This was not mentioned in the list I posted before. It is a patch that
would be installed some time after VTA went in, to turn it on whenever
var-tracking was also enabled.
Index: gcc/toplev.c
===================================================================
--- gcc/toplev.c.orig 2009-06-05 06:48:04.000000000 -0300
+++ gcc/toplev.c 2009-06-05 06:48:30.000000000 -0300
@@ -1992,7 +1992,7 @@ process_options (void)
flag_var_tracking = optimize >= 1;
if (flag_var_tracking_assignments == AUTODETECT_VALUE)
- flag_var_tracking_assignments = 0;
+ flag_var_tracking_assignments = flag_var_tracking;
if (flag_var_tracking_assignments_toggle)
flag_var_tracking_assignments = !flag_var_tracking_assignments
--
Alexandre Oliva, freedom fighter http://FSFLA.org/~lxoliva/
You must be the change you wish to see in the world. -- Gandhi
Be Free! -- http://FSFLA.org/ FSF Latin America board member
Free Software Evangelist Red Hat Brazil Compiler Engineer
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