---
docs/envvars.html | 1 +
1 file changed, 1 insertion(+)
diff --git a/docs/envvars.html b/docs/envvars.html
index 9eee8db..4f05d7f 100644
--- a/docs/envvars.html
+++ b/docs/envvars.html
@@ -187,6 +187,7 @@ See the <a href="xlibdriver.html">Xlib software driver
page</a> for details.
<li>do32 - generate compute shader SIMD32 programs even if workgroup size
doesn't exceed the SIMD16 limit</li>
<li>norbc - disable single sampled render buffer compression</li>
</ul>
+<li>INTEL_PRECISE_TRIG - if set to 1 in gen<10, it fixes results out of [-1.0,
1.0] range for a small set of values.</li>
</ul>
--
2.9.3
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