From: Richard Henderson <rth@redhat.com>
Date: Mon, 7 Oct 2002 03:01:39 +0000 (-0700)
Subject: re PR rtl-optimization/2960 (Duplicate loop conditions even with -Os)
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=ff025ab9ad1419208845b3287548f8e52f66f7c1;p=gcc.git

re PR rtl-optimization/2960 (Duplicate loop conditions even with -Os)

        PR optimization/2960
        * toplev.c (rest_of_compilation): Don't copy_loop_headers if
        optimize_size.

From-SVN: r57870
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 0f66fd0cfb3..e5d76f5b7e2 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2002-10-06  Richard Henderson  <rth@redhat.com>
+
+	PR optimization/2960
+	* toplev.c (rest_of_compilation): Don't copy_loop_headers if
+	optimize_size.
+
 2002-10-06  Alexandre Oliva  <aoliva@redhat.com>
 
 	* config/mips/mips.h (SIZE_TYPE, PTRDIFF_TYPE): Override
diff --git a/gcc/toplev.c b/gcc/toplev.c
index 261442714fe..1ef00cdfba1 100644
--- a/gcc/toplev.c
+++ b/gcc/toplev.c
@@ -2676,7 +2676,8 @@ rest_of_compilation (decl)
 
   /* CFG is no longer maintained up-to-date.  */
   free_bb_for_insn ();
-  copy_loop_headers (insns);
+  if (!optimize_size)
+    copy_loop_headers (insns);
   purge_line_number_notes (insns);
   find_basic_blocks (insns, max_reg_num (), rtl_dump_file);