PR gdb/18002: Fix reinsert of a permanent breakpoints

[deliverable/binutils-gdb.git] / gdb / macroexp.c

diff --git a/gdb/macroexp.c b/gdb/macroexp.c
index d88dac366a7832a59478937d5ca83fa0842e2913..60290174ca180fe04d6ebbe2e0867fcd8b8dc94f 100644 (file)
--- a/gdb/macroexp.c
+++ b/gdb/macroexp.c
@@ -1,5 +1,5 @@
 /* C preprocessor macro expansion for GDB.
-   Copyright (C) 2002-2013 Free Software Foundation, Inc.
+   Copyright (C) 2002-2015 Free Software Foundation, Inc.
    Contributed by Red Hat, Inc.
 
    This file is part of GDB.
@@ -22,7 +22,6 @@
 #include "bcache.h"
 #include "macrotab.h"
 #include "macroexp.h"
-#include "gdb_assert.h"
 #include "c-lang.h"
 
 
@@ -360,8 +359,11 @@ get_character_constant (struct macro_buffer *tok, char *p, char *end)
             }
           else if (*p == '\\')
             {
-              p++;
-             char_count += c_parse_escape (&p, NULL);
+             const char *s, *o;
+
+             s = o = ++p;
+             char_count += c_parse_escape (&s, NULL);
+             p += s - o;
             }
           else
            {
@@ -414,8 +416,11 @@ get_string_literal (struct macro_buffer *tok, char *p, char *end)
                    "constants."));
           else if (*p == '\\')
             {
-              p++;
-              c_parse_escape (&p, NULL);
+             const char *s, *o;
+
+             s = o = ++p;
+             c_parse_escape (&s, NULL);
+             p += s - o;
             }
           else
             p++;
@@ -1434,7 +1439,7 @@ macro_expand_once (const char *source,
 
 
 char *
-macro_expand_next (char **lexptr,
+macro_expand_next (const char **lexptr,
                    macro_lookup_ftype *lookup_func,
                    void *lookup_baton)
 {
@@ -1442,7 +1447,7 @@ macro_expand_next (char **lexptr,
   struct cleanup *back_to;
 
   /* Set up SRC to refer to the input text, pointed to by *lexptr.  */
-  init_shared_buffer (&src, *lexptr, strlen (*lexptr));
+  init_shared_buffer (&src, (char *) *lexptr, strlen (*lexptr));
 
   /* Set up DEST to receive the expansion, if there is one.  */
   init_buffer (&dest, 0);