diff options
Diffstat (limited to 'src')
-rw-r--r-- | src/reflect/scala/reflect/internal/Constants.scala | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/src/reflect/scala/reflect/internal/Constants.scala b/src/reflect/scala/reflect/internal/Constants.scala index e5a543da46..4d512e3864 100644 --- a/src/reflect/scala/reflect/internal/Constants.scala +++ b/src/reflect/scala/reflect/internal/Constants.scala @@ -83,8 +83,16 @@ trait Constants extends api.Constants { */ override def equals(other: Any): Boolean = other match { case that: Constant => - this.tag == that.tag && - (this.value == that.value || this.isNaN && that.isNaN) + // Consider two NaNs to be identical, despite non-equality + // Consider -0d to be distinct from 0d, despite equality + import java.lang.Double.doubleToRawLongBits + import java.lang.Float.floatToRawIntBits + + this.tag == that.tag && ((value, that.value) match { + case (f1: Float, f2: Float) => floatToRawIntBits(f1) == floatToRawIntBits(f2) + case (d1: Double, d2: Double) => doubleToRawLongBits(d1) == doubleToRawLongBits(d2) + case (v1, v2) => v1 == v2 + }) case _ => false } |