFLAGS ${PICFLAG}"
LDFLAGS="$LDFLAGS -shared -undefined dynamic_lookup"
;;
*)
- CFLAGS="$CFLAGS -fPIC"
- LDFLAGS="$LDFLAGS -fPIC -shared"
+ CFLAGS="$CFLAGS ${PICFLAG}"
+ LDFLAGS="$LDFLAGS ${PICFLAG} -shared"
;;
esac
- { $as_echo "$as_me:${as_lineno-$LINENO}: checking for -fPIC -shared" >&5
-$as_echo_n "checking for -fPIC -shared... " >&6; }
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking for ${PICFLAG} -shared" >&5
+$as_echo_n "checking for ${PICFLAG} -shared... " >&6; }
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */
-extern int X;
+${UNDEFINEDPREAMBLE}
int
main ()
{
-return X == 0;
+${UNDEFINEDCODE}
;
return 0;
}