Simplify code a bit.

[r24046]

diff --git a/format_check.c b/format_check.c
index d19ba2b..a399fb2 100644 (file)
--- a/format_check.c
+++ b/format_check.c
@@ -520,15 +520,15 @@ eval_fmt_mod_unsigned:
 
                format_flags_t wrong_flags = fmt_flags & ~allowed_flags;
                if (wrong_flags != 0) {
-                       char wrong[8];
-                       int idx = 0;
-                       if (wrong_flags & FMT_FLAG_HASH)  wrong[idx++] = '#';
-                       if (wrong_flags & FMT_FLAG_ZERO)  wrong[idx++] = '0';
-                       if (wrong_flags & FMT_FLAG_MINUS) wrong[idx++] = '-';
-                       if (wrong_flags & FMT_FLAG_SPACE) wrong[idx++] = ' ';
-                       if (wrong_flags & FMT_FLAG_PLUS)  wrong[idx++] = '+';
-                       if (wrong_flags & FMT_FLAG_TICK)  wrong[idx++] = '\'';
-                       wrong[idx] = '\0';
+                       char  wrong[8];
+                       char *p = wrong;
+                       if (wrong_flags & FMT_FLAG_HASH)  *p++ = '#';
+                       if (wrong_flags & FMT_FLAG_ZERO)  *p++ = '0';
+                       if (wrong_flags & FMT_FLAG_MINUS) *p++ = '-';
+                       if (wrong_flags & FMT_FLAG_SPACE) *p++ = ' ';
+                       if (wrong_flags & FMT_FLAG_PLUS)  *p++ = '+';
+                       if (wrong_flags & FMT_FLAG_TICK)  *p++ = '\'';
+                       *p = '\0';
 
                        warningf(pos, "invalid format flags \"%s\" in conversion specification %%%c at position %u", wrong, fmt, num_fmt);
                }