integrate.c (copy_insn_list): Remove REG_LABEL notes.

	* integrate.c (copy_insn_list): Remove REG_LABEL notes.

	* gcc.dg/20000707-1.c: New test.

From-SVN: r34907

gcc/ChangeLog

 2000-07-07  Jakub Jelinek  <jakub@redhat.com>
 
+	* integrate.c (copy_insn_list): Remove REG_LABEL notes.
+
+2000-07-07  Jakub Jelinek  <jakub@redhat.com>
+
 	* sibcall.c (uses_addressof): Add INMEM argument, check for
 	current_function_internal_arg_pointer outside of MEM rtxs in addition
 	to ADDRESSOFs.

gcc/integrate.c

@@ -1581,13 +1581,21 @@ copy_insn_list (insns, map, static_chain_value)
 	&& map->insn_map[INSN_UID (insn)]
 	&& REG_NOTES (insn))
       {
-	rtx tem = copy_rtx_and_substitute (REG_NOTES (insn), map, 0);
+	rtx next, note = copy_rtx_and_substitute (REG_NOTES (insn), map, 0);
 
 	/* We must also do subst_constants, in case one of our parameters
 	   has const type and constant value.  */
-	subst_constants (&tem, NULL_RTX, map, 0);
+	subst_constants (&note, NULL_RTX, map, 0);
 	apply_change_group ();
-	REG_NOTES (map->insn_map[INSN_UID (insn)]) = tem;
+	REG_NOTES (map->insn_map[INSN_UID (insn)]) = note;
+
+	/* Finally, delete any REG_LABEL notes from the chain.  */	          
+	for (; note; note = next)
+	  {
+	    next = XEXP (note, 1);
+	    if (REG_NOTE_KIND (note) == REG_LABEL)
+	      remove_note (map->insn_map[INSN_UID (insn)], note);
+	  }
       }
 
   if (local_return_label)

gcc/testsuite/ChangeLog

 2000-07-07  Jakub Jelinek  <jakub@redhat.com>
 
+	* gcc.dg/20000707-1.c: New test.
+
+2000-07-07  Jakub Jelinek  <jakub@redhat.com>
+
 	* gcc.c-torture/execute/20000706-1.c: New test.
 	* gcc.c-torture/execute/20000706-2.c: New test.
 	* gcc.c-torture/execute/20000706-3.c: New test.

gcc/testsuite/gcc.dg/20000707-1.c

+/* { dg-do compile } */
+/* { dg-options "-O2 -Wall" } */
+
+extern void foo(void *here);
+extern inline void bar(void)
+{
+  __label__ here;
+  foo(&&here);
+here:
+  ;
+}
+
+void baz(void)
+{
+  bar();
+}