re PR libmudflap/26442 (ICE on valid unreachable code (and no name) when compiling with -fmudflap)

	PR libmudflap/26442
	* tree-mudflap.c (mx_register_decls): Guard warning by
	!DECL_ARTIFICIAL check.

	* testsuite/libmudflap.c++/pass60-frag.cxx: New test.

From-SVN: r131249

gcc/ChangeLog

+2008-01-01  Volker Reichelt  <v.reichelt@netcologne.de>
+
+	PR libmudflap/26442
+	* tree-mudflap.c (mx_register_decls): Guard warning by
+	!DECL_ARTIFICIAL check.
+
 2008-01-01  Jakub Jelinek  <jakub@redhat.com>
 
 	* config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,

gcc/tree-mudflap.c

@@ -1045,8 +1045,11 @@ mx_register_decls (tree decl, tree *stmt_list)
 
           /* Add the __mf_register call at the current appending point.  */
           if (tsi_end_p (initially_stmts))
-	    warning (0, "mudflap cannot track %qs in stub function",
-		     IDENTIFIER_POINTER (DECL_NAME (decl)));
+	    {
+	      if (!DECL_ARTIFICIAL (decl))
+		warning (0, "mudflap cannot track %qs in stub function",
+			 IDENTIFIER_POINTER (DECL_NAME (decl)));
+	    }
 	  else
 	    {
 	      tsi_link_before (&initially_stmts, register_fncall,

libmudflap/ChangeLog

+2008-01-01  Volker Reichelt  <v.reichelt@netcologne.de>
+
+	PR libmudflap/26442
+	* testsuite/libmudflap.c++/pass60-frag.cxx: New test.
+
 2007-10-15  Maciej W. Rozycki  <macro@linux-mips.org>
 
 	* configure: Regenerate following changes to ../config/tls.m4.

libmudflap/testsuite/libmudflap.c++/pass60-frag.cxx

+// PR 26442
+
+struct A
+{
+  A();
+};
+
+int main()
+{
+  if (0)
+    A();
+  return 0;
+}