From 95787705db5e014d9ba13ee428bb4d5a2b1f55ee Mon Sep 17 00:00:00 2001 From: Ian Lance Taylor Date: Tue, 14 Feb 2012 18:02:09 +0000 Subject: [PATCH] re PR go/48501 (64bit-out.go, select5-out.go, tmp.go compilation times out) PR go/48501 runtime: Fix identity hash function for big-endian systems. From-SVN: r184218 --- libgo/runtime/go-type-identity.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/libgo/runtime/go-type-identity.c b/libgo/runtime/go-type-identity.c index a0168e2..142edf4 100644 --- a/libgo/runtime/go-type-identity.c +++ b/libgo/runtime/go-type-identity.c @@ -32,7 +32,10 @@ __go_type_hash_identity (const void *key, uintptr_t key_size) } u; u.v = 0; __builtin_memcpy (&u.a, key, key_size); - return (uintptr_t) u.v; + if (sizeof (uintptr_t) >= 8) + return (uintptr_t) u.v; + else + return (uintptr_t) ((u.v >> 32) ^ (u.v & 0xffffffff)); } ret = 5381; -- 2.7.4