From: Jan Hubicka <hubicka@ucw.cz>
Date: Thu, 19 May 2016 15:50:56 +0000 (+0200)
Subject: tree-vect-loop.c (vect_analyze_loop_2): Use also max_loop_iterations_int.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=cb6b1bdffe5b81243f27dc273e930558acdfff38;p=gcc.git

tree-vect-loop.c (vect_analyze_loop_2): Use also max_loop_iterations_int.

	* tree-vect-loop.c (vect_analyze_loop_2): Use also
	max_loop_iterations_int.

From-SVN: r236478
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 4900c7e2d46..3d68ae1c237 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2016-05-19  Jan Hubicka  <hubicka@ucw.cz>
+
+	* tree-vect-loop.c (vect_analyze_loop_2): Use also 
+	max_loop_iterations_int.
+
 2016-05-19  Marek Polacek  <polacek@redhat.com>
 
 	PR tree-optimization/71031
diff --git a/gcc/tree-vect-loop.c b/gcc/tree-vect-loop.c
index 67053af3246..153372b4d3d 100644
--- a/gcc/tree-vect-loop.c
+++ b/gcc/tree-vect-loop.c
@@ -2065,6 +2065,8 @@ start_over:
 
   estimated_niter
     = estimated_stmt_executions_int (LOOP_VINFO_LOOP (loop_vinfo));
+  if (estimated_niter == -1)
+    estimated_niter = max_niter;
   if (estimated_niter != -1
       && ((unsigned HOST_WIDE_INT) estimated_niter
           <= MAX (th, (unsigned)min_profitable_estimate)))