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-rw-r--r--gcc/input.h8
1 files changed, 4 insertions, 4 deletions
diff --git a/gcc/input.h b/gcc/input.h
index 3aee605f9b9..32d49b9ae8e 100644
--- a/gcc/input.h
+++ b/gcc/input.h
@@ -20,10 +20,10 @@ the Free Software Foundation, 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
/* Source file current line is coming from. */
-extern char *input_filename;
+extern const char *input_filename;
/* Top-level source file. */
-extern char *main_input_filename;
+extern const char *main_input_filename;
/* Line number in current source file. */
extern int lineno;
@@ -33,7 +33,7 @@ extern FILE *finput;
struct file_stack
{
- char *name;
+ const char *name;
struct file_stack *next;
int line;
int indent_level;
@@ -46,5 +46,5 @@ extern struct file_stack *input_file_stack;
/* Incremented on each change to input_file_stack. */
extern int input_file_stack_tick;
-extern void push_srcloc PARAMS ((char *name, int line));
+extern void push_srcloc PARAMS ((const char *name, int line));
extern void pop_srcloc PARAMS ((void));