bpo-31849: Fix warning in pyhash.c (GH-6799)

8 years ago · a8eb58546b
2 changed files with 3 additions and 2 deletions
--- a/Builtins/2018-05-14-11-00-00.bpo-31849.EmHaH4.rst
+++ b/Builtins/2018-05-14-11-00-00.bpo-31849.EmHaH4.rst
@ -0,0 +1 @@
+Fix signed/unsigned comparison warning in pyhash.c.
--- a/Python/pyhash.c
+++ b/Python/pyhash.c
@ -272,8 +272,8 @@ fnv(const void *src, Py_ssize_t len)
        x = (_PyHASH_MULTIPLIER * x) ^ (Py_uhash_t) *p++;
    x ^= (Py_uhash_t) len;
    x ^= (Py_uhash_t) _Py_HashSecret.fnv.suffix;
-    if (x == -1) {
-        x = -2;
+    if (x == (Py_uhash_t) -1) {
+        x = (Py_uhash_t) -2;
    }
    return x;
 }