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cosmopolitan/third_party/duktape/duk_selftest.c

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/*
* Self tests to ensure execution environment is sane. Intended to catch
* compiler/platform problems which cannot be detected at compile time.
*/
#include "third_party/duktape/duk_internal.h"
#if defined(DUK_USE_SELF_TESTS)
/*
* Unions and structs for self tests
*/
typedef union {
double d;
duk_uint8_t x[8];
} duk__test_double_union;
/* Self test failed. Expects a local variable 'error_count' to exist. */
#define DUK__FAILED(msg) do { \
DUK_D(DUK_DPRINT("self test failed: " #msg " at " DUK_FILE_MACRO ":" DUK_MACRO_STRINGIFY(DUK_LINE_MACRO))); \
error_count++; \
} while (0)
#define DUK__DBLUNION_CMP_TRUE(a,b) do { \
if (duk_memcmp((const void *) (a), (const void *) (b), sizeof(duk__test_double_union)) != 0) { \
DUK__FAILED("double union compares false (expected true)"); \
} \
} while (0)
#define DUK__DBLUNION_CMP_FALSE(a,b) do { \
if (duk_memcmp((const void *) (a), (const void *) (b), sizeof(duk__test_double_union)) == 0) { \
DUK__FAILED("double union compares true (expected false)"); \
} \
} while (0)
typedef union {
duk_uint32_t i;
duk_uint8_t x[8];
} duk__test_u32_union;
#if defined(DUK_USE_INTEGER_LE)
#define DUK__U32_INIT(u, a, b, c, d) do { \
(u)->x[0] = (d); (u)->x[1] = (c); (u)->x[2] = (b); (u)->x[3] = (a); \
} while (0)
#elif defined(DUK_USE_INTEGER_ME)
#error integer mixed endian not supported now
#elif defined(DUK_USE_INTEGER_BE)
#define DUK__U32_INIT(u, a, b, c, d) do { \
(u)->x[0] = (a); (u)->x[1] = (b); (u)->x[2] = (c); (u)->x[3] = (d); \
} while (0)
#else
#error unknown integer endianness
#endif
#if defined(DUK_USE_DOUBLE_LE)
#define DUK__DOUBLE_INIT(u, a, b, c, d, e, f, g, h) do { \
(u)->x[0] = (h); (u)->x[1] = (g); (u)->x[2] = (f); (u)->x[3] = (e); \
(u)->x[4] = (d); (u)->x[5] = (c); (u)->x[6] = (b); (u)->x[7] = (a); \
} while (0)
#define DUK__DOUBLE_COMPARE(u, a, b, c, d, e, f, g, h) \
((u)->x[0] == (h) && (u)->x[1] == (g) && (u)->x[2] == (f) && (u)->x[3] == (e) && \
(u)->x[4] == (d) && (u)->x[5] == (c) && (u)->x[6] == (b) && (u)->x[7] == (a))
#elif defined(DUK_USE_DOUBLE_ME)
#define DUK__DOUBLE_INIT(u, a, b, c, d, e, f, g, h) do { \
(u)->x[0] = (d); (u)->x[1] = (c); (u)->x[2] = (b); (u)->x[3] = (a); \
(u)->x[4] = (h); (u)->x[5] = (g); (u)->x[6] = (f); (u)->x[7] = (e); \
} while (0)
#define DUK__DOUBLE_COMPARE(u, a, b, c, d, e, f, g, h) \
((u)->x[0] == (d) && (u)->x[1] == (c) && (u)->x[2] == (b) && (u)->x[3] == (a) && \
(u)->x[4] == (h) && (u)->x[5] == (g) && (u)->x[6] == (f) && (u)->x[7] == (e))
#elif defined(DUK_USE_DOUBLE_BE)
#define DUK__DOUBLE_INIT(u, a, b, c, d, e, f, g, h) do { \
(u)->x[0] = (a); (u)->x[1] = (b); (u)->x[2] = (c); (u)->x[3] = (d); \
(u)->x[4] = (e); (u)->x[5] = (f); (u)->x[6] = (g); (u)->x[7] = (h); \
} while (0)
#define DUK__DOUBLE_COMPARE(u, a, b, c, d, e, f, g, h) \
((u)->x[0] == (a) && (u)->x[1] == (b) && (u)->x[2] == (c) && (u)->x[3] == (d) && \
(u)->x[4] == (e) && (u)->x[5] == (f) && (u)->x[6] == (g) && (u)->x[7] == (h))
#else
#error unknown double endianness
#endif
/*
* Various sanity checks for typing
*/
DUK_LOCAL duk_uint_t duk__selftest_types(void) {
duk_uint_t error_count = 0;
if (!(sizeof(duk_int8_t) == 1 &&
sizeof(duk_uint8_t) == 1 &&
sizeof(duk_int16_t) == 2 &&
sizeof(duk_uint16_t) == 2 &&
sizeof(duk_int32_t) == 4 &&
sizeof(duk_uint32_t) == 4)) {
DUK__FAILED("duk_(u)int{8,16,32}_t size");
}
#if defined(DUK_USE_64BIT_OPS)
if (!(sizeof(duk_int64_t) == 8 &&
sizeof(duk_uint64_t) == 8)) {
DUK__FAILED("duk_(u)int64_t size");
}
#endif
if (!(sizeof(duk_size_t) >= sizeof(duk_uint_t))) {
/* Some internal code now assumes that all duk_uint_t values
* can be expressed with a duk_size_t.
*/
DUK__FAILED("duk_size_t is smaller than duk_uint_t");
}
if (!(sizeof(duk_int_t) >= 4)) {
DUK__FAILED("duk_int_t is not 32 bits");
}
return error_count;
}
/*
* Packed tval sanity
*/
DUK_LOCAL duk_uint_t duk__selftest_packed_tval(void) {
duk_uint_t error_count = 0;
#if defined(DUK_USE_PACKED_TVAL)
if (sizeof(void *) > 4) {
DUK__FAILED("packed duk_tval in use but sizeof(void *) > 4");
}
#endif
return error_count;
}
/*
* Two's complement arithmetic.
*/
DUK_LOCAL duk_uint_t duk__selftest_twos_complement(void) {
duk_uint_t error_count = 0;
volatile int test;
test = -1;
/* Note that byte order doesn't affect this test: all bytes in
* 'test' will be 0xFF for two's complement.
*/
if (((volatile duk_uint8_t *) &test)[0] != (duk_uint8_t) 0xff) {
DUK__FAILED("two's complement arithmetic");
}
return error_count;
}
/*
* Byte order. Important to self check, because on some exotic platforms
* there is no actual detection but rather assumption based on platform
* defines.
*/
DUK_LOCAL duk_uint_t duk__selftest_byte_order(void) {
duk_uint_t error_count = 0;
duk__test_u32_union u1;
duk__test_double_union u2;
/*
* >>> struct.pack('>d', 102030405060).encode('hex')
* '4237c17c6dc40000'
*/
DUK__U32_INIT(&u1, 0xde, 0xad, 0xbe, 0xef);
DUK__DOUBLE_INIT(&u2, 0x42, 0x37, 0xc1, 0x7c, 0x6d, 0xc4, 0x00, 0x00);
if (u1.i != (duk_uint32_t) 0xdeadbeefUL) {
DUK__FAILED("duk_uint32_t byte order");
}
if (!duk_double_equals(u2.d, 102030405060.0)) {
DUK__FAILED("double byte order");
}
return error_count;
}
/*
* DUK_BSWAP macros
*/
DUK_LOCAL duk_uint_t duk__selftest_bswap_macros(void) {
duk_uint_t error_count = 0;
volatile duk_uint32_t x32_input, x32_output;
duk_uint32_t x32;
volatile duk_uint16_t x16_input, x16_output;
duk_uint16_t x16;
duk_double_union du;
duk_double_t du_diff;
#if defined(DUK_BSWAP64)
volatile duk_uint64_t x64_input, x64_output;
duk_uint64_t x64;
#endif
/* Cover both compile time and runtime bswap operations, as these
* may have different bugs.
*/
x16_input = 0xbeefUL;
x16 = x16_input;
x16 = DUK_BSWAP16(x16);
x16_output = x16;
if (x16_output != (duk_uint16_t) 0xefbeUL) {
DUK__FAILED("DUK_BSWAP16");
}
x16 = 0xbeefUL;
x16 = DUK_BSWAP16(x16);
if (x16 != (duk_uint16_t) 0xefbeUL) {
DUK__FAILED("DUK_BSWAP16");
}
x32_input = 0xdeadbeefUL;
x32 = x32_input;
x32 = DUK_BSWAP32(x32);
x32_output = x32;
if (x32_output != (duk_uint32_t) 0xefbeaddeUL) {
DUK__FAILED("DUK_BSWAP32");
}
x32 = 0xdeadbeefUL;
x32 = DUK_BSWAP32(x32);
if (x32 != (duk_uint32_t) 0xefbeaddeUL) {
DUK__FAILED("DUK_BSWAP32");
}
#if defined(DUK_BSWAP64)
x64_input = DUK_U64_CONSTANT(0x8899aabbccddeeff);
x64 = x64_input;
x64 = DUK_BSWAP64(x64);
x64_output = x64;
if (x64_output != (duk_uint64_t) DUK_U64_CONSTANT(0xffeeddccbbaa9988)) {
DUK__FAILED("DUK_BSWAP64");
}
x64 = DUK_U64_CONSTANT(0x8899aabbccddeeff);
x64 = DUK_BSWAP64(x64);
if (x64 != (duk_uint64_t) DUK_U64_CONSTANT(0xffeeddccbbaa9988)) {
DUK__FAILED("DUK_BSWAP64");
}
#endif
/* >>> struct.unpack('>d', '4000112233445566'.decode('hex'))
* (2.008366013071895,)
*/
du.uc[0] = 0x40; du.uc[1] = 0x00; du.uc[2] = 0x11; du.uc[3] = 0x22;
du.uc[4] = 0x33; du.uc[5] = 0x44; du.uc[6] = 0x55; du.uc[7] = 0x66;
DUK_DBLUNION_DOUBLE_NTOH(&du);
du_diff = du.d - 2.008366013071895;
#if 0
DUK_D(DUK_DPRINT("du_diff: %lg\n", (double) du_diff));
#endif
if (du_diff > 1e-15) {
/* Allow very small lenience because some compilers won't parse
* exact IEEE double constants (happened in matrix testing with
* Linux gcc-4.8 -m32 at least).
*/
#if 0
DUK_D(DUK_DPRINT("Result of DUK_DBLUNION_DOUBLE_NTOH: %02x %02x %02x %02x %02x %02x %02x %02x\n",
(unsigned int) du.uc[0], (unsigned int) du.uc[1],
(unsigned int) du.uc[2], (unsigned int) du.uc[3],
(unsigned int) du.uc[4], (unsigned int) du.uc[5],
(unsigned int) du.uc[6], (unsigned int) du.uc[7]));
#endif
DUK__FAILED("DUK_DBLUNION_DOUBLE_NTOH");
}
return error_count;
}
/*
* Basic double / byte union memory layout.
*/
DUK_LOCAL duk_uint_t duk__selftest_double_union_size(void) {
duk_uint_t error_count = 0;
if (sizeof(duk__test_double_union) != 8) {
DUK__FAILED("invalid union size");
}
return error_count;
}
/*
* Union aliasing, see misc/clang_aliasing.c.
*/
DUK_LOCAL duk_uint_t duk__selftest_double_aliasing(void) {
/* This testcase fails when Emscripten-generated code runs on Firefox.
* It's not an issue because the failure should only affect packed
* duk_tval representation, which is not used with Emscripten.
*/
#if defined(DUK_USE_PACKED_TVAL)
duk_uint_t error_count = 0;
duk__test_double_union a, b;
/* Test signaling NaN and alias assignment in all endianness combinations.
*/
/* little endian */
a.x[0] = 0x11; a.x[1] = 0x22; a.x[2] = 0x33; a.x[3] = 0x44;
a.x[4] = 0x00; a.x[5] = 0x00; a.x[6] = 0xf1; a.x[7] = 0xff;
b = a;
DUK__DBLUNION_CMP_TRUE(&a, &b);
/* big endian */
a.x[0] = 0xff; a.x[1] = 0xf1; a.x[2] = 0x00; a.x[3] = 0x00;
a.x[4] = 0x44; a.x[5] = 0x33; a.x[6] = 0x22; a.x[7] = 0x11;
b = a;
DUK__DBLUNION_CMP_TRUE(&a, &b);
/* mixed endian */
a.x[0] = 0x00; a.x[1] = 0x00; a.x[2] = 0xf1; a.x[3] = 0xff;
a.x[4] = 0x11; a.x[5] = 0x22; a.x[6] = 0x33; a.x[7] = 0x44;
b = a;
DUK__DBLUNION_CMP_TRUE(&a, &b);
return error_count;
#else
DUK_D(DUK_DPRINT("skip double aliasing self test when duk_tval is not packed"));
return 0;
#endif
}
/*
* Zero sign, see misc/tcc_zerosign2.c.
*/
DUK_LOCAL duk_uint_t duk__selftest_double_zero_sign(void) {
duk_uint_t error_count = 0;
duk__test_double_union a, b;
a.d = 0.0;
b.d = -a.d;
DUK__DBLUNION_CMP_FALSE(&a, &b);
return error_count;
}
/*
* Rounding mode: Duktape assumes round-to-nearest, check that this is true.
* If we had C99 fenv.h we could check that fegetround() == FE_TONEAREST,
* but we don't want to rely on that header; and even if we did, it's good
* to ensure the rounding actually works.
*/
DUK_LOCAL duk_uint_t duk__selftest_double_rounding(void) {
duk_uint_t error_count = 0;
duk__test_double_union a, b, c;
#if 0
/* Include <fenv.h> and test manually; these trigger failures: */
fesetround(FE_UPWARD);
fesetround(FE_DOWNWARD);
fesetround(FE_TOWARDZERO);
/* This is the default and passes. */
fesetround(FE_TONEAREST);
#endif
/* Rounding tests check that none of the other modes (round to
* +Inf, round to -Inf, round to zero) can be active:
* http://www.gnu.org/software/libc/manual/html_node/Rounding.html
*/
/* 1.0 + 2^(-53): result is midway between 1.0 and 1.0 + ulp.
* Round to nearest: 1.0
* Round to +Inf: 1.0 + ulp
* Round to -Inf: 1.0
* Round to zero: 1.0
* => Correct result eliminates round to +Inf.
*/
DUK__DOUBLE_INIT(&a, 0xf0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00);
DUK__DOUBLE_INIT(&b, 0x3c, 0xa0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00);
duk_memset((void *) &c, 0, sizeof(c));
c.d = a.d + b.d;
if (!DUK__DOUBLE_COMPARE(&c, 0xf0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00)) {
DUK_D(DUK_DPRINT("broken result (native endiannesss): %02x %02x %02x %02x %02x %02x %02x %02x",
(unsigned int) c.x[0], (unsigned int) c.x[1],
(unsigned int) c.x[2], (unsigned int) c.x[3],
(unsigned int) c.x[4], (unsigned int) c.x[5],
(unsigned int) c.x[6], (unsigned int) c.x[7]));
DUK__FAILED("invalid result from 1.0 + 0.5ulp");
}
/* (1.0 + ulp) + 2^(-53): result is midway between 1.0 + ulp and 1.0 + 2*ulp.
* Round to nearest: 1.0 + 2*ulp (round to even mantissa)
* Round to +Inf: 1.0 + 2*ulp
* Round to -Inf: 1.0 + ulp
* Round to zero: 1.0 + ulp
* => Correct result eliminates round to -Inf and round to zero.
*/
DUK__DOUBLE_INIT(&a, 0x3f, 0xf0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01);
DUK__DOUBLE_INIT(&b, 0x3c, 0xa0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00);
duk_memset((void *) &c, 0, sizeof(c));
c.d = a.d + b.d;
if (!DUK__DOUBLE_COMPARE(&c, 0x3f, 0xf0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02)) {
DUK_D(DUK_DPRINT("broken result (native endiannesss): %02x %02x %02x %02x %02x %02x %02x %02x",
(unsigned int) c.x[0], (unsigned int) c.x[1],
(unsigned int) c.x[2], (unsigned int) c.x[3],
(unsigned int) c.x[4], (unsigned int) c.x[5],
(unsigned int) c.x[6], (unsigned int) c.x[7]));
DUK__FAILED("invalid result from (1.0 + ulp) + 0.5ulp");
}
/* Could do negative number testing too, but the tests above should
* differentiate between IEEE 754 rounding modes.
*/
return error_count;
}
/*
* fmod(): often a portability issue in embedded or bare platform targets.
* Check for at least minimally correct behavior. Unlike some other math
* functions (like cos()) Duktape relies on fmod() internally too.
*/
DUK_LOCAL duk_uint_t duk__selftest_fmod(void) {
duk_uint_t error_count = 0;
duk__test_double_union u1, u2;
volatile duk_double_t t1, t2, t3;
/* fmod() with integer argument and exponent 2^32 is used by e.g.
* ToUint32() and some Duktape internals.
*/
u1.d = DUK_FMOD(10.0, 4294967296.0);
u2.d = 10.0;
DUK__DBLUNION_CMP_TRUE(&u1, &u2);
u1.d = DUK_FMOD(4294967306.0, 4294967296.0);
u2.d = 10.0;
DUK__DBLUNION_CMP_TRUE(&u1, &u2);
u1.d = DUK_FMOD(73014444042.0, 4294967296.0);
u2.d = 10.0;
DUK__DBLUNION_CMP_TRUE(&u1, &u2);
/* 52-bit integer split into two parts:
* >>> 0x1fedcba9876543
* 8987183256397123
* >>> float(0x1fedcba9876543) / float(2**53)
* 0.9977777777777778
*/
u1.d = DUK_FMOD(8987183256397123.0, 4294967296.0);
u2.d = (duk_double_t) 0xa9876543UL;
DUK__DBLUNION_CMP_TRUE(&u1, &u2);
t1 = 8987183256397123.0;
t2 = 4294967296.0;
t3 = t1 / t2;
u1.d = DUK_FLOOR(t3);
u2.d = (duk_double_t) 0x1fedcbUL;
DUK__DBLUNION_CMP_TRUE(&u1, &u2);
/* C99 behavior is for fmod() result sign to mathc argument sign. */
u1.d = DUK_FMOD(-10.0, 4294967296.0);
u2.d = -10.0;
DUK__DBLUNION_CMP_TRUE(&u1, &u2);
u1.d = DUK_FMOD(-4294967306.0, 4294967296.0);
u2.d = -10.0;
DUK__DBLUNION_CMP_TRUE(&u1, &u2);
u1.d = DUK_FMOD(-73014444042.0, 4294967296.0);
u2.d = -10.0;
DUK__DBLUNION_CMP_TRUE(&u1, &u2);
return error_count;
}
/*
* Struct size/alignment if platform requires it
*
* There are some compiler specific struct padding pragmas etc in use, this
* selftest ensures they're correctly detected and used.
*/
DUK_LOCAL duk_uint_t duk__selftest_struct_align(void) {
duk_uint_t error_count = 0;
#if (DUK_USE_ALIGN_BY == 4)
if ((sizeof(duk_hbuffer_fixed) % 4) != 0) {
DUK__FAILED("sizeof(duk_hbuffer_fixed) not aligned to 4");
}
#elif (DUK_USE_ALIGN_BY == 8)
if ((sizeof(duk_hbuffer_fixed) % 8) != 0) {
DUK__FAILED("sizeof(duk_hbuffer_fixed) not aligned to 8");
}
#elif (DUK_USE_ALIGN_BY == 1)
/* no check */
#else
#error invalid DUK_USE_ALIGN_BY
#endif
return error_count;
}
/*
* 64-bit arithmetic
*
* There are some platforms/compilers where 64-bit types are available
* but don't work correctly. Test for known cases.
*/
DUK_LOCAL duk_uint_t duk__selftest_64bit_arithmetic(void) {
duk_uint_t error_count = 0;
#if defined(DUK_USE_64BIT_OPS)
volatile duk_int64_t i;
volatile duk_double_t d;
/* Catch a double-to-int64 cast issue encountered in practice. */
d = 2147483648.0;
i = (duk_int64_t) d;
if (i != DUK_I64_CONSTANT(0x80000000)) {
DUK__FAILED("casting 2147483648.0 to duk_int64_t failed");
}
#else
/* nop */
#endif
return error_count;
}
/*
* Casting
*/
DUK_LOCAL duk_uint_t duk__selftest_cast_double_to_small_uint(void) {
/*
* https://github.com/svaarala/duktape/issues/127#issuecomment-77863473
*/
duk_uint_t error_count = 0;
duk_double_t d1, d2;
duk_small_uint_t u;
duk_double_t d1v, d2v;
duk_small_uint_t uv;
/* Test without volatiles */
d1 = 1.0;
u = (duk_small_uint_t) d1;
d2 = (duk_double_t) u;
if (!(duk_double_equals(d1, 1.0) && u == 1 && duk_double_equals(d2, 1.0) && duk_double_equals(d1, d2))) {
DUK__FAILED("double to duk_small_uint_t cast failed");
}
/* Same test with volatiles */
d1v = 1.0;
uv = (duk_small_uint_t) d1v;
d2v = (duk_double_t) uv;
if (!(duk_double_equals(d1v, 1.0) && uv == 1 && duk_double_equals(d2v, 1.0) && duk_double_equals(d1v, d2v))) {
DUK__FAILED("double to duk_small_uint_t cast failed");
}
return error_count;
}
DUK_LOCAL duk_uint_t duk__selftest_cast_double_to_uint32(void) {
/*
* This test fails on an exotic ARM target; double-to-uint
* cast is incorrectly clamped to -signed- int highest value.
*
* https://github.com/svaarala/duktape/issues/336
*/
duk_uint_t error_count = 0;
duk_double_t dv;
duk_uint32_t uv;
dv = 3735928559.0; /* 0xdeadbeef in decimal */
uv = (duk_uint32_t) dv;
if (uv != 0xdeadbeefUL) {
DUK__FAILED("double to duk_uint32_t cast failed");
}
return error_count;
}
/*
* Minimal test of user supplied allocation functions
*
* - Basic alloc + realloc + free cycle
*
* - Realloc to significantly larger size to (hopefully) trigger a
* relocation and check that relocation copying works
*/
DUK_LOCAL duk_uint_t duk__selftest_alloc_funcs(duk_alloc_function alloc_func,
duk_realloc_function realloc_func,
duk_free_function free_func,
void *udata) {
duk_uint_t error_count = 0;
void *ptr;
void *new_ptr;
duk_small_int_t i, j;
unsigned char x;
if (alloc_func == NULL || realloc_func == NULL || free_func == NULL) {
return 0;
}
for (i = 1; i <= 256; i++) {
ptr = alloc_func(udata, (duk_size_t) i);
if (ptr == NULL) {
DUK_D(DUK_DPRINT("alloc failed, ignore"));
continue; /* alloc failed, ignore */
}
for (j = 0; j < i; j++) {
((unsigned char *) ptr)[j] = (unsigned char) (0x80 + j);
}
new_ptr = realloc_func(udata, ptr, 1024);
if (new_ptr == NULL) {
DUK_D(DUK_DPRINT("realloc failed, ignore"));
free_func(udata, ptr);
continue; /* realloc failed, ignore */
}
ptr = new_ptr;
for (j = 0; j < i; j++) {
x = ((unsigned char *) ptr)[j];
if (x != (unsigned char) (0x80 + j)) {
DUK_D(DUK_DPRINT("byte at index %ld doesn't match after realloc: %02lx",
(long) j, (unsigned long) x));
DUK__FAILED("byte compare after realloc");
break;
}
}
free_func(udata, ptr);
}
return error_count;
}
/*
* Self test main
*/
DUK_INTERNAL duk_uint_t duk_selftest_run_tests(duk_alloc_function alloc_func,
duk_realloc_function realloc_func,
duk_free_function free_func,
void *udata) {
duk_uint_t error_count = 0;
DUK_D(DUK_DPRINT("self test starting"));
error_count += duk__selftest_types();
error_count += duk__selftest_packed_tval();
error_count += duk__selftest_twos_complement();
error_count += duk__selftest_byte_order();
error_count += duk__selftest_bswap_macros();
error_count += duk__selftest_double_union_size();
error_count += duk__selftest_double_aliasing();
error_count += duk__selftest_double_zero_sign();
error_count += duk__selftest_double_rounding();
error_count += duk__selftest_fmod();
error_count += duk__selftest_struct_align();
error_count += duk__selftest_64bit_arithmetic();
error_count += duk__selftest_cast_double_to_small_uint();
error_count += duk__selftest_cast_double_to_uint32();
error_count += duk__selftest_alloc_funcs(alloc_func, realloc_func, free_func, udata);
DUK_D(DUK_DPRINT("self test complete, total error count: %ld", (long) error_count));
return error_count;
}
#endif /* DUK_USE_SELF_TESTS */
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