[Bug fortran/99139] ICE: gfc_get_default_type(): Bad symbol '__tmp_UNKNOWN_0_rank_1'

["kargl at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99139

kargl at gcc dot gnu.org changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |kargl at gcc dot gnu.org
   Last reconfirmed|                            |2021-02-17
     Ever confirmed|0                           |1
             Status|UNCONFIRMED                 |NEW
           Priority|P3                          |P4

--- Comment #2 from kargl at gcc dot gnu.org ---
Fixes problem with original code.  Not regression tested.

diff --git a/gcc/fortran/match.c b/gcc/fortran/match.c
index 2df6191d7e6..eb51b9905da 100644
--- a/gcc/fortran/match.c
+++ b/gcc/fortran/match.c
@@ -6634,6 +6639,18 @@ gfc_match_select_rank (void)

   gfc_current_ns = gfc_build_block_ns (ns);
   m = gfc_match (" %n => %e", name, &expr2);
+
+  /* If expr2 corresponds to an implicitly typed variable, then the actual
+     type of the variable may not have been resolved.  Set it here.  */
+  if (!gfc_current_ns->seen_implicit_none
+      && expr2->expr_type == EXPR_VARIABLE
+      && expr2->ts.type == BT_UNKNOWN
+      && expr2->symtree && expr2->symtree->n.sym)
+    {
+      gfc_set_default_type (expr2->symtree->n.sym, 0, gfc_current_ns);
+      expr2->ts.type = expr2->symtree->n.sym->ts.type;
+    }
+    
   if (m == MATCH_YES)
     {
       expr1 = gfc_get_expr ();