Support mythical ones' complement machines.

6369f77d · Stefan Krah · 140893cb · 6369f77d
Commit 6369f77d authored Apr 18, 2012 by Stefan Krah
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Modules/_decimal/libmpdec/mpdecimal.c Modules/_decimal/libmpdec/mpdecimal.c +1 -1

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--- a/Modules/_decimal/libmpdec/mpdecimal.c
+++ b/Modules/_decimal/libmpdec/mpdecimal.c
@@ -1340,7 +1340,7 @@ mpd_qget_ssize(const mpd_t *a, uint32_t *status)
    if (u <= MPD_SSIZE_MAX) {
        return isneg ? -((mpd_ssize_t)u) : (mpd_ssize_t)u;
    }
-    else if (isneg && u-1 == MPD_SSIZE_MAX) {
+    else if (isneg && u+(MPD_SSIZE_MIN+MPD_SSIZE_MAX) == MPD_SSIZE_MAX) {
        return MPD_SSIZE_MIN;
    }