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* string/test-ffs.c: Also test ffsl and ffsll.

	* sysdeps/powerpc/ffs.c: Don't define ffsl for ppc64.
This commit is contained in:
Ulrich Drepper
2004-04-04 05:53:24 +00:00
parent ecb2b2fb8a
commit 4e73e1151d
5 changed files with 33 additions and 15 deletions
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32
string/test-ffs.c
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@ -1,4 +1,4 @@
/* Copyright (C) 1994, 1997, 2000 Free Software Foundation, Inc.
/* Copyright (C) 1994, 1997, 2000, 2004 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Joel Sherrill (jsherril@redstone-emh2.army.mil),
On-Line Applications Research Corporation.
@ -28,24 +28,32 @@ main (void)
int failures = 0;
int i;
auto void try (int value, int expected);
auto void try (const char *name, long long int param, int value,
int expected);
void try (int value, int expected)
void try (const char *name, long long int param, int value, int expected)
{
if (ffs (value) != expected)
if (value != expected)
{
fprintf (stderr, "%#x expected %d got %d\n",
value, expected, ffs (value));
printf ("%s(%#llx) expected %d got %d\n",
name, param, expected, value);
++failures;
}
else
printf ("%s(%#llx) as expected %d\n", name, param, value);
}
try (0, 0);
for (i=0 ; i<32 ; i++)
try (1<<i, i+1);
for (i=0 ; i<32 ; i++)
try ((~0 >> i) << i, i+1);
try (0x80008000, 16);
#define TEST(fct, type) \
try (#fct, 0, fct ((type) 0), 0); \
for (i=0 ; i < 8 * sizeof (type); i++) \
try (#fct, 1ll << i, fct (((type) 1) << i), i + 1); \
for (i=0 ; i < 8 * sizeof (type) ; i++) \
try (#fct, (~0ll >> i) << i, fct ((~((type) 0) >> i) << i), i + 1); \
try (#fct, 0x80008000, fct ((type) 0x80008000), 16)
TEST (ffs, int);
TEST (ffsl, long int);
TEST (ffsll, long long int);
if (failures)
printf ("Test FAILED! %d failure%s.\n", failures, &"s"[failures == 1]);