diff options
Diffstat (limited to 'lib/libc/gen/vis.c')
| -rw-r--r-- | lib/libc/gen/vis.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/lib/libc/gen/vis.c b/lib/libc/gen/vis.c index 66954e7cd57e..e12226a593f6 100644 --- a/lib/libc/gen/vis.c +++ b/lib/libc/gen/vis.c @@ -51,8 +51,7 @@ vis(dst, c, flag, nextc) int c, nextc; register int flag; { - c = (unsigned char)c; - if (isgraph(c) || + if ((u_int)c <= UCHAR_MAX && isgraph(c) || ((flag & VIS_SP) == 0 && c == ' ') || ((flag & VIS_TAB) == 0 && c == '\t') || ((flag & VIS_NL) == 0 && c == '\n') || |