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path: root/libgo/go/math/j0.go
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Diffstat (limited to 'libgo/go/math/j0.go')
-rw-r--r--libgo/go/math/j0.go12
1 files changed, 4 insertions, 8 deletions
diff --git a/libgo/go/math/j0.go b/libgo/go/math/j0.go
index 5aaf4ab9cf4..c20a9b22a89 100644
--- a/libgo/go/math/j0.go
+++ b/libgo/go/math/j0.go
@@ -89,13 +89,11 @@ func J0(x float64) float64 {
S03 = 5.13546550207318111446e-07 // 0x3EA13B54CE84D5A9
S04 = 1.16614003333790000205e-09 // 0x3E1408BCF4745D8F
)
- // TODO(rsc): Remove manual inlining of IsNaN, IsInf
- // when compiler does it for us
// special cases
switch {
- case x != x: // IsNaN(x)
+ case IsNaN(x):
return x
- case x < -MaxFloat64 || x > MaxFloat64: // IsInf(x, 0):
+ case IsInf(x, 0):
return 0
case x == 0:
return 1
@@ -171,13 +169,11 @@ func Y0(x float64) float64 {
V03 = 2.59150851840457805467e-07 // 0x3E91642D7FF202FD
V04 = 4.41110311332675467403e-10 // 0x3DFE50183BD6D9EF
)
- // TODO(rsc): Remove manual inlining of IsNaN, IsInf
- // when compiler does it for us
// special cases
switch {
- case x < 0 || x != x: // x < 0 || IsNaN(x):
+ case x < 0 || IsNaN(x):
return NaN()
- case x > MaxFloat64: // IsInf(x, 1):
+ case IsInf(x, 1):
return 0
case x == 0:
return Inf(-1)