diff options
Diffstat (limited to 'Zend/tests/dval_to_lval_32.phpt')
| -rw-r--r-- | Zend/tests/dval_to_lval_32.phpt | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/Zend/tests/dval_to_lval_32.phpt b/Zend/tests/dval_to_lval_32.phpt new file mode 100644 index 0000000000..f2acc39f51 --- /dev/null +++ b/Zend/tests/dval_to_lval_32.phpt @@ -0,0 +1,32 @@ +--TEST-- +zend_dval_to_lval preserves low bits (32 bit long) +--SKIPIF-- +<?php +if (PHP_INT_SIZE != 4) + die("skip for machines with 32-bit longs"); +?> +--FILE-- +<?php + /* test doubles around -4e21 */ + $values = [ + -4000000000000001048576., + -4000000000000000524288., + -4000000000000000000000., + -3999999999999999475712., + -3999999999999998951424., + ]; + /* see if we're rounding negative numbers right */ + $values[] = -2147483649.8; + + foreach ($values as $v) { + var_dump((int)$v); + } + +?> +--EXPECT-- +int(-2056257536) +int(-2055733248) +int(-2055208960) +int(-2054684672) +int(-2054160384) +int(2147483647) |