1 files changed, 13 insertions, 0 deletions
diff --git a/gdb/f-lang.h b/gdb/f-lang.h
index 6145cb5..ddc0e89 100644
--- a/gdb/f-lang.h
+++ b/gdb/f-lang.h
@@ -36,6 +36,19 @@ extern int f_val_print (struct type *, const gdb_byte *, int, CORE_ADDR,
 
 /* Language-specific data structures */
 
+/* In F90 subrange expression, either bound could be empty, indicating that
+   its value is by default that of the corresponding bound of the array or
+   string.  So we have four sorts of subrange in F90.  This enumeration type
+   is to identify this.  */
+   
+enum f90_range_type
+  {
+    BOTH_BOUND_DEFAULT,		/* "(:)"  */
+    LOW_BOUND_DEFAULT,		/* "(:high)"  */
+    HIGH_BOUND_DEFAULT,		/* "(low:)"  */
+    NONE_BOUND_DEFAULT		/* "(low:high)"  */
+  };
+
 struct common_entry
   {
     struct symbol *symbol;	/* The symbol node corresponding