From cb82636715e384dc5e75f3c1a4fd436626ba8dcd Mon Sep 17 00:00:00 2001
From: Tom Tromey <tromey@redhat.com>
Date: Fri, 21 May 2010 21:01:46 +0000
Subject: gdb 	* dwarf2loc.c (read_pieced_value): Exit loop when result is
 full. 	<DWARF_VALUE_OPTIMIZED_OUT>: New case. 	* dwarf2expr.h (enum
 dwarf_value_location) 	<DWARF_VALUE_OPTIMIZED_OUT>: New constant. 	*
 dwarf2expr.c (dwarf_expr_stack_empty_p): New function. 	(add_piece):
 Handle empty piece. 	(execute_stack_op) <DW_OP_piece>: Handle 
 DWARF_VALUE_OPTIMIZED_OUT. gdb/testsuite 	* gdb.dwarf2/pieces.exp
 (pieces_test_f6): New proc. 	Call it. 	* gdb.dwarf2/pieces.c (struct
 C): New. 	(f6): New function. 	* gdb.dwarf2/pieces.S: Replace.

---
 gdb/dwarf2expr.h | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

(limited to 'gdb/dwarf2expr.h')

diff --git a/gdb/dwarf2expr.h b/gdb/dwarf2expr.h
index 437ca39..f24f193 100644
--- a/gdb/dwarf2expr.h
+++ b/gdb/dwarf2expr.h
@@ -38,7 +38,10 @@ enum dwarf_value_location
   DWARF_VALUE_STACK,
 
   /* The piece is a literal.  */
-  DWARF_VALUE_LITERAL
+  DWARF_VALUE_LITERAL,
+
+  /* The piece was optimized out.  */
+  DWARF_VALUE_OPTIMIZED_OUT
 };
 
 /* The dwarf expression stack.  */
-- 
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