Index: gcc/fortran/expr.c
===================================================================
--- gcc/fortran/expr.c	(revision 197922)
+++ gcc/fortran/expr.c	(working copy)
@@ -1916,7 +1916,6 @@ gfc_simplify_expr (gfc_expr *p, int type)
 
     case EXPR_COMPCALL:
     case EXPR_PPC:
-      gcc_unreachable ();
       break;
     }