From: Khem Raj <raj.k...@gmail.com>

Depending upon what hash style is in use this uses
the right flag for setting the hash style type. This
fixes the QA errors about missing GNU hash style reported
in gcc-runtime build particularly libgcc

Signed-off-by: Khem Raj <raj.k...@gmail.com>
---
 meta/recipes-devtools/gcc/gcc-4.6.inc              |    2 +
 .../gcc/gcc-4.6/gcc-with-linker-hash-style.patch   |  196 ++++++++++++++++++++
 2 files changed, 198 insertions(+), 0 deletions(-)
 create mode 100644 
meta/recipes-devtools/gcc/gcc-4.6/gcc-with-linker-hash-style.patch

diff --git a/meta/recipes-devtools/gcc/gcc-4.6.inc 
b/meta/recipes-devtools/gcc/gcc-4.6.inc
index b7b6a43..eef0ef0 100644
--- a/meta/recipes-devtools/gcc/gcc-4.6.inc
+++ b/meta/recipes-devtools/gcc/gcc-4.6.inc
@@ -68,6 +68,7 @@ SRC_URI = 
"svn://gcc.gnu.org/svn/gcc/branches;module=${BRANCH};proto=http \
            file://use-defaults.h-and-t-oe-in-B.patch \
           file://powerpc-e5500.patch \
            file://fix-for-ice-50099.patch \
+          file://gcc-with-linker-hash-style.patch \
          "
 
 SRC_URI_append_sh3  = " file://sh3-installfix-fixheaders.patch "
@@ -90,6 +91,7 @@ EXTRA_OECONF_BASE = " --enable-lto \
                        --disable-bootstrap \
                        --disable-libgomp \
                        --disable-libmudflap \
+                       --with-linker-hash-style=${LINKER_HASH_STYLE} \
                        --enable-cheaders=c_global "
 
 EXTRA_OECONF_INITIAL = "--disable-libmudflap \
diff --git a/meta/recipes-devtools/gcc/gcc-4.6/gcc-with-linker-hash-style.patch 
b/meta/recipes-devtools/gcc/gcc-4.6/gcc-with-linker-hash-style.patch
new file mode 100644
index 0000000..4fa3cbe
--- /dev/null
+++ b/meta/recipes-devtools/gcc/gcc-4.6/gcc-with-linker-hash-style.patch
@@ -0,0 +1,196 @@
+Upstream-Status: Backport
+Signed-off-by: Khem Raj <raj.k...@gmail.com>
+
+commit 3cb9bbfa927aa187048534f9069202c017a78e38
+Author: ppluzhnikov <ppluzhnikov@138bc75d-0d04-0410-961f-82ee72b054a4>
+Date:   Wed May 11 18:28:14 2011 +0000
+
+    2011-05-11  Satoru Takabayashi  <sato...@google.com>
+           Paul Pluzhnikov  <ppluzhni...@google.com>
+    
+       * gcc/doc/install.texi (Configuration): Document
+       --with-linker-hash-style.
+       * gcc/gcc.c (init_spec): Handle LINKER_HASH_STYLE.
+       * gcc/config.in: Add LINKER_HASH_STYLE.
+       * gcc/configure.ac: Add --with-linker-hash-style.
+       * gcc/configure: Regenerate.
+    
+    
+    
+    git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@173668 
138bc75d-0d04-0410-961f-82ee72b054a4
+
+Index: gcc-4_6-branch/gcc/config.in
+===================================================================
+--- gcc-4_6-branch.orig/gcc/config.in  2011-09-09 08:26:10.000000000 -0700
++++ gcc-4_6-branch/gcc/config.in       2011-09-09 08:27:14.142981164 -0700
+@@ -1583,6 +1583,12 @@
+ #endif
+ 
+ 
++/* The linker hash style */
++#ifndef USED_FOR_TARGET
++#undef LINKER_HASH_STYLE
++#endif
++
++
+ /* Define to the name of the LTO plugin DSO that must be passed to the
+    linker's -plugin=LIB option. */
+ #ifndef USED_FOR_TARGET
+Index: gcc-4_6-branch/gcc/configure
+===================================================================
+--- gcc-4_6-branch.orig/gcc/configure  2011-09-09 08:26:15.000000000 -0700
++++ gcc-4_6-branch/gcc/configure       2011-09-09 08:27:42.793023181 -0700
+@@ -915,6 +915,7 @@
+ enable_poison_system_directories
+ enable_plugin
+ enable_libquadmath_support
++with_linker_hash_style
+ '
+       ac_precious_vars='build_alias
+ host_alias
+@@ -1667,6 +1668,8 @@
+                           with the compiler
+   --with-system-zlib      use installed libz
+   --with-slibdir=DIR      shared libraries in DIR [LIBDIR]
++  --with-linker-hash-style={sysv,gnu,both}
++                          specify the linker hash style
+ 
+ Some influential environment variables:
+   CC          C compiler command
+@@ -17511,7 +17514,7 @@
+   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
+   lt_status=$lt_dlunknown
+   cat > conftest.$ac_ext <<_LT_EOF
+-#line 17514 "configure"
++#line 17517 "configure"
+ #include "confdefs.h"
+ 
+ #if HAVE_DLFCN_H
+@@ -17617,7 +17620,7 @@
+   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
+   lt_status=$lt_dlunknown
+   cat > conftest.$ac_ext <<_LT_EOF
+-#line 17620 "configure"
++#line 17623 "configure"
+ #include "confdefs.h"
+ 
+ #if HAVE_DLFCN_H
+@@ -26434,6 +26437,36 @@
+ fi
+ 
+ 
++# Specify what hash style to use by default.
++
++# Check whether --with-linker-hash-style was given.
++if test "${with_linker_hash_style+set}" = set; then :
++  withval=$with_linker_hash_style; case x"$withval" in
++   xsysv)
++     LINKER_HASH_STYLE=sysv
++     ;;
++   xgnu)
++     LINKER_HASH_STYLE=gnu
++     ;;
++   xboth)
++     LINKER_HASH_STYLE=both
++     ;;
++   *)
++     as_fn_error "$withval is an invalid option to --with-linker-hash-style" 
"$LINENO" 5
++     ;;
++ esac
++else
++  LINKER_HASH_STYLE=''
++fi
++
++if test x"${LINKER_HASH_STYLE}" != x; then
++
++cat >>confdefs.h <<_ACEOF
++#define LINKER_HASH_STYLE "$LINKER_HASH_STYLE"
++_ACEOF
++
++fi
++
+ # Configure the subdirectories
+ # AC_CONFIG_SUBDIRS($subdirs)
+ 
+Index: gcc-4_6-branch/gcc/configure.ac
+===================================================================
+--- gcc-4_6-branch.orig/gcc/configure.ac       2011-09-09 08:26:15.000000000 
-0700
++++ gcc-4_6-branch/gcc/configure.ac    2011-09-09 08:27:14.162981193 -0700
+@@ -4907,6 +4907,30 @@
+ fi
+ 
+ 
++# Specify what hash style to use by default.
++AC_ARG_WITH([linker-hash-style],
++[AC_HELP_STRING([--with-linker-hash-style={sysv,gnu,both}],
++                [specify the linker hash style])],
++[case x"$withval" in
++   xsysv)
++     LINKER_HASH_STYLE=sysv
++     ;;
++   xgnu)
++     LINKER_HASH_STYLE=gnu
++     ;;
++   xboth)
++     LINKER_HASH_STYLE=both
++     ;;
++   *)
++     AC_MSG_ERROR([$withval is an invalid option to --with-linker-hash-style])
++     ;;
++ esac],
++[LINKER_HASH_STYLE=''])
++if test x"${LINKER_HASH_STYLE}" != x; then
++  AC_DEFINE_UNQUOTED(LINKER_HASH_STYLE, "$LINKER_HASH_STYLE",
++                                         [The linker hash style])
++fi
++
+ # Configure the subdirectories
+ # AC_CONFIG_SUBDIRS($subdirs)
+ 
+Index: gcc-4_6-branch/gcc/doc/install.texi
+===================================================================
+--- gcc-4_6-branch.orig/gcc/doc/install.texi   2011-06-24 08:13:00.000000000 
-0700
++++ gcc-4_6-branch/gcc/doc/install.texi        2011-09-09 08:27:14.172981215 
-0700
+@@ -1665,6 +1665,11 @@
+ support @option{--build-id} option, a warning is issued and the
+ @option{--enable-linker-build-id} option is ignored.  The default is off.
+ 
++@item --with-linker-hash-style=@var{choice}
++Tells GCC to pass @option{--hash-style=@var{choice}} option to the
++linker for all final links. @var{choice} can be one of
++@samp{sysv}, @samp{gnu}, and @samp{both} where @samp{sysv} is the default.
++
+ @item --enable-gnu-unique-object
+ @itemx --disable-gnu-unique-object
+ Tells GCC to use the gnu_unique_object relocation for C++ template
+Index: gcc-4_6-branch/gcc/gcc.c
+===================================================================
+--- gcc-4_6-branch.orig/gcc/gcc.c      2011-09-09 08:26:14.000000000 -0700
++++ gcc-4_6-branch/gcc/gcc.c   2011-09-09 08:27:14.172981215 -0700
+@@ -1427,7 +1427,8 @@
+   }
+ #endif
+ 
+-#if defined LINK_EH_SPEC || defined LINK_BUILDID_SPEC
++#if defined LINK_EH_SPEC || defined LINK_BUILDID_SPEC || \
++    defined LINKER_HASH_STYLE
+ # ifdef LINK_BUILDID_SPEC
+   /* Prepend LINK_BUILDID_SPEC to whatever link_spec we had before.  */
+   obstack_grow (&obstack, LINK_BUILDID_SPEC, sizeof(LINK_BUILDID_SPEC) - 1);
+@@ -1436,6 +1437,16 @@
+   /* Prepend LINK_EH_SPEC to whatever link_spec we had before.  */
+   obstack_grow (&obstack, LINK_EH_SPEC, sizeof(LINK_EH_SPEC) - 1);
+ # endif
++# ifdef LINKER_HASH_STYLE
++  /* Prepend --hash-style=LINKER_HASH_STYLE to whatever link_spec we had
++     before.  */
++  {
++    static const char hash_style[] = "--hash-style=";
++    obstack_grow (&obstack, hash_style, sizeof(hash_style) - 1);
++    obstack_grow (&obstack, LINKER_HASH_STYLE, sizeof(LINKER_HASH_STYLE) - 1);
++    obstack_1grow (&obstack, ' ');
++  }
++# endif
+   obstack_grow0 (&obstack, link_spec, strlen (link_spec));
+   link_spec = XOBFINISH (&obstack, const char *);
+ #endif
-- 
1.7.6


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