Fixed signedness compiler warning

diff --git a/ext/hash/hash_tiger.c b/ext/hash/hash_tiger.c
index 98284fe0723bd54a29f5b0e0576bb79ffe142d81..0ded846cf64f91732c063e76b57f30409b1195ec 100644 (file)
--- a/ext/hash/hash_tiger.c
+++ b/ext/hash/hash_tiger.c
@@ -120,7 +120,7 @@
 { \
        register php_hash_uint64 a, b, c, tmpa, x0, x1, x2, x3, x4, x5, x6, x7; \
        php_hash_uint64 aa, bb, cc; \
-       int pass_no; \
+       unsigned int pass_no; \
        \
        a = state[0]; \
        b = state[1]; \