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ieee754: adjust to libc/libm update

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* Adjust expected pow(-1/1, inf/-inf/nan) output to current libm
  behavior (as in FreeBSD, glibc, and OpenLibm) and return 1 on
  x86_64/x86_32/arm

* Add 'double float' outputs for ARM which are defined to float

issue #3289
This commit is contained in:
Sebastian Sumpf 2019-05-17 14:33:16 +02:00 committed by Christian Helmuth
parent 6db43d2c19
commit a71253fa58
1 changed files with 522 additions and 52 deletions
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574
repos/libports/run/ieee754.run
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@ -96,15 +96,15 @@ LDBL_MAX_EXP = 1024
FLT_EPSILON = 1.19209e-07 = 0x1p-23
DBL_EPSILON = 2.22045e-16 = 0x1p-52
LDBL_EPSILON = 0 = 0x1p-52
LDBL_EPSILON = 2.22045e-16 = 0x1p-52
FLT_MIN = 1.17549e-38 = 0x1p-126
DBL_MIN = 2.22507e-308 = 0x1p-1022
LDBL_MIN = 0 = 0x1p-1022
LDBL_MIN = 2.22507e-308 = 0x1p-1022
FLT_MAX = 3.40282e+38 = 0x1.fffffep+127
DBL_MAX = 1.79769e+308 = 0x1.fffffffffffffp+1023
LDBL_MAX = 8.98846e+307 = 0x1.fffffffffffffp+1023
LDBL_MAX = 1.79769e+308 = 0x1.fffffffffffffp+1023
sizeof(float) = 4
sizeof(double) = 8
@ -131,7 +131,6 @@ The FE_INVALID flag is not set for NAN < 0.
x * y + z with FP_CONTRACT OFF is not fused.
Rounding to nearest
Error, but let's do the test since it should be the default rounding mode.
(double) 0 = 0
Signed zero tests (x is 0.0 and y is -0.0):
Test 1.0 / x != 1.0 / y returns 1 (should be 1).
@ -246,9 +245,9 @@ pow(-0.5, 1) = -0.5
pow(-0.5, -1) = -2
pow(-0.5, 2) = 0.25
pow(-0.5, -2) = 4
pow(1, nan) = nan
pow(1, inf) = nan
pow(1, -inf) = nan
pow(1, nan) = 1
pow(1, inf) = 1
pow(1, -inf) = 1
pow(1, 0) = 1
pow(1, -0) = 1
pow(1, 0.5) = 1
@ -258,8 +257,8 @@ pow(1, -1) = 1
pow(1, 2) = 1
pow(1, -2) = 1
pow(-1, nan) = nan
pow(-1, inf) = nan
pow(-1, -inf) = nan
pow(-1, inf) = 1
pow(-1, -inf) = 1
pow(-1, 0) = 1
pow(-1, -0) = 1
pow(-1, 0.5) = nan
@ -292,13 +291,484 @@ pow(-2, 2) = 4
pow(-2, -2) = 0.25
Rounding toward 0
Error
(double) 0 = 0
Signed zero tests (x is 0.0 and y is -0.0):
Test 1.0 / x != 1.0 / y returns 1 (should be 1).
Test 1.0 / x == 1.0 / +x returns 1 (should be 1).
Test 1.0 / x != 1.0 / +y returns 1 (should be 1).
Test 1.0 / x != 1.0 / -x returns 1 (should be 1).
Test 1.0 / x == 1.0 / -y returns 1 (should be 1).
0 + 0 = 0
0 - 0 = 0
0 + -0 = 0
0 - -0 = 0
-0 + 0 = 0
-0 - 0 = -0
-0 + -0 = -0
-0 - -0 = 0
1 + 1 = 2
1 - 1 = 0
1 + -1 = 0
1 - -1 = 2
0 * 0 = 0
0 * -0 = -0
-0 * 0 = -0
-0 * -0 = 0
Constant expression 1 + DBL_MIN = 1
Variable expression 1 + DBL_MIN = 1
Constant expression 1 - DBL_MIN = 1
Variable expression 1 - DBL_MIN = 0.99999999999999988897
1/3 in float : 0x1.555554p-2
1/3 in double : 0x1.5555555555555p-2
1/3 in long double : 0x1.5555555555555p-2
Dec 1.1 = 0x1.199999999999ap+0
FLT_MAX = 0x1.fffffep+127
DBL_MAX = 0x1.fffffffffffffp+1023
LDBL_MAX = 0x1.fffffffffffffp+1023
FLT_EPSILON = 0x1p-23
DBL_EPSILON = 0x1p-52
LDBL_EPSILON = 0x1p-52
pow(nan, nan) = nan
pow(nan, inf) = nan
pow(nan, -inf) = nan
pow(nan, 0) = 1
pow(nan, -0) = 1
pow(nan, 0.5) = nan
pow(nan, -0.5) = nan
pow(nan, 1) = nan
pow(nan, -1) = nan
pow(nan, 2) = nan
pow(nan, -2) = nan
pow(inf, nan) = nan
pow(inf, inf) = inf
pow(inf, -inf) = 0
pow(inf, 0) = 1
pow(inf, -0) = 1
pow(inf, 0.5) = inf
pow(inf, -0.5) = 0
pow(inf, 1) = inf
pow(inf, -1) = 0
pow(inf, 2) = inf
pow(inf, -2) = 0
pow(-inf, nan) = nan
pow(-inf, inf) = inf
pow(-inf, -inf) = 0
pow(-inf, 0) = 1
pow(-inf, -0) = 1
pow(-inf, 0.5) = inf
pow(-inf, -0.5) = 0
pow(-inf, 1) = -inf
pow(-inf, -1) = -0
pow(-inf, 2) = inf
pow(-inf, -2) = 0
pow(0, nan) = nan
pow(0, inf) = 0
pow(0, -inf) = inf
pow(0, 0) = 1
pow(0, -0) = 1
pow(0, 0.5) = 0
pow(0, -0.5) = inf
pow(0, 1) = 0
pow(0, -1) = inf
pow(0, 2) = 0
pow(0, -2) = inf
pow(-0, nan) = nan
pow(-0, inf) = 0
pow(-0, -inf) = inf
pow(-0, 0) = 1
pow(-0, -0) = 1
pow(-0, 0.5) = 0
pow(-0, -0.5) = inf
pow(-0, 1) = -0
pow(-0, -1) = -inf
pow(-0, 2) = 0
pow(-0, -2) = inf
pow(0.5, nan) = nan
pow(0.5, inf) = 0
pow(0.5, -inf) = inf
pow(0.5, 0) = 1
pow(0.5, -0) = 1
pow(0.5, 0.5) = 0.707106
pow(0.5, -0.5) = 1.41421
pow(0.5, 1) = 0.5
pow(0.5, -1) = 2
pow(0.5, 2) = 0.25
pow(0.5, -2) = 4
pow(-0.5, nan) = nan
pow(-0.5, inf) = 0
pow(-0.5, -inf) = inf
pow(-0.5, 0) = 1
pow(-0.5, -0) = 1
pow(-0.5, 0.5) = nan
pow(-0.5, -0.5) = nan
pow(-0.5, 1) = -0.5
pow(-0.5, -1) = -2
pow(-0.5, 2) = 0.25
pow(-0.5, -2) = 4
pow(1, nan) = 1
pow(1, inf) = 1
pow(1, -inf) = 1
pow(1, 0) = 1
pow(1, -0) = 1
pow(1, 0.5) = 1
pow(1, -0.5) = 1
pow(1, 1) = 1
pow(1, -1) = 1
pow(1, 2) = 1
pow(1, -2) = 1
pow(-1, nan) = nan
pow(-1, inf) = 1
pow(-1, -inf) = 1
pow(-1, 0) = 1
pow(-1, -0) = 1
pow(-1, 0.5) = nan
pow(-1, -0.5) = nan
pow(-1, 1) = -1
pow(-1, -1) = -1
pow(-1, 2) = 1
pow(-1, -2) = 1
pow(2, nan) = nan
pow(2, inf) = inf
pow(2, -inf) = 0
pow(2, 0) = 1
pow(2, -0) = 1
pow(2, 0.5) = 1.41421
pow(2, -0.5) = 0.707106
pow(2, 1) = 2
pow(2, -1) = 0.5
pow(2, 2) = 4
pow(2, -2) = 0.25
pow(-2, nan) = nan
pow(-2, inf) = inf
pow(-2, -inf) = 0
pow(-2, 0) = 1
pow(-2, -0) = 1
pow(-2, 0.5) = nan
pow(-2, -0.5) = nan
pow(-2, 1) = -2
pow(-2, -1) = -0.5
pow(-2, 2) = 4
pow(-2, -2) = 0.25
Rounding to -oo
Error
(double) 0 = 0
Signed zero tests (x is 0.0 and y is -0.0):
Test 1.0 / x != 1.0 / y returns 1 (should be 1).
Test 1.0 / x == 1.0 / +x returns 1 (should be 1).
Test 1.0 / x != 1.0 / +y returns 1 (should be 1).
Test 1.0 / x != 1.0 / -x returns 1 (should be 1).
Test 1.0 / x == 1.0 / -y returns 1 (should be 1).
0 + 0 = 0
0 - 0 = -0
0 + -0 = -0
0 - -0 = 0
-0 + 0 = -0
-0 - 0 = -0
-0 + -0 = -0
-0 - -0 = -0
1 + 1 = 2
1 - 1 = -0
1 + -1 = -0
1 - -1 = 2
0 * 0 = 0
0 * -0 = -0
-0 * 0 = -0
-0 * -0 = 0
Constant expression 1 + DBL_MIN = 1
Variable expression 1 + DBL_MIN = 1
Constant expression 1 - DBL_MIN = 1
Variable expression 1 - DBL_MIN = 0.99999999999999988897
1/3 in float : 0x1.555554p-2
1/3 in double : 0x1.5555555555555p-2
1/3 in long double : 0x1.5555555555555p-2
Dec 1.1 = 0x1.199999999999ap+0
FLT_MAX = 0x1.fffffep+127
DBL_MAX = 0x1.fffffffffffffp+1023
LDBL_MAX = 0x1.fffffffffffffp+1023
FLT_EPSILON = 0x1p-23
DBL_EPSILON = 0x1p-52
LDBL_EPSILON = 0x1p-52
pow(nan, nan) = nan
pow(nan, inf) = nan
pow(nan, -inf) = nan
pow(nan, 0) = 1
pow(nan, -0) = 1
pow(nan, 0.5) = nan
pow(nan, -0.5) = nan
pow(nan, 1) = nan
pow(nan, -1) = nan
pow(nan, 2) = nan
pow(nan, -2) = nan
pow(inf, nan) = nan
pow(inf, inf) = inf
pow(inf, -inf) = 0
pow(inf, 0) = 1
pow(inf, -0) = 1
pow(inf, 0.5) = inf
pow(inf, -0.5) = 0
pow(inf, 1) = inf
pow(inf, -1) = 0
pow(inf, 2) = inf
pow(inf, -2) = 0
pow(-inf, nan) = nan
pow(-inf, inf) = inf
pow(-inf, -inf) = 0
pow(-inf, 0) = 1
pow(-inf, -0) = 1
pow(-inf, 0.5) = inf
pow(-inf, -0.5) = 0
pow(-inf, 1) = -inf
pow(-inf, -1) = -0
pow(-inf, 2) = inf
pow(-inf, -2) = 0
pow(0, nan) = nan
pow(0, inf) = 0
pow(0, -inf) = inf
pow(0, 0) = 1
pow(0, -0) = 1
pow(0, 0.5) = 0
pow(0, -0.5) = inf
pow(0, 1) = 0
pow(0, -1) = inf
pow(0, 2) = 0
pow(0, -2) = inf
pow(-0, nan) = nan
pow(-0, inf) = 0
pow(-0, -inf) = inf
pow(-0, 0) = 1
pow(-0, -0) = 1
pow(-0, 0.5) = 0
pow(-0, -0.5) = inf
pow(-0, 1) = -0
pow(-0, -1) = -inf
pow(-0, 2) = 0
pow(-0, -2) = inf
pow(0.5, nan) = nan
pow(0.5, inf) = 0
pow(0.5, -inf) = inf
pow(0.5, 0) = 1
pow(0.5, -0) = 1
pow(0.5, 0.5) = 0.707106
pow(0.5, -0.5) = 1.41421
pow(0.5, 1) = 0.5
pow(0.5, -1) = 2
pow(0.5, 2) = 0.25
pow(0.5, -2) = 4
pow(-0.5, nan) = nan
pow(-0.5, inf) = 0
pow(-0.5, -inf) = inf
pow(-0.5, 0) = 1
pow(-0.5, -0) = 1
pow(-0.5, 0.5) = nan
pow(-0.5, -0.5) = nan
pow(-0.5, 1) = -0.5
pow(-0.5, -1) = -2
pow(-0.5, 2) = 0.25
pow(-0.5, -2) = 4
pow(1, nan) = 1
pow(1, inf) = 1
pow(1, -inf) = 1
pow(1, 0) = 1
pow(1, -0) = 1
pow(1, 0.5) = 1
pow(1, -0.5) = 1
pow(1, 1) = 1
pow(1, -1) = 1
pow(1, 2) = 1
pow(1, -2) = 1
pow(-1, nan) = nan
pow(-1, inf) = 1
pow(-1, -inf) = 1
pow(-1, 0) = 1
pow(-1, -0) = 1
pow(-1, 0.5) = nan
pow(-1, -0.5) = nan
pow(-1, 1) = -1
pow(-1, -1) = -1
pow(-1, 2) = 1
pow(-1, -2) = 1
pow(2, nan) = nan
pow(2, inf) = inf
pow(2, -inf) = 0
pow(2, 0) = 1
pow(2, -0) = 1
pow(2, 0.5) = 1.41421
pow(2, -0.5) = 0.707106
pow(2, 1) = 2
pow(2, -1) = 0.5
pow(2, 2) = 4
pow(2, -2) = 0.25
pow(-2, nan) = nan
pow(-2, inf) = inf
pow(-2, -inf) = 0
pow(-2, 0) = 1
pow(-2, -0) = 1
pow(-2, 0.5) = nan
pow(-2, -0.5) = nan
pow(-2, 1) = -2
pow(-2, -1) = -0.5
pow(-2, 2) = 4
pow(-2, -2) = 0.25
Rounding to +oo
Error
(double) 0 = 0
Signed zero tests (x is 0.0 and y is -0.0):
Test 1.0 / x != 1.0 / y returns 1 (should be 1).
Test 1.0 / x == 1.0 / +x returns 1 (should be 1).
Test 1.0 / x != 1.0 / +y returns 1 (should be 1).
Test 1.0 / x != 1.0 / -x returns 1 (should be 1).
Test 1.0 / x == 1.0 / -y returns 1 (should be 1).
0 + 0 = 0
0 - 0 = 0
0 + -0 = 0
0 - -0 = 0
-0 + 0 = 0
-0 - 0 = -0
-0 + -0 = -0
-0 - -0 = 0
1 + 1 = 2
1 - 1 = 0
1 + -1 = 0
1 - -1 = 2
0 * 0 = 0
0 * -0 = -0
-0 * 0 = -0
-0 * -0 = 0
Constant expression 1 + DBL_MIN = 1
Variable expression 1 + DBL_MIN = 1.0000000000000002221
Constant expression 1 - DBL_MIN = 1
Variable expression 1 - DBL_MIN = 1
1/3 in float : 0x1.555556p-2
1/3 in double : 0x1.5555555555556p-2
1/3 in long double : 0x1.5555555555556p-2
Dec 1.1 = 0x1.199999999999ap+0
FLT_MAX = 0x1.fffffep+127
DBL_MAX = 0x1.fffffffffffffp+1023
LDBL_MAX = 0x1.fffffffffffffp+1023
FLT_EPSILON = 0x1p-23
DBL_EPSILON = 0x1p-52
LDBL_EPSILON = 0x1p-52
pow(nan, nan) = nan
pow(nan, inf) = nan
pow(nan, -inf) = nan
pow(nan, 0) = 1
pow(nan, -0) = 1
pow(nan, 0.5) = nan
pow(nan, -0.5) = nan
pow(nan, 1) = nan
pow(nan, -1) = nan
pow(nan, 2) = nan
pow(nan, -2) = nan
pow(inf, nan) = nan
pow(inf, inf) = inf
pow(inf, -inf) = 0
pow(inf, 0) = 1
pow(inf, -0) = 1
pow(inf, 0.5) = inf
pow(inf, -0.5) = 0
pow(inf, 1) = inf
pow(inf, -1) = 0
pow(inf, 2) = inf
pow(inf, -2) = 0
pow(-inf, nan) = nan
pow(-inf, inf) = inf
pow(-inf, -inf) = 0
pow(-inf, 0) = 1
pow(-inf, -0) = 1
pow(-inf, 0.5) = inf
pow(-inf, -0.5) = 0
pow(-inf, 1) = -inf
pow(-inf, -1) = -0
pow(-inf, 2) = inf
pow(-inf, -2) = 0
pow(0, nan) = nan
pow(0, inf) = 0
pow(0, -inf) = inf
pow(0, 0) = 1
pow(0, -0) = 1
pow(0, 0.5) = 0
pow(0, -0.5) = inf
pow(0, 1) = 0
pow(0, -1) = inf
pow(0, 2) = 0
pow(0, -2) = inf
pow(-0, nan) = nan
pow(-0, inf) = 0
pow(-0, -inf) = inf
pow(-0, 0) = 1
pow(-0, -0) = 1
pow(-0, 0.5) = 0
pow(-0, -0.5) = inf
pow(-0, 1) = -0
pow(-0, -1) = -inf
pow(-0, 2) = 0
pow(-0, -2) = inf
pow(0.5, nan) = nan
pow(0.5, inf) = 0
pow(0.5, -inf) = inf
pow(0.5, 0) = 1
pow(0.5, -0) = 1
pow(0.5, 0.5) = 0.707107
pow(0.5, -0.5) = 1.41422
pow(0.5, 1) = 0.5
pow(0.5, -1) = 2
pow(0.5, 2) = 0.25
pow(0.5, -2) = 4
pow(-0.5, nan) = nan
pow(-0.5, inf) = 0
pow(-0.5, -inf) = inf
pow(-0.5, 0) = 1
pow(-0.5, -0) = 1
pow(-0.5, 0.5) = nan
pow(-0.5, -0.5) = nan
pow(-0.5, 1) = -0.5
pow(-0.5, -1) = -2
pow(-0.5, 2) = 0.25
pow(-0.5, -2) = 4
pow(1, nan) = 1
pow(1, inf) = 1
pow(1, -inf) = 1
pow(1, 0) = 1
pow(1, -0) = 1
pow(1, 0.5) = 1
pow(1, -0.5) = 1
pow(1, 1) = 1
pow(1, -1) = 1
pow(1, 2) = 1
pow(1, -2) = 1
pow(-1, nan) = nan
pow(-1, inf) = 1
pow(-1, -inf) = 1
pow(-1, 0) = 1
pow(-1, -0) = 1
pow(-1, 0.5) = nan
pow(-1, -0.5) = nan
pow(-1, 1) = -1
pow(-1, -1) = -1
pow(-1, 2) = 1
pow(-1, -2) = 1
pow(2, nan) = nan
pow(2, inf) = inf
pow(2, -inf) = 0
pow(2, 0) = 1
pow(2, -0) = 1
pow(2, 0.5) = 1.41422
pow(2, -0.5) = 0.707107
pow(2, 1) = 2
pow(2, -1) = 0.5
pow(2, 2) = 4
pow(2, -2) = 0.25
pow(-2, nan) = nan
pow(-2, inf) = inf
pow(-2, -inf) = 0
pow(-2, 0) = 1
pow(-2, -0) = 1
pow(-2, 0.5) = nan
pow(-2, -0.5) = nan
pow(-2, 1) = -2
pow(-2, -1) = -0.5
pow(-2, 2) = 4
pow(-2, -2) = 0.25
}
set reference_output_x86_64 {
@ -467,9 +937,9 @@ pow(-0.5, 1) = -0.5
pow(-0.5, -1) = -2
pow(-0.5, 2) = 0.25
pow(-0.5, -2) = 4
pow(1, nan) = nan
pow(1, inf) = nan
pow(1, -inf) = nan
pow(1, nan) = 1
pow(1, inf) = 1
pow(1, -inf) = 1
pow(1, 0) = 1
pow(1, -0) = 1
pow(1, 0.5) = 1
@ -479,8 +949,8 @@ pow(1, -1) = 1
pow(1, 2) = 1
pow(1, -2) = 1
pow(-1, nan) = nan
pow(-1, inf) = nan
pow(-1, -inf) = nan
pow(-1, inf) = 1
pow(-1, -inf) = 1
pow(-1, 0) = 1
pow(-1, -0) = 1
pow(-1, 0.5) = nan
@ -627,9 +1097,9 @@ pow(-0.5, 1) = -0.5
pow(-0.5, -1) = -2
pow(-0.5, 2) = 0.25
pow(-0.5, -2) = 4
pow(1, nan) = nan
pow(1, inf) = nan
pow(1, -inf) = nan
pow(1, nan) = 1
pow(1, inf) = 1
pow(1, -inf) = 1
pow(1, 0) = 1
pow(1, -0) = 1
pow(1, 0.5) = 1
@ -639,8 +1109,8 @@ pow(1, -1) = 1
pow(1, 2) = 1
pow(1, -2) = 1
pow(-1, nan) = nan
pow(-1, inf) = nan
pow(-1, -inf) = nan
pow(-1, inf) = 1
pow(-1, -inf) = 1
pow(-1, 0) = 1
pow(-1, -0) = 1
pow(-1, 0.5) = nan
@ -787,9 +1257,9 @@ pow(-0.5, 1) = -0.5
pow(-0.5, -1) = -2
pow(-0.5, 2) = 0.25
pow(-0.5, -2) = 4
pow(1, nan) = nan
pow(1, inf) = nan
pow(1, -inf) = nan
pow(1, nan) = 1
pow(1, inf) = 1
pow(1, -inf) = 1
pow(1, 0) = 1
pow(1, -0) = 1
pow(1, 0.5) = 1
@ -799,8 +1269,8 @@ pow(1, -1) = 1
pow(1, 2) = 1
pow(1, -2) = 1
pow(-1, nan) = nan
pow(-1, inf) = nan
pow(-1, -inf) = nan
pow(-1, inf) = 1
pow(-1, -inf) = 1
pow(-1, 0) = 1
pow(-1, -0) = 1
pow(-1, 0.5) = nan
@ -947,9 +1417,9 @@ pow(-0.5, 1) = -0.5
pow(-0.5, -1) = -2
pow(-0.5, 2) = 0.25
pow(-0.5, -2) = 4
pow(1, nan) = nan
pow(1, inf) = nan
pow(1, -inf) = nan
pow(1, nan) = 1
pow(1, inf) = 1
pow(1, -inf) = 1
pow(1, 0) = 1
pow(1, -0) = 1
pow(1, 0.5) = 1
@ -959,8 +1429,8 @@ pow(1, -1) = 1
pow(1, 2) = 1
pow(1, -2) = 1
pow(-1, nan) = nan
pow(-1, inf) = nan
pow(-1, -inf) = nan
pow(-1, inf) = 1
pow(-1, -inf) = 1
pow(-1, 0) = 1
pow(-1, -0) = 1
pow(-1, 0.5) = nan
@ -1165,9 +1635,9 @@ pow(-0.5, 1) = -0.5
pow(-0.5, -1) = -2
pow(-0.5, 2) = 0.25
pow(-0.5, -2) = 4
pow(1, nan) = nan
pow(1, inf) = nan
pow(1, -inf) = nan
pow(1, nan) = 1
pow(1, inf) = 1
pow(1, -inf) = 1
pow(1, 0) = 1
pow(1, -0) = 1
pow(1, 0.5) = 1
@ -1177,8 +1647,8 @@ pow(1, -1) = 1
pow(1, 2) = 1
pow(1, -2) = 1
pow(-1, nan) = nan
pow(-1, inf) = nan
pow(-1, -inf) = nan
pow(-1, inf) = 1
pow(-1, -inf) = 1
pow(-1, 0) = 1
pow(-1, -0) = 1
pow(-1, 0.5) = nan
@ -1325,9 +1795,9 @@ pow(-0.5, 1) = -0.5
pow(-0.5, -1) = -2
pow(-0.5, 2) = 0.25
pow(-0.5, -2) = 4
pow(1, nan) = nan
pow(1, inf) = nan
pow(1, -inf) = nan
pow(1, nan) = 1
pow(1, inf) = 1
pow(1, -inf) = 1
pow(1, 0) = 1
pow(1, -0) = 1
pow(1, 0.5) = 1
@ -1337,8 +1807,8 @@ pow(1, -1) = 1
pow(1, 2) = 1
pow(1, -2) = 1
pow(-1, nan) = nan
pow(-1, inf) = nan
pow(-1, -inf) = nan
pow(-1, inf) = 1
pow(-1, -inf) = 1
pow(-1, 0) = 1
pow(-1, -0) = 1
pow(-1, 0.5) = nan
@ -1485,9 +1955,9 @@ pow(-0.5, 1) = -0.5
pow(-0.5, -1) = -2
pow(-0.5, 2) = 0.25
pow(-0.5, -2) = 4
pow(1, nan) = nan
pow(1, inf) = nan
pow(1, -inf) = nan
pow(1, nan) = 1
pow(1, inf) = 1
pow(1, -inf) = 1
pow(1, 0) = 1
pow(1, -0) = 1
pow(1, 0.5) = 1
@ -1497,8 +1967,8 @@ pow(1, -1) = 1
pow(1, 2) = 1
pow(1, -2) = 1
pow(-1, nan) = nan
pow(-1, inf) = nan
pow(-1, -inf) = nan
pow(-1, inf) = 1
pow(-1, -inf) = 1
pow(-1, 0) = 1
pow(-1, -0) = 1
pow(-1, 0.5) = nan
@ -1645,9 +2115,9 @@ pow(-0.5, 1) = -0.5
pow(-0.5, -1) = -2
pow(-0.5, 2) = 0.25
pow(-0.5, -2) = 4
pow(1, nan) = nan
pow(1, inf) = nan
pow(1, -inf) = nan
pow(1, nan) = 1
pow(1, inf) = 1
pow(1, -inf) = 1
pow(1, 0) = 1
pow(1, -0) = 1
pow(1, 0.5) = 1
@ -1657,8 +2127,8 @@ pow(1, -1) = 1
pow(1, 2) = 1
pow(1, -2) = 1
pow(-1, nan) = nan
pow(-1, inf) = nan
pow(-1, -inf) = nan
pow(-1, inf) = 1
pow(-1, -inf) = 1
pow(-1, 0) = 1
pow(-1, -0) = 1
pow(-1, 0.5) = nan