GCC 4.2.0 release.

1 files changed, 55 insertions, 13 deletions

diff --git a/contrib/gcc/input.h b/contrib/gcc/input.h
index ff014f6d664f..2fea1a65c9b4 100644
--- a/contrib/gcc/input.h
+++ b/contrib/gcc/input.h
@@ -1,6 +1,6 @@
 /* Declarations for variables relating to reading the source file.
    Used by parsers, lexical analyzers, and error message routines.
-   Copyright (C) 1993, 1997, 1998, 2000, 2003 Free Software Foundation, Inc.
+   Copyright (C) 1993, 1997, 1998, 2000, 2003, 2004 Free Software Foundation, Inc.
 
 This file is part of GCC.
 
@@ -16,15 +16,40 @@ for more details.
 
 You should have received a copy of the GNU General Public License
 along with GCC; see the file COPYING.  If not, write to the Free
-Software Foundation, 59 Temple Place - Suite 330, Boston, MA
-02111-1307, USA.  */
+Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA
+02110-1301, USA.  */
 
 #ifndef GCC_INPUT_H
 #define GCC_INPUT_H
 
-/* The data structure used to record a location in a translation unit.  */
-/* Long-term, we want to get rid of this and typedef fileline location_t.  */
-struct location_s GTY (())
+#include "line-map.h"
+extern struct line_maps line_table;
+
+/* The location for declarations in "<built-in>" */
+#define BUILTINS_LOCATION ((source_location) 2)
+
+#ifdef USE_MAPPED_LOCATION
+
+typedef struct
+{
+  /* The name of the source file involved.  */
+  const char *file;
+
+  /* The line-location in the source file.  */
+  int line;
+
+  int column;
+} expanded_location;
+
+extern expanded_location expand_location (source_location);
+
+#define UNKNOWN_LOCATION ((source_location) 0)
+typedef source_location location_t; /* deprecated typedef */
+typedef source_location source_locus; /* to be removed */
+
+#else /* ! USE_MAPPED_LOCATION */
+
+struct location_s GTY(())
 {
   /* The name of the source file involved.  */
   const char *file;
@@ -32,7 +57,16 @@ struct location_s GTY (())
   /* The line-location in the source file.  */
   int line;
 };
+
+typedef struct location_s expanded_location;
 typedef struct location_s location_t;
+typedef location_t *source_locus;
+
+#define expand_location(FILELINE) (FILELINE)
+extern location_t unknown_location;
+#define UNKNOWN_LOCATION unknown_location
+
+#endif /* ! USE_MAPPED_LOCATION */
 
 struct file_stack
 {
@@ -44,20 +78,28 @@ struct file_stack
 extern const char *main_input_filename;
 
 extern location_t input_location;
-#define input_line (input_location.line)
-#define input_filename (input_location.file)
+#ifdef USE_MAPPED_LOCATION
+extern void push_srcloc (location_t);
+#else /* ! USE_MAPPED_LOCATION */
+extern void push_srcloc (const char *name, int line);
+#endif /* ! USE_MAPPED_LOCATION */
+extern void pop_srcloc (void);
+extern void restore_input_file_stack (int);
+
+#define LOCATION_FILE(LOC) ((expand_location (LOC)).file)
+#define LOCATION_LINE(LOC) ((expand_location (LOC)).line)
+
+#define input_line LOCATION_LINE(input_location)
+#define input_filename LOCATION_FILE(input_location)
 
 /* Stack of currently pending input files.
    The line member is not accurate for the innermost file on the stack.  */
 extern struct file_stack *input_file_stack;
 
-/* Stack of EXPR_WITH_FILE_LOCATION nested expressions.  */
-extern struct file_stack *expr_wfl_stack;
-
 /* Incremented on each change to input_file_stack.  */
 extern int input_file_stack_tick;
 
-extern void push_srcloc (const char *name, int line);
-extern void pop_srcloc (void);
+/* The number of bits available for input_file_stack_tick.  */
+#define INPUT_FILE_STACK_BITS	31
 
 #endif