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| author | Stefan Becker <chemobejk@gmail.com> | 2018-04-07 13:42:35 (GMT) |
|---|---|---|
| committer | Stefan Becker <chemobejk@gmail.com> | 2018-04-11 05:45:54 (GMT) |
| commit | 08ef815c7b55f28417b1a965eeab3640558d5f5a (patch) | |
| tree | 6b71d8c69c973b6bbca9621c133623da79c7519b /src/build_log.cc | |
| parent | ca041d88f4d610332aa48c801342edfafb622ccb (diff) | |
| download | Ninja-08ef815c7b55f28417b1a965eeab3640558d5f5a.zip Ninja-08ef815c7b55f28417b1a965eeab3640558d5f5a.tar.gz Ninja-08ef815c7b55f28417b1a965eeab3640558d5f5a.tar.bz2 | |
Add NINJA_FALLTHROUGH macro
Borrow macro implementation from OpenSSL code.
Add the macro after each fallthrough switch case to indicate our
intention to the compiler. This silences GCC -Wimplicit-fallthrough
warnings, which is implied by GCC 7.x -Wextra.
Diffstat (limited to 'src/build_log.cc')
| -rw-r--r-- | src/build_log.cc | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/src/build_log.cc b/src/build_log.cc index c75be95..2a65f9d 100644 --- a/src/build_log.cc +++ b/src/build_log.cc @@ -76,11 +76,17 @@ uint64_t MurmurHash64A(const void* key, size_t len) { switch (len & 7) { case 7: h ^= uint64_t(data[6]) << 48; + NINJA_FALLTHROUGH; case 6: h ^= uint64_t(data[5]) << 40; + NINJA_FALLTHROUGH; case 5: h ^= uint64_t(data[4]) << 32; + NINJA_FALLTHROUGH; case 4: h ^= uint64_t(data[3]) << 24; + NINJA_FALLTHROUGH; case 3: h ^= uint64_t(data[2]) << 16; + NINJA_FALLTHROUGH; case 2: h ^= uint64_t(data[1]) << 8; + NINJA_FALLTHROUGH; case 1: h ^= uint64_t(data[0]); h *= m; }; |