diff options
| -rw-r--r-- | libstdc++-v3/libsupc++/hash_bytes.cc | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/libstdc++-v3/libsupc++/hash_bytes.cc b/libstdc++-v3/libsupc++/hash_bytes.cc index ffdd04f..67e2dbb 100644 --- a/libstdc++-v3/libsupc++/hash_bytes.cc +++ b/libstdc++-v3/libsupc++/hash_bytes.cc @@ -90,17 +90,21 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION len -= 4; } + size_t k; // Handle the last few bytes of the input array. switch(len) { case 3: - hash ^= static_cast<unsigned char>(buf[2]) << 16; + k = static_cast<unsigned char>(buf[2]); + hash ^= k << 16; [[gnu::fallthrough]]; case 2: - hash ^= static_cast<unsigned char>(buf[1]) << 8; + k = static_cast<unsigned char>(buf[1]); + hash ^= k << 8; [[gnu::fallthrough]]; case 1: - hash ^= static_cast<unsigned char>(buf[0]); + k = static_cast<unsigned char>(buf[0]); + hash ^= k; hash *= m; }; |