[Bug fortran/104313] [9/10/11/12 Regression] ICE verify_gimple failed with -ff2c since r10-2279-ge0af8f52b10385d8

[kargl at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104313

--- Comment #2 from kargl at gcc dot gnu.org ---
diff --git a/gcc/fortran/trans-decl.cc b/gcc/fortran/trans-decl.cc
index 6493cc2f6b1..908a4c6d42e 100644
--- a/gcc/fortran/trans-decl.cc
+++ b/gcc/fortran/trans-decl.cc
@@ -6474,7 +6474,7 @@ gfc_generate_return (void)
             NULL_TREE, and a 'return' is generated without a variable.
             The following generates a 'return __result_XXX' where XXX is
             the function name.  */
-         if (sym == sym->result && sym->attr.function)
+         if (sym == sym->result && sym->attr.function && !flag_f2c)
            {
              result = gfc_get_fake_result_decl (sym, 0);
              result = fold_build2_loc (input_location, MODIFY_EXPR,