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| author | Fangrui Song <maskray@google.com> | 2018-07-27 16:01:09 +0000 |
|---|---|---|
| committer | Fangrui Song <maskray@google.com> | 2018-07-27 16:01:09 +0000 |
| commit | 9c85d7acbe29050cc38cc796960532d654bcec23 (patch) | |
| tree | 0548ec63f7fb82fd1fe262b43ef10054c5c8b341 /llvm/lib/Support/xxhash.cpp | |
| parent | 6ff58ed5ca6f9e964592c11af5aae9e4f9b39ab5 (diff) | |
| download | bcm5719-llvm-9c85d7acbe29050cc38cc796960532d654bcec23.tar.gz bcm5719-llvm-9c85d7acbe29050cc38cc796960532d654bcec23.zip | |
[Support] Use unsigned char for xxHash 64-bit
Before, the last 3 bytes were char-signedness dependent.
llvm-svn: 338128
Diffstat (limited to 'llvm/lib/Support/xxhash.cpp')
| -rw-r--r-- | llvm/lib/Support/xxhash.cpp | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/llvm/lib/Support/xxhash.cpp b/llvm/lib/Support/xxhash.cpp index a7d990bf6a4..df643f9bd63 100644 --- a/llvm/lib/Support/xxhash.cpp +++ b/llvm/lib/Support/xxhash.cpp @@ -71,12 +71,12 @@ static uint64_t mergeRound(uint64_t Acc, uint64_t Val) { uint64_t llvm::xxHash64(StringRef Data) { size_t Len = Data.size(); uint64_t Seed = 0; - const char *P = Data.data(); - const char *const BEnd = P + Len; + const unsigned char *P = Data.bytes_begin(); + const unsigned char *const BEnd = Data.bytes_end(); uint64_t H64; if (Len >= 32) { - const char *const Limit = BEnd - 32; + const unsigned char *const Limit = BEnd - 32; uint64_t V1 = Seed + PRIME64_1 + PRIME64_2; uint64_t V2 = Seed + PRIME64_2; uint64_t V3 = Seed + 0; |
