c-common.c, [...]: Fix comment typos.

	* c-common.c, cfghooks.c, rtlanal.c, varasm.c: Fix comment
	typos.

From-SVN: r77995

gcc/ChangeLog

+2004-02-17  Kazu Hirata  <kazu@cs.umass.edu>
+
+	* c-common.c, cfghooks.c, rtlanal.c, varasm.c: Fix comment
+	typos.
+
 2004-02-17  Jan Hubicka  <jh@suse.cz>
 
 	* i386.c (x86_prologue_using_move, x86_epilogue_using_move): Disable for P4.

gcc/c-common.c

@@ -5697,7 +5697,7 @@ c_estimate_num_insns_1 (tree *tp, int *walk_subtrees, void *data)
 	*count += 10;
 	break;
       }
-    /* Few special cases of expensive operations.  This is usefull
+    /* Few special cases of expensive operations.  This is useful
        to avoid inlining on functions having too many of these.  */
     case TRUNC_DIV_EXPR:
     case CEIL_DIV_EXPR:

gcc/cfghooks.c

@@ -320,7 +320,7 @@ split_block_after_labels (basic_block bb)
   return split_block (bb, NULL);
 }
 
-/* Moves block BB immediatelly after block AFTER.  Returns false if the
+/* Moves block BB immediately after block AFTER.  Returns false if the
    movement was impossible.  */
 
 bool

gcc/rtlanal.c

@@ -3731,7 +3731,7 @@ hoist_insn_to_edge (rtx insn, edge e, rtx val, rtx new)
     abort ();
 
   /* Do not use emit_insn_on_edge as we want to preserve notes and similar
-     stuff.  We also emit CALL_INSNS and firends.  */
+     stuff.  We also emit CALL_INSNS and friends.  */
   if (e->insns == NULL_RTX)
     {
       start_sequence ();

gcc/varasm.c

@@ -1002,7 +1002,7 @@ notice_global_symbol (tree decl)
       || GET_CODE (DECL_RTL (decl)) != MEM)
     return;
 
-  /* We win when global object is found, but it is usefull to know about weak
+  /* We win when global object is found, but it is useful to know about weak
      symbol as well so we can produce nicer unique names.  */
   if (DECL_WEAK (decl) || DECL_ONE_ONLY (decl))
     type = &weak_global_object_name;