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Diffstat (limited to 'intern/numaapi/source/numaapi_win32.c')
-rw-r--r-- | intern/numaapi/source/numaapi_win32.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/intern/numaapi/source/numaapi_win32.c b/intern/numaapi/source/numaapi_win32.c index 8f1137a7bea..bd370707656 100644 --- a/intern/numaapi/source/numaapi_win32.c +++ b/intern/numaapi/source/numaapi_win32.c @@ -165,6 +165,7 @@ NUMAAPI_Result numaAPI_Initialize(void) { static int countNumSetBits(ULONGLONG mask) { // TODO(sergey): There might be faster way calculating number of set bits. + // NOTE: mask must be unsigned, there is undefined behavior for signed ints. int num_bits = 0; while (mask != 0) { num_bits += (mask & 1); |