* dwarf2expr.c (execute_stack_op) <DW_OP_GNU_convert>: Treat type

	argument of 0 specially.

diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index b114428..1c5ef95 100644 (file)
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,8 @@
+2011-06-22  Tom Tromey  <tromey@redhat.com>
+
+       * dwarf2expr.c (execute_stack_op) <DW_OP_GNU_convert>: Treat type
+       argument of 0 specially.
+
 2011-06-22  Yao Qi  <yao@codesourcery.com>
 
        * infrun.c (handle_inferior_event): Remove write-only local variable

diff --git a/gdb/dwarf2expr.c b/gdb/dwarf2expr.c
index 23389b8..c5ea85d 100644 (file)
--- a/gdb/dwarf2expr.c
+++ b/gdb/dwarf2expr.c
@@ -1229,7 +1229,10 @@ execute_stack_op (struct dwarf_expr_context *ctx,
 
            op_ptr = read_uleb128 (op_ptr, op_end, &type_die);
 
-           type = dwarf_get_base_type (ctx, type_die, 0);
+           if (type_die == 0)
+             type = address_type;
+           else
+             type = dwarf_get_base_type (ctx, type_die, 0);
 
            result_val = dwarf_expr_fetch (ctx, 0);
            dwarf_expr_pop (ctx);