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authorUlrich Drepper <drepper@redhat.com>1999-09-06 22:16:55 +0000
committerUlrich Drepper <drepper@redhat.com>1999-09-06 22:16:55 +0000
commit39d31947cfc072d319ed5c5e69a0dfcd9c98e7d5 (patch)
treeaeac85e24cf537be551f04272559a0943ef45ea4 /math
parent7fcc87f4673c79e7dbcc7d972e646383b5e47ce3 (diff)
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Update.
1999-09-06 Ulrich Drepper <drepper@cygnus.com> * time/ap.c: Removed. It was not used. * time/date.c: Likewise. * sysdeps/unix/nlist.c: Likewise. * sysdeps/generic/nlist.c: Likewise. * sysdeps/generic/varargs.h: Likewise. * stdio-common/scanf11.c: Likewise. * stdio-common/scanf6.c: Likewise. * scripts/=__ify: Likewise. * scripts/printsources: Likewise. * resolv/getnetnamadr.c: Likewise. * posix/id.c: Likewise. * misc/ioctltst.c: Likewise. * misc/nlist.h: Likewise. * math/test-math.h: Likewise. * include/nlist.h: Likewise.
Diffstat (limited to 'math')
-rw-r--r--math/test-math.c150
1 files changed, 0 insertions, 150 deletions
diff --git a/math/test-math.c b/math/test-math.c
deleted file mode 100644
index edd82a3..0000000
--- a/math/test-math.c
+++ /dev/null
@@ -1,150 +0,0 @@
-#include <stdio.h>
-#include <math.h>
-#include <stdlib.h>
-#include <errno.h>
-#include <string.h>
-
-void print_trig_stuff __P ((void));
-
-int
-main (int argc, char *argv[])
-{
- const char str[] = "123.456";
- double x,h,li,lr,a,lrr;
-
- if (signbit (argc < 1 ? -0.0 : 0.0))
- /* I don't make this an error for now. --drepper */
- fputs ("\n*** Your compiler has a bug. Consider upgrading\n\n", stderr);
-
- x = atof (str);
-
- printf ("%g %g\n", x, pow (10.0, 3.0));
-
- x = sinh(2.0);
-
- printf("sinh(2.0) = %g\n", x);
-
- x = sinh(3.0);
-
- printf("sinh(3.0) = %g\n", x);
-
- h = hypot(2.0,3.0);
-
- printf("h=%g\n", h);
-
- a = atan2(3.0, 2.0);
-
- printf("atan2(3,2) = %g\n", a);
-
- lr = pow(h,4.0);
-
- printf("pow(%g,4.0) = %g\n", h, lr);
-
- lrr = lr;
-
- li = 4.0 * a;
-
- lr = lr / exp(a*5.0);
-
- printf("%g / exp(%g * 5) = %g\n", lrr, a, lr);
-
- lrr = li;
-
- li += 5.0 * log(h);
-
- printf("%g + 5*log(%g) = %g\n", lrr, h, li);
-
- printf("cos(%g) = %g, sin(%g) = %g\n", li, cos(li), li, sin(li));
-
- x = drem(10.3435,6.2831852);
-
- printf("drem(10.3435,6.2831852) = %g\n", x);
-
- x = drem(-10.3435,6.2831852);
-
- printf("drem(-10.3435,6.2831852) = %g\n", x);
-
- x = drem(-10.3435,-6.2831852);
-
- printf("drem(-10.3435,-6.2831852) = %g\n", x);
-
- x = drem(10.3435,-6.2831852);
-
- printf("drem(10.3435,-6.2831852) = %g\n", x);
-
-
- printf("x%8.6gx\n", .5);
- printf("x%-8.6gx\n", .5);
- printf("x%6.6gx\n", .5);
-
- {
- double x = atof ("-1e-17-");
- printf ("%g %c= %g %s!\n",
- x,
- x == -1e-17 ? '=' : '!',
- -1e-17,
- x == -1e-17 ? "Worked" : "Failed");
- }
-
- print_trig_stuff ();
-
- return 0;
-}
-
-
-const double RAD[5] = { 0, M_PI/2, M_PI, (3*M_PI)/2, 2*M_PI };
-
-#define PRINT_IT_1_ARG(_func, _arg, _value) \
- (_value) = (_func) ((_arg)); \
- if (errno) { \
- errno = 0; \
- printf ("%s = ERROR %s\n", #_func, strerror (errno)); \
- } else \
- printf ("%s(%g) = %g\n", #_func, _arg, (_value)); \
-
-#define PRINT_IT_2_ARG(_func, _arg1, _arg2, _value) \
- (_value) = (_func) ((_arg1),(_arg2)); \
- if (errno) { \
- errno = 0; \
- printf ("%s = ERROR %s\n", #_func, strerror (errno)); \
- } else \
- printf ("%s(%g, %g) = %g\n", #_func, _arg1, _arg2, (_value)); \
-
-void
-print_trig_stuff(void)
-{
- double value, arg1, arg2;
- int i;
-
- puts ("\n\nMath Test");
-
- errno = 0; /* automatically reset on error condition */
- for (i=0; i<4; i++)
- {
- PRINT_IT_1_ARG (sin, RAD[i], value);
- PRINT_IT_1_ARG (cos, RAD[i], value);
- PRINT_IT_1_ARG (tan, RAD[i], value);
- PRINT_IT_1_ARG (asin, RAD[i], value);
- PRINT_IT_1_ARG (acos, RAD[i], value);
- PRINT_IT_1_ARG (atan, RAD[i], value);
- PRINT_IT_2_ARG (atan2, RAD[i], -RAD[i % 4], value);
- }
-
- arg1 = 16;
- arg2 = 3;
- PRINT_IT_1_ARG (exp, arg1, value);
- PRINT_IT_1_ARG (log, arg1, value);
- PRINT_IT_1_ARG (log10, arg1, value);
- PRINT_IT_2_ARG (pow, arg1, arg2, value);
- PRINT_IT_1_ARG (sqrt, arg1, value);
- PRINT_IT_1_ARG (cbrt, arg1, value);
- PRINT_IT_2_ARG (hypot, arg1, arg2, value);
- PRINT_IT_1_ARG (expm1, arg1, value);
- PRINT_IT_1_ARG (log1p, arg1, value);
- PRINT_IT_1_ARG (sinh, arg1, value);
- PRINT_IT_1_ARG (cosh, arg1, value);
- PRINT_IT_1_ARG (tanh, arg1, value);
- PRINT_IT_1_ARG (asinh, arg1, value);
- PRINT_IT_1_ARG (acosh, arg1, value);
- PRINT_IT_1_ARG (atanh, arg1, value);
-}