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Fix warnings

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This change fixes Cosmopolitan so it has fewer opinions about compiler
warnings. The whole repository had to be cleaned up to be buildable in
-Werror -Wall mode. This lets us benefit from things like strict const
checking. Some actual bugs might have been caught too.
This commit is contained in:
Justine Tunney 2023-09-01 20:49:13 -07:00
parent e2b3c3618e
commit 0d748ad58e
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GPG key ID: BE714B4575D6E328
571 changed files with 1306 additions and 1888 deletions
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62
test/libc/stdio/mt19937_test.c
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@ -47,7 +47,6 @@ int GetEntropy1(void *c, unsigned char *p, size_t n) {
}
void ctrdrbg1(void *p, size_t n) {
int rc;
size_t i, m;
mbedtls_ctr_drbg_context rng;
mbedtls_ctr_drbg_init(&rng);
@ -65,7 +64,6 @@ int GetEntropy2(void *c, unsigned char *p, size_t n) {
}
void ctrdrbg2(void *p, size_t n) {
int rc;
size_t i, m;
mbedtls_ctr_drbg_context rng;
mbedtls_ctr_drbg_init(&rng);
@ -153,63 +151,3 @@ TEST(mt19937, test) {
ASSERT_EQ(want[i], _mt19937());
}
}
BENCH(mt19937, bench8) {
volatile uint64_t x;
EZBENCH2("lemur64", donothing, x = lemur64());
EZBENCH2("_rand64", donothing, x = _rand64());
EZBENCH2("vigna", donothing, x = vigna());
EZBENCH2("vigna_r", donothing, vigna_r(&x));
EZBENCH2("xorshift", donothing, x = xorshift());
EZBENCH2("knuth", donothing, x = knuth());
EZBENCH2("random", donothing, x = urandom());
EZBENCH2("mt19937", donothing, x = _mt19937());
EZBENCH2("rand64char", donothing, x = _rand64());
size_t i = 0;
volatile uint8_t *p = gc(malloc(3 * 2048 * 2 * 8));
EZBENCH3("rdrand", 2048, donothing, p[i++] = rdrand());
EZBENCH3("rdseed", 2048, donothing, p[i++] = rdseed());
EZBENCH3("getrandom", 2048, donothing, GetRandom(p + i++, 8));
}
BENCH(mt19937, bench32k) {
volatile char *p = gc(malloc(32768));
EZBENCH_N("rngset(_rand64,-1)", 32768, rngset(p, 32768, _rand64, -1));
EZBENCH_N("rngset(rdseed,512)", 32768, rngset(p, 32768, rdseed, 512));
EZBENCH_N("ctrdrbg+rdseed [blk]", 32768, ctrdrbg1(p, 32768));
EZBENCH_N("getrandom [block]", 32768, GetRandom(p, 32768));
EZBENCH_N("vigna [word]", 32768, rngset(p, 32768, vigna, 0));
EZBENCH_N("xorshift [word]", 32768, xorshifta(p, 32768));
EZBENCH_N("knuth [word]", 32768, knutha(p, 32768));
EZBENCH_N("random [word]", 32768, rngset(p, 32768, urandom, 0));
EZBENCH_N("mt19937 [word]", 32768, rngset(p, 32768, _mt19937, 0));
EZBENCH_N("_rand64 [word]", 32768, rngset(p, 32768, _rand64, 0));
EZBENCH_N("rdrand [word]", 32768, rngset(p, 32768, rdrand, 0));
EZBENCH_N("rdseed [word]", 32768, rngset(p, 32768, rdseed, 0));
}
BENCH(mt19937, bench48) {
volatile char *p = gc(malloc(48));
EZBENCH_N("rngset(rdrand,0)", 48, rngset(p, 48, rdrand, 0));
EZBENCH_N("rngset(rdseed,0)", 48, rngset(p, 48, rdseed, 0));
EZBENCH_N("getrandom", 48, GetRandom(p, 48));
}
#if 0
TEST(mt19937, test) {
int i;
uint64_t init[4] = {0x12345ULL, 0x23456ULL, 0x34567ULL, 0x45678ULL};
uint64_t length = 4;
mt19937_init_by_array64(init, length);
printf("1000 outputs of genrand64_int64()\n");
for (i = 0; i < 1000; i++) {
printf("%20llu ", mt19937_genrand64_int64());
if (i % 5 == 4) printf("\n");
}
printf("\n1000 outputs of genrand64_real2()\n");
for (i = 0; i < 1000; i++) {
printf("%10.8f ", mt19937_genrand64_real2());
if (i % 5 == 4) printf("\n");
}
}
#endif