added doxygen comments

[libfirm] / ir / ir / irprintf.c

diff --git a/ir/ir/irprintf.c b/ir/ir/irprintf.c
index 06dcd09..f744eee 100644 (file)
--- a/ir/ir/irprintf.c
+++ b/ir/ir/irprintf.c
@@ -24,6 +24,9 @@
 #ifdef HAVE_STRING_H
 #include <string.h>
 #endif
+#ifdef HAVE_INTTYPES_H
+#include <inttypes.h>
+#endif
 
 #include <stdlib.h>
 #include <stdio.h>
@@ -43,6 +46,7 @@
 #include "iterator.h"
 #include "bitset.h"
 
+#define STRNIL "(nil)"
 
 /**
  * Init the string.
@@ -225,8 +229,8 @@ static void dump_with_settings(const appender_t *app, void *object, size_t limit
        if(settings->width >= 0) {
                int i;
                size_t n = strlen(str);
-               int lim = MIN(settings->width, limit);
-               int to_print = MIN(lim, n);
+               int lim = MIN(settings->width, (int)limit);
+               int to_print = MIN(lim, (int)n);
                int to_pad = to_print - lim;
 
                if(!settings->left_just)
@@ -398,7 +402,7 @@ static void ir_common_vprintf(const appender_t *app, void *object,
 
                                                        case len_long_long:
                                                                {
-                                                                       long long arg = va_arg(args, long long);
+                                                                       int64_t arg = va_arg(args, int64_t);
                                                                        snprintf(buf, sizeof(buf), fmt_str, arg);
                                                                }
                                                                break;
@@ -429,8 +433,11 @@ static void ir_common_vprintf(const appender_t *app, void *object,
                                case 'n':
                                        {
                                                ir_node *irn = va_arg(args, ir_node *);
-                                               snprintf(buf, sizeof(buf), "%s%s:%ld",
-                                                               get_irn_opname(irn), get_mode_name(get_irn_mode(irn)), get_irn_node_nr(irn));
+                                               if(irn)
+                                                       snprintf(buf, sizeof(buf), "%s%s:%ld",
+                                                                       get_irn_opname(irn), get_mode_name(get_irn_mode(irn)), get_irn_node_nr(irn));
+                                               else
+                                                       strncpy(buf, STRNIL, sizeof(buf));
                                        }
                                        break;