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-rw-r--r--math.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/math.c b/math.c
index 98282b09f5..d9c76334c8 100644
--- a/math.c
+++ b/math.c
@@ -20,6 +20,8 @@
extern int signbit(double);
#endif
+#define RB_BIGNUM_TYPE_P(x) RB_TYPE_P((x), T_BIGNUM)
+
VALUE rb_mMath;
VALUE rb_eMathDomainError;
@@ -444,7 +446,7 @@ math_log(int argc, VALUE *argv)
rb_scan_args(argc, argv, "11", &x, &base);
- if (RB_TYPE_P(x, T_BIGNUM) && RBIGNUM_POSITIVE_P(x) &&
+ if (RB_BIGNUM_TYPE_P(x) && RBIGNUM_POSITIVE_P(x) &&
DBL_MAX_EXP <= (numbits = rb_absint_numwords(x, 1, NULL))) {
numbits -= DBL_MANT_DIG;
x = rb_big_rshift(x, SIZET2NUM(numbits));
@@ -501,7 +503,7 @@ math_log2(VALUE obj, VALUE x)
double d0, d;
size_t numbits = 0;
- if (RB_TYPE_P(x, T_BIGNUM) && RBIGNUM_POSITIVE_P(x) &&
+ if (RB_BIGNUM_TYPE_P(x) && RBIGNUM_POSITIVE_P(x) &&
DBL_MAX_EXP <= (numbits = rb_absint_numwords(x, 1, NULL))) {
numbits -= DBL_MANT_DIG;
x = rb_big_rshift(x, SIZET2NUM(numbits));
@@ -540,7 +542,7 @@ math_log10(VALUE obj, VALUE x)
double d0, d;
size_t numbits = 0;
- if (RB_TYPE_P(x, T_BIGNUM) && RBIGNUM_POSITIVE_P(x) &&
+ if (RB_BIGNUM_TYPE_P(x) && RBIGNUM_POSITIVE_P(x) &&
DBL_MAX_EXP <= (numbits = rb_absint_numwords(x, 1, NULL))) {
numbits -= DBL_MANT_DIG;
x = rb_big_rshift(x, SIZET2NUM(numbits));