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Introduce math_arc macro

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S-H-GAMELINKS 2023-05-12 12:03:19 +09:00 committed by Nobuyoshi Nakada
parent 5f411b9b3e
commit 38ef5f7b35
Notes: git 2023-05-13 05:54:38 +00:00 
Merged: https://github.com/ruby/ruby/pull/7799
1 changed files with 8 additions and 10 deletions
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18
math.c
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@ -170,6 +170,12 @@ math_tan(VALUE unused_obj, VALUE x)
return DBL2NUM(tan(Get_Double(x))); return DBL2NUM(tan(Get_Double(x)));
} }
#define math_arc(num, func) \
double d; \
d = Get_Double((num)); \
domain_check_range(d, -1.0, 1.0, #func); \
return DBL2NUM(func(d));
/* /*
* call-seq: * call-seq:
* Math.acos(x) -> float * Math.acos(x) -> float
@ -190,11 +196,7 @@ math_tan(VALUE unused_obj, VALUE x)
static VALUE static VALUE
math_acos(VALUE unused_obj, VALUE x) math_acos(VALUE unused_obj, VALUE x)
{ {
double d; math_arc(x, acos)
d = Get_Double(x);
domain_check_range(d, -1.0, 1.0, "acos");
return DBL2NUM(acos(d));
} }
/* /*
@ -217,11 +219,7 @@ math_acos(VALUE unused_obj, VALUE x)
static VALUE static VALUE
math_asin(VALUE unused_obj, VALUE x) math_asin(VALUE unused_obj, VALUE x)
{ {
double d; math_arc(x, asin)
d = Get_Double(x);
domain_check_range(d, -1.0, 1.0, "asin");
return DBL2NUM(asin(d));
} }
/* /*