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+
+/* Test vectors for math functions.
+ See C9X section F.9.
+
+ On some systems it may be necessary to modify the default exception
+ settings of the floating point arithmetic unit. */
+
+/*
+Cephes Math Library Release 2.7: May, 1998
+Copyright 1998 by Stephen L. Moshier
+*/
+
+#include <stdio.h>
+int isfinitel (long double);
+
+/* Some compilers will not accept these expressions. */
+
+#define ZINF 1
+#define ZMINF 2
+#define ZNANL 3
+#define ZPIL 4
+#define ZPIO2L 4
+
+extern long double INFINITYL, NANL, NEGZEROL;
+long double MINFL;
+extern long double PIL, PIO2L, PIO4L, MACHEPL;
+long double MPIL;
+long double MPIO2L;
+long double MPIO4L;
+long double THPIO4L = 2.35619449019234492884698L;
+long double MTHPIO4L = -2.35619449019234492884698L;
+long double SQRT2L = 1.414213562373095048802E0L;
+long double SQRTHL = 7.071067811865475244008E-1L;
+long double ZEROL = 0.0L;
+long double HALFL = 0.5L;
+long double MHALFL = -0.5L;
+long double ONEL = 1.0L;
+long double MONEL = -1.0L;
+long double TWOL = 2.0L;
+long double MTWOL = -2.0L;
+long double THREEL = 3.0L;
+long double MTHREEL = -3.0L;
+
+/* Functions of one variable. */
+long double logl (long double);
+long double expl (long double);
+long double atanl (long double);
+long double sinl (long double);
+long double cosl (long double);
+long double tanl (long double);
+long double acosl (long double);
+long double asinl (long double);
+long double acoshl (long double);
+long double asinhl (long double);
+long double atanhl (long double);
+long double sinhl (long double);
+long double coshl (long double);
+long double tanhl (long double);
+long double exp2l (long double);
+long double expm1l (long double);
+long double log10l (long double);
+long double log1pl (long double);
+long double log2l (long double);
+long double fabsl (long double);
+long double erfl (long double);
+long double erfcl (long double);
+long double gammal (long double);
+long double lgaml (long double);
+long double floorl (long double);
+long double ceill (long double);
+long double cbrtl (long double);
+
+struct oneargument
+ {
+ char *name; /* Name of the function. */
+ long double (*func) (long double);
+ long double *arg1;
+ long double *answer;
+ int thresh; /* Error report threshold. */
+ };
+
+#if 0
+ {"sinl", sinl, 32767.L, 1.8750655394138942394239E-1L, 0},
+ {"cosl", cosl, 32767.L, 9.8226335176928229845654E-1L, 0},
+ {"tanl", tanl, 32767.L, 1.9089234430221485740826E-1L, 0},
+ {"sinl", sinl, 8388607.L, 9.9234509376961249835628E-1L, 0},
+ {"cosl", cosl, 8388607.L, -1.2349580912475928183718E-1L, 0},
+ {"tanl", tanl, 8388607.L, -8.0354556223613614748329E0L, 0},
+ {"sinl", sinl, 2147483647.L, -7.2491655514455639054829E-1L, 0},
+ {"cosl", cosl, 2147483647.L, -6.8883669187794383467976E-1L, 0},
+ {"tanl", tanl, 2147483647.L, 1.0523779637351339136698E0L, 0},
+ {"sinl", sinl, PIO4L, 7.0710678118654752440084E-1L, 0},
+ {"cosl", cosl, PIO2L, -2.50827880633416613471e-20L, 0},
+#endif
+
+struct oneargument test1[] =
+{
+ {"atanl", atanl, &ONEL, &PIO4L, 0},
+ {"sinl", sinl, &PIO2L, &ONEL, 0},
+ {"cosl", cosl, &PIO4L, &SQRTHL, 0},
+ {"acosl", acosl, &NANL, &NANL, 0},
+ {"acosl", acosl, &ONEL, &ZEROL, 0},
+ {"acosl", acosl, &TWOL, &NANL, 0},
+ {"acosl", acosl, &MTWOL, &NANL, 0},
+ {"asinl", asinl, &NANL, &NANL, 0},
+ {"asinl", asinl, &ZEROL, &ZEROL, 0},
+ {"asinl", asinl, &NEGZEROL, &NEGZEROL, 0},
+ {"asinl", asinl, &TWOL, &NANL, 0},
+ {"asinl", asinl, &MTWOL, &NANL, 0},
+ {"atanl", atanl, &NANL, &NANL, 0},
+ {"atanl", atanl, &ZEROL, &ZEROL, 0},
+ {"atanl", atanl, &NEGZEROL, &NEGZEROL, 0},
+ {"atanl", atanl, &INFINITYL, &PIO2L, 0},
+ {"atanl", atanl, &MINFL, &MPIO2L, 0},
+ {"cosl", cosl, &NANL, &NANL, 0},
+ {"cosl", cosl, &ZEROL, &ONEL, 0},
+ {"cosl", cosl, &NEGZEROL, &ONEL, 0},
+ {"cosl", cosl, &INFINITYL, &NANL, 0},
+ {"cosl", cosl, &MINFL, &NANL, 0},
+ {"sinl", sinl, &NANL, &NANL, 0},
+ {"sinl", sinl, &NEGZEROL, &NEGZEROL, 0},
+ {"sinl", sinl, &ZEROL, &ZEROL, 0},
+ {"sinl", sinl, &INFINITYL, &NANL, 0},
+ {"sinl", sinl, &MINFL, &NANL, 0},
+ {"tanl", tanl, &NANL, &NANL, 0},
+ {"tanl", tanl, &ZEROL, &ZEROL, 0},
+ {"tanl", tanl, &NEGZEROL, &NEGZEROL, 0},
+ {"tanl", tanl, &INFINITYL, &NANL, 0},
+ {"tanl", tanl, &MINFL, &NANL, 0},
+ {"acoshl", acoshl, &NANL, &NANL, 0},
+ {"acoshl", acoshl, &ONEL, &ZEROL, 0},
+ {"acoshl", acoshl, &INFINITYL, &INFINITYL, 0},
+ {"acoshl", acoshl, &HALFL, &NANL, 0},
+ {"acoshl", acoshl, &MONEL, &NANL, 0},
+ {"asinhl", asinhl, &NANL, &NANL, 0},
+ {"asinhl", asinhl, &ZEROL, &ZEROL, 0},
+ {"asinhl", asinhl, &NEGZEROL, &NEGZEROL, 0},
+ {"asinhl", asinhl, &INFINITYL, &INFINITYL, 0},
+ {"asinhl", asinhl, &MINFL, &MINFL, 0},
+ {"atanhl", atanhl, &NANL, &NANL, 0},
+ {"atanhl", atanhl, &ZEROL, &ZEROL, 0},
+ {"atanhl", atanhl, &NEGZEROL, &NEGZEROL, 0},
+ {"atanhl", atanhl, &ONEL, &INFINITYL, 0},
+ {"atanhl", atanhl, &MONEL, &MINFL, 0},
+ {"atanhl", atanhl, &TWOL, &NANL, 0},
+ {"atanhl", atanhl, &MTWOL, &NANL, 0},
+ {"coshl", coshl, &NANL, &NANL, 0},
+ {"coshl", coshl, &ZEROL, &ONEL, 0},
+ {"coshl", coshl, &NEGZEROL, &ONEL, 0},
+ {"coshl", coshl, &INFINITYL, &INFINITYL, 0},
+ {"coshl", coshl, &MINFL, &INFINITYL, 0},
+ {"sinhl", sinhl, &NANL, &NANL, 0},
+ {"sinhl", sinhl, &ZEROL, &ZEROL, 0},
+ {"sinhl", sinhl, &NEGZEROL, &NEGZEROL, 0},
+ {"sinhl", sinhl, &INFINITYL, &INFINITYL, 0},
+ {"sinhl", sinhl, &MINFL, &MINFL, 0},
+ {"tanhl", tanhl, &NANL, &NANL, 0},
+ {"tanhl", tanhl, &ZEROL, &ZEROL, 0},
+ {"tanhl", tanhl, &NEGZEROL, &NEGZEROL, 0},
+ {"tanhl", tanhl, &INFINITYL, &ONEL, 0},
+ {"tanhl", tanhl, &MINFL, &MONEL, 0},
+ {"expl", expl, &NANL, &NANL, 0},
+ {"expl", expl, &ZEROL, &ONEL, 0},
+ {"expl", expl, &NEGZEROL, &ONEL, 0},
+ {"expl", expl, &INFINITYL, &INFINITYL, 0},
+ {"expl", expl, &MINFL, &ZEROL, 0},
+ {"exp2l", exp2l, &NANL, &NANL, 0},
+ {"exp2l", exp2l, &ZEROL, &ONEL, 0},
+ {"exp2l", exp2l, &NEGZEROL, &ONEL, 0},
+ {"exp2l", exp2l, &INFINITYL, &INFINITYL, 0},
+ {"exp2l", exp2l, &MINFL, &ZEROL, 0},
+ {"expm1l", expm1l, &NANL, &NANL, 0},
+ {"expm1l", expm1l, &ZEROL, &ZEROL, 0},
+ {"expm1l", expm1l, &NEGZEROL, &NEGZEROL, 0},
+ {"expm1l", expm1l, &INFINITYL, &INFINITYL, 0},
+ {"expm1l", expm1l, &MINFL, &MONEL, 0},
+ {"logl", logl, &NANL, &NANL, 0},
+ {"logl", logl, &ZEROL, &MINFL, 0},
+ {"logl", logl, &NEGZEROL, &MINFL, 0},
+ {"logl", logl, &ONEL, &ZEROL, 0},
+ {"logl", logl, &MONEL, &NANL, 0},
+ {"logl", logl, &INFINITYL, &INFINITYL, 0},
+ {"log10l", log10l, &NANL, &NANL, 0},
+ {"log10l", log10l, &ZEROL, &MINFL, 0},
+ {"log10l", log10l, &NEGZEROL, &MINFL, 0},
+ {"log10l", log10l, &ONEL, &ZEROL, 0},
+ {"log10l", log10l, &MONEL, &NANL, 0},
+ {"log10l", log10l, &INFINITYL, &INFINITYL, 0},
+ {"log1pl", log1pl, &NANL, &NANL, 0},
+ {"log1pl", log1pl, &ZEROL, &ZEROL, 0},
+ {"log1pl", log1pl, &NEGZEROL, &NEGZEROL, 0},
+ {"log1pl", log1pl, &MONEL, &MINFL, 0},
+ {"log1pl", log1pl, &MTWOL, &NANL, 0},
+ {"log1pl", log1pl, &INFINITYL, &INFINITYL, 0},
+ {"log2l", log2l, &NANL, &NANL, 0},
+ {"log2l", log2l, &ZEROL, &MINFL, 0},
+ {"log2l", log2l, &NEGZEROL, &MINFL, 0},
+ {"log2l", log2l, &MONEL, &NANL, 0},
+ {"log2l", log2l, &INFINITYL, &INFINITYL, 0},
+ /* {"fabsl", fabsl, &NANL, &NANL, 0}, */
+ {"fabsl", fabsl, &ONEL, &ONEL, 0},
+ {"fabsl", fabsl, &MONEL, &ONEL, 0},
+ {"fabsl", fabsl, &ZEROL, &ZEROL, 0},
+ {"fabsl", fabsl, &NEGZEROL, &ZEROL, 0},
+ {"fabsl", fabsl, &INFINITYL, &INFINITYL, 0},
+ {"fabsl", fabsl, &MINFL, &INFINITYL, 0},
+ {"cbrtl", cbrtl, &NANL, &NANL, 0},
+ {"cbrtl", cbrtl, &ZEROL, &ZEROL, 0},
+ {"cbrtl", cbrtl, &NEGZEROL, &NEGZEROL, 0},
+ {"cbrtl", cbrtl, &INFINITYL, &INFINITYL, 0},
+ {"cbrtl", cbrtl, &MINFL, &MINFL, 0},
+ {"erfl", erfl, &NANL, &NANL, 0},
+ {"erfl", erfl, &ZEROL, &ZEROL, 0},
+ {"erfl", erfl, &NEGZEROL, &NEGZEROL, 0},
+ {"erfl", erfl, &INFINITYL, &ONEL, 0},
+ {"erfl", erfl, &MINFL, &MONEL, 0},
+ {"erfcl", erfcl, &NANL, &NANL, 0},
+ {"erfcl", erfcl, &INFINITYL, &ZEROL, 0},
+ {"erfcl", erfcl, &MINFL, &TWOL, 0},
+ {"gammal", gammal, &NANL, &NANL, 0},
+ {"gammal", gammal, &INFINITYL, &INFINITYL, 0},
+ {"gammal", gammal, &MONEL, &NANL, 0},
+ {"gammal", gammal, &ZEROL, &NANL, 0},
+ {"gammal", gammal, &MINFL, &NANL, 0},
+ {"lgaml", lgaml, &NANL, &NANL, 0},
+ {"lgaml", lgaml, &INFINITYL, &INFINITYL, 0},
+ {"lgaml", lgaml, &MONEL, &INFINITYL, 0},
+ {"lgaml", lgaml, &ZEROL, &INFINITYL, 0},
+ {"lgaml", lgaml, &MINFL, &INFINITYL, 0},
+ {"ceill", ceill, &NANL, &NANL, 0},
+ {"ceill", ceill, &ZEROL, &ZEROL, 0},
+ {"ceill", ceill, &NEGZEROL, &NEGZEROL, 0},
+ {"ceill", ceill, &INFINITYL, &INFINITYL, 0},
+ {"ceill", ceill, &MINFL, &MINFL, 0},
+ {"floorl", floorl, &NANL, &NANL, 0},
+ {"floorl", floorl, &ZEROL, &ZEROL, 0},
+ {"floorl", floorl, &NEGZEROL, &NEGZEROL, 0},
+ {"floorl", floorl, &INFINITYL, &INFINITYL, 0},
+ {"floorl", floorl, &MINFL, &MINFL, 0},
+ {"null", NULL, &ZEROL, &ZEROL, 0},
+};
+
+/* Functions of two variables. */
+long double atan2l (long double, long double);
+long double powl (long double, long double);
+
+struct twoarguments
+ {
+ char *name; /* Name of the function. */
+ long double (*func) (long double, long double);
+ long double *arg1;
+ long double *arg2;
+ long double *answer;
+ int thresh;
+ };
+
+struct twoarguments test2[] =
+{
+ {"atan2l", atan2l, &ZEROL, &ONEL, &ZEROL, 0},
+ {"atan2l", atan2l, &NEGZEROL, &ONEL,&NEGZEROL, 0},
+ {"atan2l", atan2l, &ZEROL, &ZEROL, &ZEROL, 0},
+ {"atan2l", atan2l, &NEGZEROL, &ZEROL, &NEGZEROL, 0},
+ {"atan2l", atan2l, &ZEROL, &MONEL, &PIL, 0},
+ {"atan2l", atan2l, &NEGZEROL, &MONEL, &MPIL, 0},
+ {"atan2l", atan2l, &ZEROL, &NEGZEROL, &PIL, 0},
+ {"atan2l", atan2l, &NEGZEROL, &NEGZEROL, &MPIL, 0},
+ {"atan2l", atan2l, &ONEL, &ZEROL, &PIO2L, 0},
+ {"atan2l", atan2l, &ONEL, &NEGZEROL, &PIO2L, 0},
+ {"atan2l", atan2l, &MONEL, &ZEROL, &MPIO2L, 0},
+ {"atan2l", atan2l, &MONEL, &NEGZEROL, &MPIO2L, 0},
+ {"atan2l", atan2l, &ONEL, &INFINITYL, &ZEROL, 0},
+ {"atan2l", atan2l, &MONEL, &INFINITYL, &NEGZEROL, 0},
+ {"atan2l", atan2l, &INFINITYL, &ONEL, &PIO2L, 0},
+ {"atan2l", atan2l, &INFINITYL, &MONEL, &PIO2L, 0},
+ {"atan2l", atan2l, &MINFL, &ONEL, &MPIO2L, 0},
+ {"atan2l", atan2l, &MINFL, &MONEL, &MPIO2L, 0},
+ {"atan2l", atan2l, &ONEL, &MINFL, &PIL, 0},
+ {"atan2l", atan2l, &MONEL, &MINFL, &MPIL, 0},
+ {"atan2l", atan2l, &INFINITYL, &INFINITYL, &PIO4L, 0},
+ {"atan2l", atan2l, &MINFL, &INFINITYL, &MPIO4L, 0},
+ {"atan2l", atan2l, &INFINITYL, &MINFL, &THPIO4L, 0},
+ {"atan2l", atan2l, &MINFL, &MINFL, &MTHPIO4L, 0},
+ {"atan2l", atan2l, &ONEL, &ONEL, &PIO4L, 0},
+ {"atan2l", atan2l, &NANL, &ONEL, &NANL, 0},
+ {"atan2l", atan2l, &ONEL, &NANL, &NANL, 0},
+ {"atan2l", atan2l, &NANL, &NANL, &NANL, 0},
+ {"powl", powl, &ONEL, &ZEROL, &ONEL, 0},
+ {"powl", powl, &ONEL, &NEGZEROL, &ONEL, 0},
+ {"powl", powl, &MONEL, &ZEROL, &ONEL, 0},
+ {"powl", powl, &MONEL, &NEGZEROL, &ONEL, 0},
+ {"powl", powl, &INFINITYL, &ZEROL, &ONEL, 0},
+ {"powl", powl, &INFINITYL, &NEGZEROL, &ONEL, 0},
+ {"powl", powl, &NANL, &ZEROL, &ONEL, 0},
+ {"powl", powl, &NANL, &NEGZEROL, &ONEL, 0},
+ {"powl", powl, &TWOL, &INFINITYL, &INFINITYL, 0},
+ {"powl", powl, &MTWOL, &INFINITYL, &INFINITYL, 0},
+ {"powl", powl, &HALFL, &INFINITYL, &ZEROL, 0},
+ {"powl", powl, &MHALFL, &INFINITYL, &ZEROL, 0},
+ {"powl", powl, &TWOL, &MINFL, &ZEROL, 0},
+ {"powl", powl, &MTWOL, &MINFL, &ZEROL, 0},
+ {"powl", powl, &HALFL, &MINFL, &INFINITYL, 0},
+ {"powl", powl, &MHALFL, &MINFL, &INFINITYL, 0},
+ {"powl", powl, &INFINITYL, &HALFL, &INFINITYL, 0},
+ {"powl", powl, &INFINITYL, &TWOL, &INFINITYL, 0},
+ {"powl", powl, &INFINITYL, &MHALFL, &ZEROL, 0},
+ {"powl", powl, &INFINITYL, &MTWOL, &ZEROL, 0},
+ {"powl", powl, &MINFL, &THREEL, &MINFL, 0},
+ {"powl", powl, &MINFL, &TWOL, &INFINITYL, 0},
+ {"powl", powl, &MINFL, &MTHREEL, &NEGZEROL, 0},
+ {"powl", powl, &MINFL, &MTWOL, &ZEROL, 0},
+ {"powl", powl, &NANL, &ONEL, &NANL, 0},
+ {"powl", powl, &ONEL, &NANL, &NANL, 0},
+ {"powl", powl, &NANL, &NANL, &NANL, 0},
+ {"powl", powl, &ONEL, &INFINITYL, &NANL, 0},
+ {"powl", powl, &MONEL, &INFINITYL, &NANL, 0},
+ {"powl", powl, &ONEL, &MINFL, &NANL, 0},
+ {"powl", powl, &MONEL, &MINFL, &NANL, 0},
+ {"powl", powl, &MTWOL, &HALFL, &NANL, 0},
+ {"powl", powl, &ZEROL, &MTHREEL, &INFINITYL, 0},
+ {"powl", powl, &NEGZEROL, &MTHREEL, &MINFL, 0},
+ {"powl", powl, &ZEROL, &MHALFL, &INFINITYL, 0},
+ {"powl", powl, &NEGZEROL, &MHALFL, &INFINITYL, 0},
+ {"powl", powl, &ZEROL, &THREEL, &ZEROL, 0},
+ {"powl", powl, &NEGZEROL, &THREEL, &NEGZEROL, 0},
+ {"powl", powl, &ZEROL, &HALFL, &ZEROL, 0},
+ {"powl", powl, &NEGZEROL, &HALFL, &ZEROL, 0},
+ {"null", NULL, &ZEROL, &ZEROL, &ZEROL, 0},
+};
+
+/* Integer functions of one variable. */
+
+int isnanl (long double);
+int signbitl (long double);
+
+struct intans
+ {
+ char *name; /* Name of the function. */
+ int (*func) (long double);
+ long double *arg1;
+ int ianswer;
+ };
+
+struct intans test3[] =
+{
+ {"isfinitel", isfinitel, &ZEROL, 1},
+ {"isfinitel", isfinitel, &INFINITYL, 0},
+ {"isfinitel", isfinitel, &MINFL, 0},
+ {"isnanl", isnanl, &NANL, 1},
+ {"isnanl", isnanl, &INFINITYL, 0},
+ {"isnanl", isnanl, &ZEROL, 0},
+ {"isnanl", isnanl, &NEGZEROL, 0},
+ {"signbitl", signbitl, &NEGZEROL, 1},
+ {"signbitl", signbitl, &MONEL, 1},
+ {"signbitl", signbitl, &ZEROL, 0},
+ {"signbitl", signbitl, &ONEL, 0},
+ {"signbitl", signbitl, &MINFL, 1},
+ {"signbitl", signbitl, &INFINITYL, 0},
+ {"null", NULL, &ZEROL, 0},
+};
+
+static volatile long double x1;
+static volatile long double x2;
+static volatile long double y;
+static volatile long double answer;
+
+int
+main ()
+{
+ int i, nerrors, k, ianswer, ntests;
+ long double (*fun1) (long double);
+ long double (*fun2) (long double, long double);
+ int (*fun3) (long double);
+ long double e;
+ union
+ {
+ long double d;
+ char c[12];
+ } u, v;
+
+ /* This masks off fpu exceptions on i386. */
+ /* setfpu(0x137f); */
+ nerrors = 0;
+ ntests = 0;
+ MINFL = -INFINITYL;
+ MPIL = -PIL;
+ MPIO2L = -PIO2L;
+ MPIO4L = -PIO4L;
+ i = 0;
+ for (;;)
+ {
+ fun1 = test1[i].func;
+ if (fun1 == NULL)
+ break;
+ x1 = *(test1[i].arg1);
+ y = (*(fun1)) (x1);
+ answer = *(test1[i].answer);
+ if (test1[i].thresh == 0)
+ {
+ v.d = answer;
+ u.d = y;
+ if (memcmp(u.c, v.c, 10) != 0)
+ {
+ /* O.K. if both are NaNs of some sort. */
+ if (isnanl(v.d) && isnanl(u.d))
+ goto nxttest1;
+ goto wrongone;
+ }
+ else
+ goto nxttest1;
+ }
+ if (y != answer)
+ {
+ e = y - answer;
+ if (answer != 0.0L)
+ e = e / answer;
+ if (e < 0)
+ e = -e;
+ if (e > test1[i].thresh * MACHEPL)
+ {
+wrongone:
+ printf ("%s (%.20Le) = %.20Le\n should be %.20Le\n",
+ test1[i].name, x1, y, answer);
+ nerrors += 1;
+ }
+ }
+nxttest1:
+ ntests += 1;
+ i += 1;
+ }
+
+ i = 0;
+ for (;;)
+ {
+ fun2 = test2[i].func;
+ if (fun2 == NULL)
+ break;
+ x1 = *(test2[i].arg1);
+ x2 = *(test2[i].arg2);
+ y = (*(fun2)) (x1, x2);
+ answer = *(test2[i].answer);
+ if (test2[i].thresh == 0)
+ {
+ v.d = answer;
+ u.d = y;
+ if (memcmp(u.c, v.c, 10) != 0)
+ {
+ /* O.K. if both are NaNs of some sort. */
+ if (isnanl(v.d) && isnanl(u.d))
+ goto nxttest2;
+ goto wrongtwo;
+ }
+ else
+ goto nxttest2;
+ }
+ if (y != answer)
+ {
+ e = y - answer;
+ if (answer != 0.0L)
+ e = e / answer;
+ if (e < 0)
+ e = -e;
+ if (e > test2[i].thresh * MACHEPL)
+ {
+wrongtwo:
+ printf ("%s (%.20Le, %.20Le) = %.20Le\n should be %.20Le\n",
+ test2[i].name, x1, x2, y, answer);
+ nerrors += 1;
+ }
+ }
+nxttest2:
+ ntests += 1;
+ i += 1;
+ }
+
+
+ i = 0;
+ for (;;)
+ {
+ fun3 = test3[i].func;
+ if (fun3 == NULL)
+ break;
+ x1 = *(test3[i].arg1);
+ k = (*(fun3)) (x1);
+ ianswer = test3[i].ianswer;
+ if (k != ianswer)
+ {
+ printf ("%s (%.20Le) = %d\n should be. %d\n",
+ test3[i].name, x1, k, ianswer);
+ nerrors += 1;
+ }
+ ntests += 1;
+ i += 1;
+ }
+
+ printf ("testvect: %d errors in %d tests\n", nerrors, ntests);
+ exit (0);
+}