[LV-tools-commit] toolchain/patches gcc-000008-fix-ICE-on-kernel_sched_c.patch,NONE,1.1

[Jan-Benedict G. <jb...@us...>]

Update of /cvsroot/linux-vax/toolchain/patches
In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv18630

Added Files:
	gcc-000008-fix-ICE-on-kernel_sched_c.patch 
Log Message:
- Patch for PR#21638. Can be deleted once this PR is closed.


--- NEW FILE: gcc-000008-fix-ICE-on-kernel_sched_c.patch ---
This patch is basically http://gcc.gnu.org/bugzilla/show_bug.cgi?id=21638
and *not* ment to be pushed in through the vax-linux project. Hopefully,
it'll soon go in through testing by the bug tracking people. This patch
is (C) 2005 by Andrew Pinski.

When PR#21638 is closed, this patch should just be deleted.

diff -Nurp src-gcc-fresh/gcc/tree-ssa-forwprop.c src-gcc-hacked/gcc/tree-ssa-forwprop.c
--- src-gcc-fresh/gcc/tree-ssa-forwprop.c	2005-05-19 22:02:54.000000000 +0200
+++ src-gcc-hacked/gcc/tree-ssa-forwprop.c	2005-05-20 12:17:29.000000000 +0200
@@ -515,6 +515,7 @@ forward_propagate_addr_into_variable_arr
   /* Replace the pointer addition with array indexing.  */
   TREE_OPERAND (use_stmt, 1) = unshare_expr (TREE_OPERAND (stmt, 1));
   TREE_OPERAND (TREE_OPERAND (TREE_OPERAND (use_stmt, 1), 0), 1) = index;
+  recompute_tree_invarant_for_addr_expr (TREE_OPERAND (use_stmt, 1));
 
   /* That should have created gimple, so there is no need to
      record information to undo the propagation.  */
@@ -633,6 +634,8 @@ forward_propagate_addr_expr (tree stmt)
       if (fold_stmt_inplace (use_stmt))
 	{
 	  tidy_after_forward_propagate_addr (use_stmt);
+	  if (TREE_CODE (rhs) == ADDR_EXPR)
+	    recompute_tree_invarant_for_addr_expr (rhs);
 	  return true;
 	}
       else