From: Kenneth Zadeck <zadeck@gcc.gnu.org>
Date: Wed, 15 Sep 2004 20:54:38 +0000 (+0000)
Subject: turn off code clobbering optimization for static variables until
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=2d2a672d924b9a032b661b5f12f53653aa619505;p=gcc.git

turn off code clobbering optimization for static variables until
analysis behind it can be fixed in a couple of days.

From-SVN: r87564
---

diff --git a/gcc/tree-ssa-operands.c b/gcc/tree-ssa-operands.c
index 83f0c369ae0..3f28d75675b 100644
--- a/gcc/tree-ssa-operands.c
+++ b/gcc/tree-ssa-operands.c
@@ -1586,11 +1586,15 @@ add_call_clobber_ops (tree stmt, tree callee)
 	 each static if the call being processed does not read or
 	 write that variable.  */
 
-      bitmap not_read_b = callee 
+      /* hack to turn off the optimization until I can get the bug fixed. */
+      /*      bitmap not_read_b = callee 
 	? get_global_statics_not_read (callee) : NULL; 
       bitmap not_written_b = callee 
 	? get_global_statics_not_written (callee) : NULL; 
+      */
 
+      bitmap not_read_b = NULL; 
+      bitmap not_written_b = NULL; 
 
       EXECUTE_IF_SET_IN_BITMAP (call_clobbered_vars, 0, i,
 	{