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authorThomas Schwinge <thomas@codesourcery.com>2013-04-02 13:51:02 +0200
committerThomas Schwinge <thomas@codesourcery.com>2013-04-02 13:51:02 +0200
commit572676160d5639edc0ecb663147bd291841458d1 (patch)
tree26abea75b21e81f568075075249aa3dbedad20c7 /include/math.h
parent60c414c346a1d5ef0510ffbdc0ab75f288ee4d3f (diff)
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New <math.h> macro named issignaling to check for a signaling NaN (sNaN).
It is based on draft TS 18661 and currently enabled as a GNU extension.
Diffstat (limited to 'include/math.h')
-rw-r--r--include/math.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/math.h b/include/math.h
index 2b040c67fd..cbbce59501 100644
--- a/include/math.h
+++ b/include/math.h
@@ -23,11 +23,14 @@ hidden_proto (__isnanl)
 
 libm_hidden_proto (__fpclassify)
 libm_hidden_proto (__fpclassifyf)
+libm_hidden_proto (__issignaling)
+libm_hidden_proto (__issignalingf)
 libm_hidden_proto (__exp)
 libm_hidden_proto (__expf)
 
 # ifndef __NO_LONG_DOUBLE_MATH
 libm_hidden_proto (__fpclassifyl)
+libm_hidden_proto (__issignalingl)
 libm_hidden_proto (__expl)
 libm_hidden_proto (__expm1l)
 # endif