add fix by Alexis Ballier for PIE on FreeBSD systems #415185

2 files changed, 72 insertions, 0 deletions

diff --git a/4.5.0/gentoo/92_all_freebsd-pie.patch b/4.5.0/gentoo/92_all_freebsd-pie.patch
new file mode 100644
index 0000000..4905db7
--- /dev/null
+++ b/4.5.0/gentoo/92_all_freebsd-pie.patch
@@ -0,0 +1,71 @@
+https://bugs.gentoo.org/415185
+http://gcc.gnu.org/ml/gcc-patches/2012-05/msg00555.html
+
+From: Alexis Ballier <aballier@gentoo.org>
+To: gcc-patches@gcc.gnu.org
+Cc: Alexis Ballier <aballier@gentoo.org>
+Date: Tue, 8 May 2012 09:53:43 -0400
+Subject: [PATCH] gcc/config/freebsd-spec.h: Fix building PIE executables. Link them with crt{begin,end}S.o and Scrt1.o which are PIC instead of crt{begin,end}.o and crt1.o which are not. Spec synced from gnu-user.h.
+
+gcc/config/i386/freebsd.h: Likewise.
+---
+ gcc/config/freebsd-spec.h |    9 +++------
+ gcc/config/i386/freebsd.h |    9 +++------
+ 2 files changed, 6 insertions(+), 12 deletions(-)
+
+diff --git a/gcc/config/freebsd-spec.h b/gcc/config/freebsd-spec.h
+index 770a3d1..2808582 100644
+--- a/gcc/config/freebsd-spec.h
++++ b/gcc/config/freebsd-spec.h
+@@ -64,11 +64,8 @@ see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
+ 	before entering `main'.  */
+    
+ #define FBSD_STARTFILE_SPEC \
+-  "%{!shared: \
+-     %{pg:gcrt1.o%s} %{!pg:%{p:gcrt1.o%s} \
+-		       %{!p:%{profile:gcrt1.o%s} \
+-			 %{!profile:crt1.o%s}}}} \
+-   crti.o%s %{!shared:crtbegin.o%s} %{shared:crtbeginS.o%s}"
++  "%{!shared: %{pg|p|profile:gcrt1.o%s;pie:Scrt1.o%s;:crt1.o%s}} \
++   crti.o%s %{shared|pie:crtbeginS.o%s;:crtbegin.o%s}"
+ 
+ /* Provide a ENDFILE_SPEC appropriate for FreeBSD.  Here we tack on
+    the magical crtend.o file (see crtstuff.c) which provides part of 
+@@ -77,7 +74,7 @@ see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
+ 	`crtn.o'.  */
+ 
+ #define FBSD_ENDFILE_SPEC \
+-  "%{!shared:crtend.o%s} %{shared:crtendS.o%s} crtn.o%s"
++  "%{shared|pie:crtendS.o%s;:crtend.o%s} crtn.o%s"
+ 
+ /* Provide a LIB_SPEC appropriate for FreeBSD as configured and as
+    required by the user-land thread model.  Before __FreeBSD_version
+diff --git a/gcc/config/i386/freebsd.h b/gcc/config/i386/freebsd.h
+index 649274d..dd69e43 100644
+--- a/gcc/config/i386/freebsd.h
++++ b/gcc/config/i386/freebsd.h
+@@ -67,11 +67,8 @@ along with GCC; see the file COPYING3.  If not see
+    
+ #undef	STARTFILE_SPEC
+ #define STARTFILE_SPEC \
+-  "%{!shared: \
+-     %{pg:gcrt1.o%s} %{!pg:%{p:gcrt1.o%s} \
+-		       %{!p:%{profile:gcrt1.o%s} \
+-			 %{!profile:crt1.o%s}}}} \
+-   crti.o%s %{!shared:crtbegin.o%s} %{shared:crtbeginS.o%s}"
++  "%{!shared: %{pg|p|profile:gcrt1.o%s;pie:Scrt1.o%s;:crt1.o%s}} \
++   crti.o%s %{shared|pie:crtbeginS.o%s;:crtbegin.o%s}"
+ 
+ /* Provide a ENDFILE_SPEC appropriate for FreeBSD.  Here we tack on
+    the magical crtend.o file (see crtstuff.c) which provides part of 
+@@ -81,7 +78,7 @@ along with GCC; see the file COPYING3.  If not see
+ 
+ #undef	ENDFILE_SPEC
+ #define ENDFILE_SPEC \
+-  "%{!shared:crtend.o%s} %{shared:crtendS.o%s} crtn.o%s"
++  "%{shared|pie:crtendS.o%s;:crtend.o%s} crtn.o%s"
+ 
+ /* Provide a LINK_SPEC appropriate for FreeBSD.  Here we provide support
+    for the special GCC options -static and -shared, which allow us to
+-- 
+1.7.8.6
diff --git a/4.5.0/gentoo/README.history b/4.5.0/gentoo/README.history
index 2fb369c..5359aea 100644
--- a/4.5.0/gentoo/README.history
+++ b/4.5.0/gentoo/README.history
@@ -4,6 +4,7 @@
 	+ 31_all_gcc-4.4-ppc-fpic-mrelocatable.patch
 	+ 33_all_armhf.patch
 	U 53_all_gcc4-superh-default-multilib.patch
+	+ 92_all_freebsd-pie.patch
 	- 94_all_gcc-4.3.3-pch-nostdinc-tr1.patch
 	+ 94_all_gcc-4.5-pch-nostdinc.patch