From 51cdc99310171d6c53d2d00103a0ce34374d0b9b Mon Sep 17 00:00:00 2001
From: Doug Evans <xdje42@gmail.com>
Date: Sat, 15 Aug 2015 16:25:53 -0700
Subject: Use macros for some enum bit field sizes.

gdb/ChangeLog:

	* defs.h (LANGUAGE_BITS): Define.
	* psympriv.h (partial_symbol) <domain>: Use SYMBOL_DOMAIN_BITS.
	(partial_symbol) <aclass>: Use SYMBOL_ACLASS_BITS.
	* symtab.h (general_symbol_info> <language>: Usage LANGUAGE_BITS.
	(minimal_symbol_type): Add nr_minsym_types.
	(MINSYM_TYPE_BITS): Define.
	(minimal_symbol) <type>: Use MINSYM_TYPE_BITS.
	(domain_enum_tag): Add NR_DOMAINS.
	(SYMBOL_DOMAIN_BITS): Change from 4 to 3.
	(SYMBOL_ACLASS_BITS): Define from 6 to 5.
---
 gdb/defs.h | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'gdb/defs.h')

diff --git a/gdb/defs.h b/gdb/defs.h
index a555da1..f4951ab 100644
--- a/gdb/defs.h
+++ b/gdb/defs.h
@@ -186,6 +186,11 @@ enum language
     nr_languages
   };
 
+/* The number of bits needed to represent all languages, with enough
+   padding to allow for reasonable growth.  */
+#define LANGUAGE_BITS 5
+gdb_static_assert (nr_languages <= (1 << LANGUAGE_BITS));
+
 enum precision_type
   {
     single_precision,
-- 
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