merge from gcc

[pf3gnuchains/sourceware.git] / libiberty / cp-demangle.h

diff --git a/libiberty/cp-demangle.h b/libiberty/cp-demangle.h
index 2517a57..aad3743 100644 (file)
--- a/libiberty/cp-demangle.h
+++ b/libiberty/cp-demangle.h
@@ -1,5 +1,5 @@
 /* Internal demangler interface for g++ V3 ABI.
-   Copyright (C) 2003, 2004 Free Software Foundation, Inc.
+   Copyright (C) 2003, 2004, 2005, 2006, 2007 Free Software Foundation, Inc.
    Written by Ian Lance Taylor <ian@wasabisystems.com>.
 
    This file is part of the libiberty library, which is part of GCC.
@@ -123,10 +123,16 @@ struct d_info
   int expansion;
 };
 
+/* To avoid running past the ending '\0', don't:
+   - call d_peek_next_char if d_peek_char returned '\0'
+   - call d_advance with an 'i' that is too large
+   - call d_check_char(di, '\0')
+   Everything else is safe.  */
 #define d_peek_char(di) (*((di)->n))
 #define d_peek_next_char(di) ((di)->n[1])
 #define d_advance(di, i) ((di)->n += (i))
-#define d_next_char(di) (*((di)->n++))
+#define d_check_char(di, c) (d_peek_char(di) == c ? ((di)->n++, 1) : 0)
+#define d_next_char(di) (d_peek_char(di) == '\0' ? '\0' : *((di)->n++))
 #define d_str(di) ((di)->n)
 
 /* Functions and arrays in cp-demangle.c which are referenced by
@@ -137,10 +143,11 @@ struct d_info
 #define CP_STATIC_IF_GLIBCPP_V3 extern
 #endif
 
-CP_STATIC_IF_GLIBCPP_V3
-const struct demangle_operator_info cplus_demangle_operators[];
+#ifndef IN_GLIBCPP_V3
+extern const struct demangle_operator_info cplus_demangle_operators[];
+#endif
 
-#define D_BUILTIN_TYPE_COUNT (26)
+#define D_BUILTIN_TYPE_COUNT (32)
 
 CP_STATIC_IF_GLIBCPP_V3
 const struct demangle_builtin_type_info