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-rw-r--r--iconvdata/sjis.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/iconvdata/sjis.c b/iconvdata/sjis.c
index 29d558f..60d1e28 100644
--- a/iconvdata/sjis.c
+++ b/iconvdata/sjis.c
@@ -4388,7 +4388,8 @@ static const char from_ucs4_extra[0x100][2] =
\
ch2 = inptr[1]; \
idx = ch * 256 + ch2; \
- if (__builtin_expect (idx, 0x8140) < 0x8140 \
+ if (__builtin_expect (ch < 0x81, 0) \
+ || __builtin_expect (ch2 < 0x40, 0) \
|| (__builtin_expect (idx, 0x8140) > 0x84be && idx < 0x889f) \
|| (__builtin_expect (idx, 0x8140) > 0x88fc && idx < 0x8940) \
|| (__builtin_expect (idx, 0x8140) > 0x9ffc && idx < 0xe040) \