[Bug fortran/66057] ICE for incomplete generic statement (gfc_match_generic)

[kargl at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66057

kargl at gcc dot gnu.org changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |NEW
   Last reconfirmed|                            |2015-05-07
                 CC|                            |kargl at gcc dot gnu.org
     Ever confirmed|0                           |1

--- Comment #1 from kargl at gcc dot gnu.org ---
Confirmed.

This patch

Index: decl.c
===================================================================
--- decl.c      (revision 222869)
+++ decl.c      (working copy)
@@ -8510,6 +8511,11 @@ gfc_match_generic (void)
                gfc_op2string (op));
       break;

+    case INTERFACE_NAMELESS:
+      gfc_error ("Malformed GENERIC statement at %C");
+      goto error;
+      break;
+
     default:
       gcc_unreachable ();
     }

generates

gfc6 -c -O qo.f90
qo.f90:5:16:

       generic :: !
                1
Error: Malformed GENERIC statement at (1)