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Support gmp_remroot() on GMP 4.1

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This commit is contained in:
Nikita Popov 2013-12-02 20:10:08 +01:00
parent 2d230254de
commit 00c74ccf69
1 changed files with 12 additions and 1 deletions
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13
ext/gmp/gmp.c
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@ -204,9 +204,12 @@ typedef struct _gmp_temp {
#define GMP_ROUND_PLUSINF 1
#define GMP_ROUND_MINUSINF 2
#define GMP_42_OR_NEWER \
((__GNU_MP_VERSION >= 5) || (__GNU_MP_VERSION >= 4 && __GNU_MP_VERSION_MINOR >= 2))
/* The maximum base for input and output conversions is 62 from GMP 4.2
* onwards. */
#if (__GNU_MP_VERSION >= 5) || (__GNU_MP_VERSION >= 4 && __GNU_MP_VERSION_MINOR >= 2)
#if GMP_42_OR_NEWER
# define MAX_BASE 62
#else
# define MAX_BASE 36
@ -1455,7 +1458,15 @@ ZEND_FUNCTION(gmp_rootrem)
add_index_zval(return_value, 0, gmp_create(&gmpnum_result1 TSRMLS_CC));
add_index_zval(return_value, 1, gmp_create(&gmpnum_result2 TSRMLS_CC));
#if GMP_42_OR_NEWER
mpz_rootrem(gmpnum_result1, gmpnum_result2, gmpnum_a, (unsigned long) nth);
#else
mpz_root(gmpnum_result1, gmpnum_a, (unsigned long) nth);
mpz_pow_ui(gmpnum_result2, gmpnum_result1, (unsigned long) nth);
mpz_sub(gmpnum_result2, gmpnum_a, gmpnum_result2);
mpz_abs(gmpnum_result2, gmpnum_result2);
#endif
FREE_GMP_TEMP(temp_a);
}
/* }}} */