#include <limits.h>
#include <stdint.h>
+#include <private/ScopeGuard.h>
+
float float_subnormal() {
union {
float f;
}
TEST(math, lrint) {
+ auto guard = create_scope_guard([]() {
+ fesetenv(FE_DFL_ENV);
+ });
+
fesetround(FE_UPWARD); // lrint/lrintf/lrintl obey the rounding mode.
ASSERT_EQ(1235, lrint(1234.01));
ASSERT_EQ(1235, lrintf(1234.01f));
}
TEST(math, rint) {
+ auto guard = create_scope_guard([]() {
+ fesetenv(FE_DFL_ENV);
+ });
+
fesetround(FE_UPWARD); // rint/rintf/rintl obey the rounding mode.
feclearexcept(FE_ALL_EXCEPT); // rint/rintf/rintl do set the FE_INEXACT flag.
ASSERT_EQ(1234.0, rint(1234.0));
}
TEST(math, nearbyint) {
+ auto guard = create_scope_guard([]() {
+ fesetenv(FE_DFL_ENV);
+ });
fesetround(FE_UPWARD); // nearbyint/nearbyintf/nearbyintl obey the rounding mode.
feclearexcept(FE_ALL_EXCEPT); // nearbyint/nearbyintf/nearbyintl don't set the FE_INEXACT flag.
ASSERT_EQ(1234.0, nearbyint(1234.0));
}
TEST(math, lround) {
+ auto guard = create_scope_guard([]() {
+ fesetenv(FE_DFL_ENV);
+ });
fesetround(FE_UPWARD); // lround ignores the rounding mode.
ASSERT_EQ(1234, lround(1234.01));
ASSERT_EQ(1234, lroundf(1234.01f));
}
TEST(math, llround) {
+ auto guard = create_scope_guard([]() {
+ fesetenv(FE_DFL_ENV);
+ });
fesetround(FE_UPWARD); // llround ignores the rounding mode.
ASSERT_EQ(1234L, llround(1234.01));
ASSERT_EQ(1234L, llroundf(1234.01f));
}
TEST(math, round) {
+ auto guard = create_scope_guard([]() {
+ fesetenv(FE_DFL_ENV);
+ });
fesetround(FE_TOWARDZERO); // round ignores the rounding mode and always rounds away from zero.
ASSERT_DOUBLE_EQ(1.0, round(0.5));
ASSERT_DOUBLE_EQ(-1.0, round(-0.5));
}
TEST(math, roundf) {
+ auto guard = create_scope_guard([]() {
+ fesetenv(FE_DFL_ENV);
+ });
fesetround(FE_TOWARDZERO); // roundf ignores the rounding mode and always rounds away from zero.
ASSERT_FLOAT_EQ(1.0f, roundf(0.5f));
ASSERT_FLOAT_EQ(-1.0f, roundf(-0.5f));
}
TEST(math, roundl) {
+ auto guard = create_scope_guard([]() {
+ fesetenv(FE_DFL_ENV);
+ });
fesetround(FE_TOWARDZERO); // roundl ignores the rounding mode and always rounds away from zero.
ASSERT_DOUBLE_EQ(1.0L, roundl(0.5L));
ASSERT_DOUBLE_EQ(-1.0L, roundl(-0.5L));
}
TEST(math, trunc) {
+ auto guard = create_scope_guard([]() {
+ fesetenv(FE_DFL_ENV);
+ });
fesetround(FE_UPWARD); // trunc ignores the rounding mode and always rounds toward zero.
ASSERT_DOUBLE_EQ(1.0, trunc(1.5));
ASSERT_DOUBLE_EQ(-1.0, trunc(-1.5));
}
TEST(math, truncf) {
+ auto guard = create_scope_guard([]() {
+ fesetenv(FE_DFL_ENV);
+ });
fesetround(FE_UPWARD); // truncf ignores the rounding mode and always rounds toward zero.
ASSERT_FLOAT_EQ(1.0f, truncf(1.5f));
ASSERT_FLOAT_EQ(-1.0f, truncf(-1.5f));
}
TEST(math, truncl) {
+ auto guard = create_scope_guard([]() {
+ fesetenv(FE_DFL_ENV);
+ });
fesetround(FE_UPWARD); // truncl ignores the rounding mode and always rounds toward zero.
ASSERT_DOUBLE_EQ(1.0L, truncl(1.5L));
ASSERT_DOUBLE_EQ(-1.0L, truncl(-1.5L));
const size_t MAX_LEN;
Character *ptr, *ptr1, *ptr2;
size_t n;
- int len[ITER + 1];
+ size_t len[ITER + 1];
private:
static size_t alignments[];
n = 0;
len[n++] = 0;
for (size_t i = 1; i < ITER; ++i) {
- int l = (int) exp(log((double) MAX_LEN) * i / ITER);
+ size_t l = static_cast<size_t>(exp(log(static_cast<double>(MAX_LEN)) * i / ITER));
if (l != len[n - 1]) {
len[n++] = l;
}
}
state.ptr1[state.len[i] - 1] = '\0';
- int pos = random() % state.MAX_LEN;
+ size_t pos = random() % state.MAX_LEN;
char* expected;
if (pos >= state.len[i] - 1) {
if (seek_char == 0) {
state.ptr1[state.len[i] - 1] = '\0';
state.ptr2[state.len[i] - 1] = '\0';
- int pos = 1 + (random() % (state.MAX_LEN - 1));
+ size_t pos = 1 + (random() % (state.MAX_LEN - 1));
int actual;
int expected;
if (pos >= state.len[i] - 1) {
state.ptr2[state.MAX_LEN - 1] = '\0';
memcpy(state.ptr, state.ptr2, state.MAX_LEN + state.len[i]);
- int pos = random() % state.MAX_LEN;
+ size_t pos = random() % state.MAX_LEN;
memset(state.ptr1, '\3', pos);
state.ptr1[pos] = '\0';
if (pos < state.len[i]) {
state.ptr1[state.len[i] - 1] = '\0';
state.ptr2[state.len[i] - 1] = '\0';
- int pos = 1 + (random() % (state.MAX_LEN - 1));
+ size_t pos = 1 + (random() % (state.MAX_LEN - 1));
int actual;
int expected;
if (pos >= state.len[i] - 1) {
}
state.ptr1[state.len[i] - 1] = '\0';
- int pos = random() % state.MAX_LEN;
+ size_t pos = random() % state.MAX_LEN;
char* expected;
if (pos >= state.len[i] - 1) {
if (seek_char == 0) {
for (state.BeginIterations(); state.HasNextIteration(); state.NextIteration()) {
memset(state.ptr1, ~seek_char, state.len[i]);
- int pos = random() % state.MAX_LEN;
+ size_t pos = random() % state.MAX_LEN;
char* expected;
if (pos >= state.len[i]) {
expected = NULL;
for (state.BeginIterations(); state.HasNextIteration(); state.NextIteration()) {
memset(state.ptr1, ~seek_char, state.len[i]);
- int pos = random() % state.MAX_LEN;
+ size_t pos = random() % state.MAX_LEN;
char* expected;
if (pos >= state.len[i]) {
expected = NULL;