Author: mattip <[email protected]>
Branch: numpy-fixes
Changeset: r76948:15dee07ee651
Date: 2015-04-28 00:18 +0300
http://bitbucket.org/pypy/pypy/changeset/15dee07ee651/
Log: special case sign(nan)
diff --git a/pypy/module/micronumpy/types.py b/pypy/module/micronumpy/types.py
--- a/pypy/module/micronumpy/types.py
+++ b/pypy/module/micronumpy/types.py
@@ -722,6 +722,8 @@
def sign(self, v):
if v == 0.0:
return 0.0
+ if rfloat.isnan(v):
+ return rfloat.NAN
return rfloat.copysign(1.0, v)
@raw_unary_op
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