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implicit type conversion caused unexpected result. fixes #8.

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This commit is contained in:
Tomoyuki Sahara
2015-08-06 15:38:35 +09:00
parent b913e7eefd
commit d34db58797
1 changed files with 8 additions and 2 deletions
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src/pack.c
+8 -2
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@@ -211,9 +211,15 @@ unpack_l(mrb_state *mrb, const unsigned char *src, int srclen, mrb_value ary, un
n = sl;
} else {
if (flags & PACK_FLAG_LITTLEENDIAN) {
ul = src[3] * 256*256*256 + (src[2] *256*256) + (src[1] * 256) + src[0];
ul = (unsigned long)src[3] * 256*256*256;
ul += (unsigned long)src[2] *256*256;
ul += (unsigned long)src[1] *256;
ul += (unsigned long)src[0];
} else {
ul = src[0] * 256*256*256 + (src[1] *256*256) + (src[2] * 256) + src[3];
ul = (unsigned long)src[0] * 256*256*256;
ul += (unsigned long)src[1] *256*256;
ul += (unsigned long)src[2] *256;
ul += (unsigned long)src[3];
}
if (!POSFIXABLE(ul)) {
snprintf(msg, sizeof(msg), "cannot unpack to Fixnum: %lu", ul);