diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 8b17fafd094..cadd0270e71 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -8,6 +8,8 @@
 	hook_get_alias_set_0.
 	* langhooks.c (hook_get_alias_set_0): Remove.
 
+	* global.c (EXECUTE_IF_CONFLICT): Remove.
+
 2007-05-28  Andrew Pinski  <andrew_pinski@playstation.sony.com>
 
 	PR tree-opt/32100
diff --git a/gcc/global.c b/gcc/global.c
index a3da8a28d60..0495b4b88f1 100644
--- a/gcc/global.c
+++ b/gcc/global.c
@@ -204,16 +204,6 @@ do {									\
     }									\
 } while (0)
 
-/* This doesn't work for non-GNU C due to the way CODE is macro expanded.  */
-#if 0
-/* For any allocno that conflicts with IN_ALLOCNO, set OUT_ALLOCNO to
-   the conflicting allocno, and execute CODE.  This macro assumes that
-   mirror_conflicts has been run.  */
-#define EXECUTE_IF_CONFLICT(IN_ALLOCNO, OUT_ALLOCNO, CODE)\
-  EXECUTE_IF_SET_IN_ALLOCNO_SET (conflicts + (IN_ALLOCNO) * allocno_row_words,\
-				 OUT_ALLOCNO, (CODE))
-#endif
-
 /* Set of hard regs currently live (during scan of all insns).  */
 
 static HARD_REG_SET hard_regs_live;