PR middle-end/46844

	* regrename.c (check_new_reg_p): Add ATTRIBUTE_UNUSED to reg
	parameter.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@167596 138bc75d-0d04-0410-961f-82ee72b054a4

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 7f039b1..3f99dc6 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2010-12-08  Jakub Jelinek  <jakub@redhat.com>
+
+       PR middle-end/46844
+       * regrename.c (check_new_reg_p): Add ATTRIBUTE_UNUSED to reg
+       parameter.
+
 2010-12-08  Richard Earnshaw  <rearnsha@arm.com>
 
        PR target/46631

diff --git a/gcc/regrename.c b/gcc/regrename.c
index 48013f3..d4787b2 100644 (file)
--- a/gcc/regrename.c
+++ b/gcc/regrename.c
@@ -309,8 +309,8 @@ sort_du_head (struct du_head **head)
    registers.  */
 
 static bool
-check_new_reg_p (int reg, int new_reg,  struct du_head *this_head,
-                HARD_REG_SET this_unavailable)
+check_new_reg_p (int reg ATTRIBUTE_UNUSED, int new_reg,
+                struct du_head *this_head, HARD_REG_SET this_unavailable)
 {
   enum machine_mode mode = GET_MODE (*this_head->first->loc);
   int nregs = hard_regno_nregs[new_reg][mode];