Fixed random "internal compiler error"

Chman · Chman · commit a184bf0a2a92 · 2018-02-01T13:31:03.000+01:00
diff --git a/PostProcessing/Shaders/StdLib.hlsl b/PostProcessing/Shaders/StdLib.hlsl
@@ -150,7 +150,10 @@ float4 PositivePow(float4 base, float4 power)
 // /Gic isn't enabled on fxc so we can't rely on isnan() anymore
 bool IsNan(float x)
 {
-    return (x <= 0.0 || 0.0 <= x) ? false : true;
+    // For some reason the following tests outputs "internal compiler error" randomly on desktop
+    // so we'll use a safer but slightly slower version instead :/
+    //return (x <= 0.0 || 0.0 <= x) ? false : true;
+    return (n < 0.0 || n > 0.0 || n == 0.0) ? false : true;
 }
 
 bool AnyIsNan(float2 x)

Original file line number	Diff line number	Diff line change
`@@ -150,7 +150,10 @@ float4 PositivePow(float4 base, float4 power)`
`150`	`150`	`// /Gic isn't enabled on fxc so we can't rely on isnan() anymore`
`151`	`151`	`bool IsNan(float x)`
`152`	`152`	`{`
`153`		`- return (x <= 0.0 \|\| 0.0 <= x) ? false : true;`
	`153`	`+ // For some reason the following tests outputs "internal compiler error" randomly on desktop`
	`154`	`+ // so we'll use a safer but slightly slower version instead :/`
	`155`	`+ //return (x <= 0.0 \|\| 0.0 <= x) ? false : true;`
	`156`	`+ return (n < 0.0 \|\| n > 0.0 \|\| n == 0.0) ? false : true;`
`154`	`157`	`}`
`155`	`158`
`156`	`159`	`bool AnyIsNan(float2 x)`