Silence a warning about applying unary minus to an unsigned integer

with MSVC.

Silence a warning about applying unary minus to an unsigned integer
with MSVC.
565061a9 · Ian Henriksen · Stefan Behnel · 201feed2 · 565061a9
Commit 565061a9 authored Mar 03, 2016 by Ian Henriksen Committed by Stefan Behnel Mar 24, 2016
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Cython/Utility/TypeConversion.c Cython/Utility/TypeConversion.c +1 -1

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--- a/Cython/Utility/TypeConversion.c
+++ b/Cython/Utility/TypeConversion.c
@@ -667,7 +667,7 @@ static CYTHON_INLINE {{TYPE}} {{FROM_PY_FUNCTION}}(PyObject *x) {
            const digit* digits = ((PyLongObject*)x)->ob_digit;
            switch (Py_SIZE(x)) {
                case  0: return ({{TYPE}}) 0;
-                case -1: __PYX_VERIFY_RETURN_INT({{TYPE}}, sdigit, (sdigit) -digits[0])
+                case -1: __PYX_VERIFY_RETURN_INT({{TYPE}}, sdigit, (sdigit) (-(sdigit)digits[0]))
                case  1: __PYX_VERIFY_RETURN_INT({{TYPE}},  digit, +digits[0])
                {{for _size in (2, 3, 4)}}
                {{for _case in (-_size, _size)}}