if long is zero, do not add prefix when with oct

0ae78250 · Boxiang Sun · 057004c1 · 0ae78250
Commit 0ae78250 authored Jul 26, 2015 by Boxiang Sun
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Showing with 5 additions and 3 deletions

src/runtime/long.cpp src/runtime/long.cpp +5 -3

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--- a/src/runtime/long.cpp
+++ b/src/runtime/long.cpp
@@ -373,9 +373,11 @@ extern "C" PyAPI_FUNC(PyObject*) _PyLong_Format(PyObject* aa, int base, int addL

    if (base == 2)
        os << "0b";
-    else if (base == 8)
-        os << (newstyle ? "0o" : "0");
-    else if (base == 16)
+    else if (base == 8) {
+        if (!(mpz_sgn(v->n) == 0)) {
+            os << (newstyle ? "0o" : "0");
+        }
+    } else if (base == 16)
        os << "0x";

    if (is_negative)