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Diffstat (limited to 'deps/v8/src/globals.h')
-rw-r--r-- | deps/v8/src/globals.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/deps/v8/src/globals.h b/deps/v8/src/globals.h index 6c6966aee5..d0c78d6e22 100644 --- a/deps/v8/src/globals.h +++ b/deps/v8/src/globals.h @@ -255,6 +255,10 @@ const int kBinary32MinExponent = 0x01; const int kBinary32MantissaBits = 23; const int kBinary32ExponentShift = 23; +// Quiet NaNs have bits 51 to 62 set, possibly the sign bit, and no +// other bits set. +const uint64_t kQuietNaNMask = static_cast<uint64_t>(0xfff) << 51; + // ASCII/UC16 constants // Code-point values in Unicode 4.0 are 21 bits wide. typedef uint16_t uc16; |