Add one expm1 test case to cover 0x1p1023

JerryScript-DCO-1.0-Signed-off-by: Yonggang Luo [email protected]

Author: lygstate

Diff for: tests/unit-math/test-math.inc.h

@@ -293,6 +293,7 @@ check_double ("expm1 (-1.0)", expm1 (-1.0), -6.32120558828557665976E-01);
 check_double ("expm1 (INFINITY)", expm1 (INFINITY), INF);
 check_double ("expm1 (-INFINITY)", expm1 (-INFINITY), -1.00000000000000000000E+00);
 check_double ("expm1 (NAN)", expm1 (NAN), NAN);
+check_double ("expm1 (7.095e+02)", expm1 (7.095e+02), 1.35498631931463283283E+308);
 check_double ("expm1 (7.08e+02)", expm1 (7.08e+02), 3.02338314427605515848E+307);
 check_double ("expm1 (7.10e+02)", expm1 (7.10e+02), INF);
 check_double ("expm1 (-7.40e+02)", expm1 (-7.40e+02), -1.00000000000000000000E+00);

Diff for: tools/unit-tests/gen-test-math.c

@@ -404,6 +404,7 @@ main (int argc, char **args)
   GEN_DBL_TEST (expm1 (INFINITY));
   GEN_DBL_TEST (expm1 (-INFINITY));
   GEN_DBL_TEST (expm1 (NAN));
+  GEN_DBL_TEST (expm1 (7.095e+02));
   GEN_DBL_TEST (expm1 (7.08e+02));
   GEN_DBL_TEST (expm1 (7.10e+02));
   GEN_DBL_TEST (expm1 (-7.40e+02));