X-Git-Url: https://git.libre-soc.org/?a=blobdiff_plain;f=libiberty%2Fcp-demangle.h;h=197883e25602f4d8d506de50c6b5d6f800babc97;hb=6eda96bcf3a53843feb5d6d4441f0d9da7bc8a75;hp=2517a57e69b74d0ad2c7d6a559cafaba514209a8;hpb=01f0fe5e0450edf168c1f612feb93cf588e4e7ea;p=binutils-gdb.git

diff --git a/libiberty/cp-demangle.h b/libiberty/cp-demangle.h
index 2517a57e69b..197883e2560 100644
--- a/libiberty/cp-demangle.h
+++ b/libiberty/cp-demangle.h
@@ -1,5 +1,6 @@
 /* Internal demangler interface for g++ V3 ABI.
-   Copyright (C) 2003, 2004 Free Software Foundation, Inc.
+   Copyright (C) 2003, 2004, 2005, 2006, 2007, 2010
+   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.
@@ -121,14 +122,50 @@ struct d_info
      mangled name to the demangled name, such as standard
      substitutions and builtin types.  */
   int expansion;
+  /* Non-zero if we are parsing an expression.  */
+  int is_expression;
+  /* Non-zero if we are parsing the type operand of a conversion
+     operator, but not when in an expression.  */
+  int is_conversion;
 };
 
+/* 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++))
+#ifndef CHECK_DEMANGLER
+#  define d_peek_next_char(di) ((di)->n[1])
+#  define d_advance(di, i) ((di)->n += (i))
+#endif
+#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)
 
+#ifdef CHECK_DEMANGLER
+static inline char
+d_peek_next_char (const struct d_info *di)
+{
+  if (!di->n[0])
+    abort ();
+  return di->n[1];
+}
+
+static inline void
+d_advance (struct d_info *di, int i)
+{
+  if (i < 0)
+    abort ();
+  while (i--)
+    {
+      if (!di->n[0])
+	abort ();
+      di->n++;
+    }
+}
+#endif
+
 /* Functions and arrays in cp-demangle.c which are referenced by
    functions in cp-demint.c.  */
 #ifdef IN_GLIBCPP_V3
@@ -137,10 +174,11 @@ 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 (33)
 
 CP_STATIC_IF_GLIBCPP_V3
 const struct demangle_builtin_type_info