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-rw-r--r--sysdeps/generic/math-tests.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/sysdeps/generic/math-tests.h b/sysdeps/generic/math-tests.h
index 974dda403a..52f4eaee4e 100644
--- a/sysdeps/generic/math-tests.h
+++ b/sysdeps/generic/math-tests.h
@@ -41,6 +41,14 @@
# define SNAN_TESTS_TYPE_CAST 1
#endif
+/* Indicate whether operations on signaling NaNs preserve the payload
+ (if possible; it is not possible with a zero payload if the high
+ bit is set for signaling NaNs) when generating a quiet NaN, and
+ this should be tested. */
+#ifndef SNAN_TESTS_PRESERVE_PAYLOAD
+# define SNAN_TESTS_PRESERVE_PAYLOAD 1
+#endif
+
/* Indicate whether to run tests involving a given rounding mode for a
given floating-point type, given that fesetround succeeds for that
mode. All are run if fesetround succeeds unless overridden. */