toplev.c (parse_options_and_default_flags): Don't enable flag_cprop_registers at -O1.

        * toplev.c (parse_options_and_default_flags): Don't enable
        flag_cprop_registers at -O1.

From-SVN: r48076

gcc/ChangeLog

+2001-12-16  Richard Henderson  <rth@redhat.com>
+
+	* toplev.c (parse_options_and_default_flags): Don't enable
+	flag_cprop_registers at -O1.
+
 2001-12-16  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
 
 	* avr.c (avr_simplify_comparision_p, adjust_insn_length,

gcc/toplev.c

@@ -4634,7 +4634,7 @@ parse_options_and_default_flags (argc, argv)
       flag_omit_frame_pointer = 1;
 #endif
       flag_guess_branch_prob = 1;
-      flag_cprop_registers = 1;
+      /* flag_cprop_registers = 1; */
     }
 
   if (optimize >= 2)