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Remove floating point stack checks in tests 

There is no guarantee that the FP stack is preserved, and apparently
this no longer works with modern compilers. #55.
This commit is contained in:
Milan Bouchet-Valat 2015-02-22 12:20:57 +01:00
parent 8247b5af78
commit eaee935f48
1 changed files with 0 additions and 34 deletions
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34
test/libm-test.c
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@ -343,30 +343,6 @@ print_complex_function_ulps (const char *function_name, FLOAT real_ulp,
#endif
/* Test if Floating-Point stack hasn't changed */
static void
fpstack_test (const char *test_name)
{
#ifdef i386
static int old_stack;
int sw;
asm ("fnstsw" : "=a" (sw));
sw >>= 11;
sw &= 7;
if (sw != old_stack)
{
printf ("FP-Stack wrong after test %s (%d, should be %d)\n",
test_name, sw, old_stack);
++noErrors;
old_stack = sw;
}
#endif
}
static void
print_max_error (const char *func_name, FLOAT allowed, int xfail)
{
@ -564,8 +540,6 @@ check_float_internal (const char *test_name, FLOAT computed, FLOAT expected,
}
}
update_stats (ok, xfail);
fpstack_test (test_name);
}
@ -638,7 +612,6 @@ check_int (const char *test_name, int computed, int expected, int max_ulp,
}
update_stats (ok, xfail);
fpstack_test (test_name);
}
@ -669,7 +642,6 @@ check_long (const char *test_name, long int computed, long int expected,
}
update_stats (ok, xfail);
fpstack_test (test_name);
}
@ -696,7 +668,6 @@ check_bool (const char *test_name, int computed, int expected,
}
update_stats (ok, xfail);
fpstack_test (test_name);
}
@ -729,7 +700,6 @@ check_longlong (const char *test_name, long long int computed,
}
update_stats (ok, xfail);
fpstack_test (test_name);
}
@ -4265,7 +4235,6 @@ yn_test (void)
static void
initialize (void)
{
fpstack_test ("start *init*");
plus_zero = 0.0;
nan_value = plus_zero / plus_zero; /* Suppress GCC warning */
@ -4283,9 +4252,6 @@ initialize (void)
/* Clear all exceptions. From now on we must not get random exceptions. */
feclearexcept (FE_ALL_EXCEPT);
/* Test to make sure we start correctly. */
fpstack_test ("end *init*");
}
#if 0 /* XXX scp XXX */