New gcc sources for toolchain checked in on 06/03/2010.

Changes:
gcc/ira-conflicts.c
  Backport a gcc-4.4.3 patch to fix a ra bug http://b/issue?id=2667593.
  http://gcc.gnu.org/ml/gcc-cvs/2009-05/msg00055.html
  Owner: jingyu
  Status: In upstream gcc-4.4.3 r147081.

gcc/collect2.c
gcc/common.opt
gcc/configure.ac
gcc/configure
gcc/doc/invoke.texi
gcc/exec-tool.in
gcc/gcc.c
gcc/opts.c
  Add -fuse-ld= option to select linker.  This CL merges the gcc part of
  this up-stream patch.
  http://gcc.gnu.org/ml/gcc-patches/2010-04/msg00402.html
  Owner: dougkwan
  Status: binutils part in upstream, gcc part pending approval.

Change-Id: Ibfa819535ebdb7499aae8981687c2dc51295a25a

1 files changed, 11 insertions, 1 deletions

diff --git a/gcc-4.4.0/gcc/doc/invoke.texi b/gcc-4.4.0/gcc/doc/invoke.texi
index 3c834f542..4be05d4de 100644
--- a/gcc-4.4.0/gcc/doc/invoke.texi
+++ b/gcc-4.4.0/gcc/doc/invoke.texi
@@ -380,7 +380,7 @@ Objective-C and Objective-C++ Dialects}.
 -funit-at-a-time -funroll-all-loops -funroll-loops @gol
 -funsafe-loop-optimizations -funsafe-math-optimizations -funswitch-loops @gol
 -fvariable-expansion-in-unroller -fvect-cost-model -fvpt -fweb @gol
--fwhole-program @gol
+-fwhole-program -fuse-ld @gol
 --param @var{name}=@var{value}
 -O  -O0  -O1  -O2  -O3  -Os}
 
@@ -6779,6 +6779,16 @@ compilation unit, not for the single source file itself.
 
 This option is not supported for Fortran programs.
 
+@item -fuse-ld=gold
+Use the @command{ld.gold} linker instead of the default linker.
+This option is only necessary if GCC has been configured with
+@option{--enable-gold=both} or @option{--enable-gold=both/ld}.
+
+@item -fuse-ld=bfd
+Use the @command{ld.bfd} linker instead of the default linker.
+This option is only necessary if GCC has been configured with
+@option{--enable-gold=both/gold}.
+
 @item -fcprop-registers
 @opindex fcprop-registers
 After register allocation and post-register allocation instruction splitting,