re PR target/85401 (segfault building code for VAX)

	PR target/85401
	* ira-color.c (allocno_copy_cost_saving): Call
	ira_init_register_move_cost_if_necessary.

From-SVN: r276426

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 0f96dde..4ca92c2 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2019-10-01  Maya Rashish  <coypu@sdf.org>
+
+       PR target/85401
+       * ira-color.c (allocno_copy_cost_saving): Call
+       ira_init_register_move_cost_if_necessary.
+
 2019-10-01  Maciej W. Rozycki  <macro@wdc.com>
 
        * Makefile.in (gnat_install_lib): New variable.

diff --git a/gcc/ira-color.c b/gcc/ira-color.c
index 42309b9..ce5141b 100644 (file)
--- a/gcc/ira-color.c
+++ b/gcc/ira-color.c
@@ -2817,6 +2817,7 @@ allocno_copy_cost_saving (ira_allocno_t allocno, int hard_regno)
        }
       else
        gcc_unreachable ();
+      ira_init_register_move_cost_if_necessary (allocno_mode);
       cost += cp->freq * ira_register_move_cost[allocno_mode][rclass][rclass];
     }
   return cost;