92_all_freebsd-pie.patch

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(-)

--- 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
--- 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