Remove dead code in pass_tree_loop_init::execute

2014-07-31  Tom de Vries  <tom@codesourcery.com>

	* tree-ssa-loop.c (pass_tree_loop_init::execute): Remove dead code.

From-SVN: r213319

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index f1e11839ff6aaff0e456f4025b5848ab1a9b2bc5..78cea9f03bfdabd6a7815ea4934faf5bd0c973f9 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,7 @@
+2014-07-31  Tom de Vries  <tom@codesourcery.com>
+
+       * tree-ssa-loop.c (pass_tree_loop_init::execute): Remove dead code.
+
 2014-07-31  Richard Sandiford  <rdsandiford@googlemail.com>
 
        * ira.c (insn_contains_asm_1, insn_contains_asm): Delete.

diff --git a/gcc/tree-ssa-loop.c b/gcc/tree-ssa-loop.c
index 7c52748f7604df239bbf2fac8b7ebefc44f8bec6..d0c9980b35bf8a5b10d11fc63e3609411744ef94 100644 (file)
--- a/gcc/tree-ssa-loop.c
+++ b/gcc/tree-ssa-loop.c
@@ -168,7 +168,7 @@ public:
 }; // class pass_tree_loop_init
 
 unsigned int
-pass_tree_loop_init::execute (function *fun)
+pass_tree_loop_init::execute (function *fun ATTRIBUTE_UNUSED)
 {
   loop_optimizer_init (LOOPS_NORMAL
                       | LOOPS_HAVE_RECORDED_EXITS);
@@ -178,9 +178,6 @@ pass_tree_loop_init::execute (function *fun)
      regions into reducible.  */
   scev_initialize ();
 
-  if (number_of_loops (fun) <= 1)
-    return 0;
-
   return 0;
 }