ISNAN             352 maint/gnulib/lib/fmod.c       if (ISNAN (x) || ISNAN (y))
ISNAN              65 maint/gnulib/lib/frexp.c   if (ISNAN (x) || x + x == x)
ISNAN              63 maint/gnulib/lib/ilogb.c       if (ISNAN (x))
ISNAN              65 maint/gnulib/lib/logb.c       if (ISNAN (x))
ISNAN              98 maint/gnulib/lib/remainder.c       if (ISNAN (x) || ISNAN (y))
ISNAN              23 maint/gnulib/tests/test-cbrt-ieee.h   ASSERT (ISNAN (CBRT (NAN)));
ISNAN              30 maint/gnulib/tests/test-exp-ieee.h   ASSERT (ISNAN (EXP (NAN)));
ISNAN              30 maint/gnulib/tests/test-exp2-ieee.h   ASSERT (ISNAN (EXP2 (NAN)));
ISNAN              26 maint/gnulib/tests/test-expm1-ieee.h   ASSERT (ISNAN (EXPM1 (NAN)));
ISNAN              23 maint/gnulib/tests/test-fabs-ieee.h   ASSERT (ISNAN (FABS (NAN)));
ISNAN              23 maint/gnulib/tests/test-fma-ieee.h   ASSERT (ISNAN (FMA (NAN, L_(3.0), L_(5.0))));
ISNAN              24 maint/gnulib/tests/test-fma-ieee.h   ASSERT (ISNAN (FMA (NAN, L_(0.0), L_(5.0))));
ISNAN              25 maint/gnulib/tests/test-fma-ieee.h   ASSERT (ISNAN (FMA (L_(2.0), NAN, L_(5.0))));
ISNAN              26 maint/gnulib/tests/test-fma-ieee.h   ASSERT (ISNAN (FMA (L_(0.0), NAN, L_(5.0))));
ISNAN              27 maint/gnulib/tests/test-fma-ieee.h   ASSERT (ISNAN (FMA (NAN, NAN, L_(5.0))));
ISNAN              28 maint/gnulib/tests/test-fma-ieee.h   ASSERT (ISNAN (FMA (NAN, L_(3.0), NAN)));
ISNAN              29 maint/gnulib/tests/test-fma-ieee.h   ASSERT (ISNAN (FMA (NAN, L_(0.0), NAN)));
ISNAN              30 maint/gnulib/tests/test-fma-ieee.h   ASSERT (ISNAN (FMA (L_(2.0), NAN, NAN)));
ISNAN              31 maint/gnulib/tests/test-fma-ieee.h   ASSERT (ISNAN (FMA (L_(0.0), NAN, NAN)));
ISNAN              32 maint/gnulib/tests/test-fma-ieee.h   ASSERT (ISNAN (FMA (NAN, NAN, NAN)));
ISNAN              35 maint/gnulib/tests/test-fma-ieee.h   ASSERT (ISNAN (FMA (INFINITY, L_(2.0), - INFINITY)));
ISNAN              36 maint/gnulib/tests/test-fma-ieee.h   ASSERT (ISNAN (FMA (INFINITY, - L_(2.0), INFINITY)));
ISNAN              37 maint/gnulib/tests/test-fma-ieee.h   ASSERT (ISNAN (FMA (- INFINITY, L_(2.0), INFINITY)));
ISNAN              38 maint/gnulib/tests/test-fma-ieee.h   ASSERT (ISNAN (FMA (- INFINITY, - L_(2.0), - INFINITY)));
ISNAN              39 maint/gnulib/tests/test-fma-ieee.h   ASSERT (ISNAN (FMA (L_(2.0), INFINITY, - INFINITY)));
ISNAN              40 maint/gnulib/tests/test-fma-ieee.h   ASSERT (ISNAN (FMA (L_(2.0), - INFINITY, INFINITY)));
ISNAN              41 maint/gnulib/tests/test-fma-ieee.h   ASSERT (ISNAN (FMA (- L_(2.0), INFINITY, INFINITY)));
ISNAN              42 maint/gnulib/tests/test-fma-ieee.h   ASSERT (ISNAN (FMA (- L_(2.0), - INFINITY, - INFINITY)));
ISNAN              54 maint/gnulib/tests/test-fma-ieee.h   ASSERT (ISNAN (FMA (INFINITY, L_(0.0), L_(7.0))));
ISNAN              55 maint/gnulib/tests/test-fma-ieee.h   ASSERT (ISNAN (FMA (INFINITY, L_(0.0), INFINITY)));
ISNAN              56 maint/gnulib/tests/test-fma-ieee.h   ASSERT (ISNAN (FMA (INFINITY, L_(0.0), NAN)));
ISNAN              57 maint/gnulib/tests/test-fma-ieee.h   ASSERT (ISNAN (FMA (- INFINITY, L_(0.0), L_(7.0))));
ISNAN              58 maint/gnulib/tests/test-fma-ieee.h   ASSERT (ISNAN (FMA (- INFINITY, L_(0.0), INFINITY)));
ISNAN              59 maint/gnulib/tests/test-fma-ieee.h   ASSERT (ISNAN (FMA (- INFINITY, L_(0.0), NAN)));
ISNAN              60 maint/gnulib/tests/test-fma-ieee.h   ASSERT (ISNAN (FMA (L_(0.0), INFINITY, L_(7.0))));
ISNAN              61 maint/gnulib/tests/test-fma-ieee.h   ASSERT (ISNAN (FMA (L_(0.0), INFINITY, INFINITY)));
ISNAN              62 maint/gnulib/tests/test-fma-ieee.h   ASSERT (ISNAN (FMA (L_(0.0), INFINITY, NAN)));
ISNAN              63 maint/gnulib/tests/test-fma-ieee.h   ASSERT (ISNAN (FMA (L_(0.0), - INFINITY, L_(7.0))));
ISNAN              64 maint/gnulib/tests/test-fma-ieee.h   ASSERT (ISNAN (FMA (L_(0.0), - INFINITY, INFINITY)));
ISNAN              65 maint/gnulib/tests/test-fma-ieee.h   ASSERT (ISNAN (FMA (L_(0.0), - INFINITY, NAN)));
ISNAN              68 maint/gnulib/tests/test-fma-ieee.h   ASSERT (ISNAN (FMA (L_(2.0), L_(3.0), NAN)));
ISNAN              69 maint/gnulib/tests/test-fma-ieee.h   ASSERT (ISNAN (FMA (L_(2.0), INFINITY, NAN)));
ISNAN              70 maint/gnulib/tests/test-fma-ieee.h   ASSERT (ISNAN (FMA (INFINITY, L_(3.0), NAN)));
ISNAN              71 maint/gnulib/tests/test-fma-ieee.h   ASSERT (ISNAN (FMA (INFINITY, INFINITY, NAN)));
ISNAN              35 maint/gnulib/tests/test-fma1.h     ASSERT (ISNAN (result));
ISNAN              42 maint/gnulib/tests/test-fma1.h     ASSERT (ISNAN (result));
ISNAN              49 maint/gnulib/tests/test-fma1.h     ASSERT (ISNAN (result));
ISNAN              56 maint/gnulib/tests/test-fma1.h     ASSERT (ISNAN (result));
ISNAN              63 maint/gnulib/tests/test-fma1.h     ASSERT (ISNAN (result));
ISNAN              70 maint/gnulib/tests/test-fma1.h     ASSERT (ISNAN (result));
ISNAN              78 maint/gnulib/tests/test-fma1.h     ASSERT (ISNAN (result));
ISNAN              87 maint/gnulib/tests/test-fma1.h     ASSERT (ISNAN (result));
ISNAN              94 maint/gnulib/tests/test-fma1.h     ASSERT (ISNAN (result));
ISNAN             106 maint/gnulib/tests/test-fma1.h     ASSERT (ISNAN (result));
ISNAN             113 maint/gnulib/tests/test-fma1.h     ASSERT (ISNAN (result));
ISNAN             120 maint/gnulib/tests/test-fma1.h     ASSERT (ISNAN (result));
ISNAN             127 maint/gnulib/tests/test-fma1.h     ASSERT (ISNAN (result));
ISNAN             137 maint/gnulib/tests/test-fma1.h     ASSERT (ISNAN (result));
ISNAN             144 maint/gnulib/tests/test-fma1.h     ASSERT (ISNAN (result));
ISNAN              23 maint/gnulib/tests/test-fmod-ieee.h   ASSERT (ISNAN (FMOD (NAN, L_(2.0))));
ISNAN              24 maint/gnulib/tests/test-fmod-ieee.h   ASSERT (ISNAN (FMOD (NAN, L_(0.0))));
ISNAN              25 maint/gnulib/tests/test-fmod-ieee.h   ASSERT (ISNAN (FMOD (L_(2.0), NAN)));
ISNAN              26 maint/gnulib/tests/test-fmod-ieee.h   ASSERT (ISNAN (FMOD (L_(0.0), NAN)));
ISNAN              27 maint/gnulib/tests/test-fmod-ieee.h   ASSERT (ISNAN (FMOD (NAN, NAN)));
ISNAN              30 maint/gnulib/tests/test-fmod-ieee.h   ASSERT (ISNAN (FMOD (L_(2.0), L_(0.0))));
ISNAN              31 maint/gnulib/tests/test-fmod-ieee.h   ASSERT (ISNAN (FMOD (L_(2.0), MINUS_ZERO)));
ISNAN              32 maint/gnulib/tests/test-fmod-ieee.h   ASSERT (ISNAN (FMOD (INFINITY, L_(0.0))));
ISNAN              33 maint/gnulib/tests/test-fmod-ieee.h   ASSERT (ISNAN (FMOD (INFINITY, MINUS_ZERO)));
ISNAN              36 maint/gnulib/tests/test-fmod-ieee.h   ASSERT (ISNAN (FMOD (INFINITY, L_(2.0))));
ISNAN              37 maint/gnulib/tests/test-fmod-ieee.h   ASSERT (ISNAN (FMOD (INFINITY, - L_(2.0))));
ISNAN              27 maint/gnulib/tests/test-frexp-ieee.h     ASSERT (ISNAN (mantissa));
ISNAN              38 maint/gnulib/tests/test-frexp.h     ASSERT (ISNAN (mantissa));
ISNAN              39 maint/gnulib/tests/test-hypot-ieee.h   ASSERT (ISNAN (HYPOT (NAN, L_(2.0))));
ISNAN              40 maint/gnulib/tests/test-hypot-ieee.h   ASSERT (ISNAN (HYPOT (NAN, - L_(2.0))));
ISNAN              41 maint/gnulib/tests/test-hypot-ieee.h   ASSERT (ISNAN (HYPOT (L_(2.0), NAN)));
ISNAN              42 maint/gnulib/tests/test-hypot-ieee.h   ASSERT (ISNAN (HYPOT (- L_(2.0), NAN)));
ISNAN              26 maint/gnulib/tests/test-ldexp-ieee.h     ASSERT (ISNAN (LDEXP (NAN, exp)));
ISNAN              45 maint/gnulib/tests/test-ldexp.h     y = LDEXP (x, 0); ASSERT (ISNAN (y));
ISNAN              46 maint/gnulib/tests/test-ldexp.h     y = LDEXP (x, 5); ASSERT (ISNAN (y));
ISNAN              47 maint/gnulib/tests/test-ldexp.h     y = LDEXP (x, -5); ASSERT (ISNAN (y));
ISNAN              23 maint/gnulib/tests/test-log-ieee.h   ASSERT (ISNAN (LOG (- L_(0.00001))));
ISNAN              24 maint/gnulib/tests/test-log-ieee.h   ASSERT (ISNAN (LOG (- L_(1.0))));
ISNAN              25 maint/gnulib/tests/test-log-ieee.h   ASSERT (ISNAN (LOG (- L_(1000000.0))));
ISNAN              26 maint/gnulib/tests/test-log-ieee.h   ASSERT (ISNAN (LOG (- INFINITY)));
ISNAN              29 maint/gnulib/tests/test-log-ieee.h   ASSERT (ISNAN (LOG (NAN)));
ISNAN              23 maint/gnulib/tests/test-log10-ieee.h   ASSERT (ISNAN (LOG10 (- L_(0.00001))));
ISNAN              24 maint/gnulib/tests/test-log10-ieee.h   ASSERT (ISNAN (LOG10 (- L_(1.0))));
ISNAN              25 maint/gnulib/tests/test-log10-ieee.h   ASSERT (ISNAN (LOG10 (- L_(1000000.0))));
ISNAN              26 maint/gnulib/tests/test-log10-ieee.h   ASSERT (ISNAN (LOG10 (- INFINITY)));
ISNAN              29 maint/gnulib/tests/test-log10-ieee.h   ASSERT (ISNAN (LOG10 (NAN)));
ISNAN              23 maint/gnulib/tests/test-log1p-ieee.h   ASSERT (ISNAN (LOG1P (- L_(1.00001))));
ISNAN              24 maint/gnulib/tests/test-log1p-ieee.h   ASSERT (ISNAN (LOG1P (- L_(2.0))));
ISNAN              25 maint/gnulib/tests/test-log1p-ieee.h   ASSERT (ISNAN (LOG1P (- L_(1000000.0))));
ISNAN              26 maint/gnulib/tests/test-log1p-ieee.h   ASSERT (ISNAN (LOG1P (- INFINITY)));
ISNAN              29 maint/gnulib/tests/test-log1p-ieee.h   ASSERT (ISNAN (LOG1P (NAN)));
ISNAN              23 maint/gnulib/tests/test-log2-ieee.h   ASSERT (ISNAN (LOG2 (- L_(0.00001))));
ISNAN              24 maint/gnulib/tests/test-log2-ieee.h   ASSERT (ISNAN (LOG2 (- L_(1.0))));
ISNAN              25 maint/gnulib/tests/test-log2-ieee.h   ASSERT (ISNAN (LOG2 (- L_(1000000.0))));
ISNAN              26 maint/gnulib/tests/test-log2-ieee.h   ASSERT (ISNAN (LOG2 (- INFINITY)));
ISNAN              29 maint/gnulib/tests/test-log2-ieee.h   ASSERT (ISNAN (LOG2 (NAN)));
ISNAN              23 maint/gnulib/tests/test-logb-ieee.h   ASSERT (ISNAN (LOGB (NAN)));
ISNAN              26 maint/gnulib/tests/test-modf-ieee.h     ASSERT (ISNAN (integer_part));
ISNAN              27 maint/gnulib/tests/test-modf-ieee.h     ASSERT (ISNAN (fractional_part));
ISNAN              23 maint/gnulib/tests/test-remainder-ieee.h   ASSERT (ISNAN (REMAINDER (NAN, L_(2.0))));
ISNAN              24 maint/gnulib/tests/test-remainder-ieee.h   ASSERT (ISNAN (REMAINDER (NAN, L_(0.0))));
ISNAN              25 maint/gnulib/tests/test-remainder-ieee.h   ASSERT (ISNAN (REMAINDER (L_(2.0), NAN)));
ISNAN              26 maint/gnulib/tests/test-remainder-ieee.h   ASSERT (ISNAN (REMAINDER (L_(0.0), NAN)));
ISNAN              27 maint/gnulib/tests/test-remainder-ieee.h   ASSERT (ISNAN (REMAINDER (NAN, NAN)));
ISNAN              30 maint/gnulib/tests/test-remainder-ieee.h   ASSERT (ISNAN (REMAINDER (L_(2.0), L_(0.0))));
ISNAN              31 maint/gnulib/tests/test-remainder-ieee.h   ASSERT (ISNAN (REMAINDER (L_(2.0), MINUS_ZERO)));
ISNAN              32 maint/gnulib/tests/test-remainder-ieee.h   ASSERT (ISNAN (REMAINDER (INFINITY, L_(0.0))));
ISNAN              33 maint/gnulib/tests/test-remainder-ieee.h   ASSERT (ISNAN (REMAINDER (INFINITY, MINUS_ZERO)));
ISNAN              36 maint/gnulib/tests/test-remainder-ieee.h   ASSERT (ISNAN (REMAINDER (INFINITY, L_(2.0))));
ISNAN              37 maint/gnulib/tests/test-remainder-ieee.h   ASSERT (ISNAN (REMAINDER (INFINITY, - L_(2.0))));
ISNAN              23 maint/gnulib/tests/test-rint-ieee.h   ASSERT (ISNAN (RINT (NAN)));
ISNAN              24 maint/gnulib/tests/test-rint.h   ASSERT (ISNAN (RINT (NAN)));
ISNAN              64 maint/gnulib/tests/test-round2.c   if (ISNAN (y0) ? ISNAN (y1) : y0 == y1)
ISNAN              23 maint/gnulib/tests/test-sqrt-ieee.h   ASSERT (ISNAN (SQRT (- L_(0.3))));
ISNAN              26 maint/gnulib/tests/test-sqrt-ieee.h   ASSERT (ISNAN (SQRT (NAN)));
ISNAN              42 maint/gnulib/tests/test-sqrt-ieee.h   ASSERT (ISNAN (SQRT (- INFINITY)));