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-rw-r--r--.github/workflows/compilers.yml1
-rw-r--r--array.c8
-rw-r--r--complex.c21
-rw-r--r--configure.ac6
-rw-r--r--enum.c11
-rw-r--r--rational.c35
-rw-r--r--template/Makefile.in3
-rw-r--r--win32/Makefile.sub6
8 files changed, 8 insertions, 83 deletions
diff --git a/.github/workflows/compilers.yml b/.github/workflows/compilers.yml
index 17211b5e1e..7ab65fe9af 100644
--- a/.github/workflows/compilers.yml
+++ b/.github/workflows/compilers.yml
@@ -92,7 +92,6 @@ jobs:
- { key: append_configure, name: valgrind, value: '--with-valgrind' }
- { key: append_configure, name: 'coroutine=ucontext', value: '--with-coroutine=ucontext' }
- { key: append_configure, name: 'coroutine=copy', value: '--with-coroutine=copy' }
- - { key: append_configure, name: disable-mathn, value: '--disable-mathn' }
- { key: append_configure, name: disable-jit-support, value: '--disable-jit-support' }
- { key: append_configure, name: disable-dln, value: '--disable-dln' }
- { key: append_configure, name: disable-rubygems, value: '--disable-rubygems' }
diff --git a/array.c b/array.c
index 6a7a790fec..ba13ac54e5 100644
--- a/array.c
+++ b/array.c
@@ -7593,13 +7593,7 @@ finish_exact_sum(long n, VALUE r, VALUE v, int z)
if (n != 0)
v = rb_fix_plus(LONG2FIX(n), v);
if (r != Qundef) {
- /* r can be an Integer when mathn is loaded */
- if (FIXNUM_P(r))
- v = rb_fix_plus(r, v);
- else if (RB_TYPE_P(r, T_BIGNUM))
- v = rb_big_plus(r, v);
- else
- v = rb_rational_plus(r, v);
+ v = rb_rational_plus(r, v);
}
else if (!n && z) {
v = rb_fix_plus(LONG2FIX(0), v);
diff --git a/complex.c b/complex.c
index 377aae5a93..560d9788b2 100644
--- a/complex.c
+++ b/complex.c
@@ -429,18 +429,6 @@ f_complex_new_bang2(VALUE klass, VALUE x, VALUE y)
return nucomp_s_new_internal(klass, x, y);
}
-#ifdef CANONICALIZATION_FOR_MATHN
-static int canonicalization = 0;
-
-RUBY_FUNC_EXPORTED void
-nucomp_canonicalization(int f)
-{
- canonicalization = f;
-}
-#else
-#define canonicalization 0
-#endif
-
inline static void
nucomp_real_check(VALUE num)
{
@@ -456,10 +444,6 @@ inline static VALUE
nucomp_s_canonicalize_internal(VALUE klass, VALUE real, VALUE imag)
{
int complex_r, complex_i;
-#ifdef CANONICALIZATION_FOR_MATHN
- if (k_exact_zero_p(imag) && canonicalization)
- return real;
-#endif
complex_r = RB_TYPE_P(real, T_COMPLEX);
complex_i = RB_TYPE_P(imag, T_COMPLEX);
if (!complex_r && !complex_i) {
@@ -636,14 +620,12 @@ f_complex_polar(VALUE klass, VALUE x, VALUE y)
assert(!RB_TYPE_P(x, T_COMPLEX));
assert(!RB_TYPE_P(y, T_COMPLEX));
if (f_zero_p(x) || f_zero_p(y)) {
- if (canonicalization) return x;
return nucomp_s_new_internal(klass, x, RFLOAT_0);
}
if (RB_FLOAT_TYPE_P(y)) {
const double arg = RFLOAT_VALUE(y);
if (arg == M_PI) {
x = f_negate(x);
- if (canonicalization) return x;
y = RFLOAT_0;
}
else if (arg == M_PI_2) {
@@ -658,14 +640,12 @@ f_complex_polar(VALUE klass, VALUE x, VALUE y)
const double abs = RFLOAT_VALUE(x);
const double real = abs * cos(arg), imag = abs * sin(arg);
x = DBL2NUM(real);
- if (canonicalization && imag == 0.0) return x;
y = DBL2NUM(imag);
}
else {
const double ax = sin(arg), ay = cos(arg);
y = f_mul(x, DBL2NUM(ax));
x = f_mul(x, DBL2NUM(ay));
- if (canonicalization && f_zero_p(y)) return x;
}
return nucomp_s_new_internal(klass, x, y);
}
@@ -725,7 +705,6 @@ nucomp_s_polar(int argc, VALUE *argv, VALUE klass)
switch (rb_scan_args(argc, argv, "11", &abs, &arg)) {
case 1:
nucomp_real_check(abs);
- if (canonicalization) return abs;
return nucomp_s_new_internal(klass, abs, ZERO);
default:
nucomp_real_check(abs);
diff --git a/configure.ac b/configure.ac
index 1d511ea389..a5e3dc76f6 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1626,10 +1626,8 @@ RUBY_DECL_ATTRIBUTE([__nonnull__(n)], [RUBY_FUNC_NONNULL(n,x)], [rb_cv_func_nonn
RUBY_APPEND_OPTION(XCFLAGS, -DRUBY_EXPORT)
AC_ARG_ENABLE(mathn,
- AS_HELP_STRING([--disable-mathn], [disable canonicalization for mathn]),
- [mathn=$enableval], [mathn=yes])
-test "x$mathn" = xyes || mathn=
-AC_SUBST(MATHN, $mathn)
+ AS_HELP_STRING([--enable-mathn], [enable canonicalization for mathn]),
+ [AC_MSG_ERROR([mathn support has been dropped])])
AC_CACHE_CHECK(for function name string predefined identifier,
rb_cv_function_name_string,
diff --git a/enum.c b/enum.c
index 8a791cc63d..d21becd8fa 100644
--- a/enum.c
+++ b/enum.c
@@ -3854,10 +3854,7 @@ sum_iter_normalize_memo(struct enum_sum_memo *memo)
memo->v = rb_fix_plus(LONG2FIX(memo->n), memo->v);
memo->n = 0;
- /* r can be an Integer when mathn is loaded */
switch (TYPE(memo->r)) {
- case T_FIXNUM: memo->v = rb_fix_plus(memo->r, memo->v); break;
- case T_BIGNUM: memo->v = rb_big_plus(memo->r, memo->v); break;
case T_RATIONAL: memo->v = rb_rational_plus(memo->r, memo->v); break;
case T_UNDEF: break;
default: UNREACHABLE; /* or ...? */
@@ -4107,13 +4104,7 @@ enum_sum(int argc, VALUE* argv, VALUE obj)
if (memo.n != 0)
memo.v = rb_fix_plus(LONG2FIX(memo.n), memo.v);
if (memo.r != Qundef) {
- /* r can be an Integer when mathn is loaded */
- if (FIXNUM_P(memo.r))
- memo.v = rb_fix_plus(memo.r, memo.v);
- else if (RB_TYPE_P(memo.r, T_BIGNUM))
- memo.v = rb_big_plus(memo.r, memo.v);
- else
- memo.v = rb_rational_plus(memo.r, memo.v);
+ memo.v = rb_rational_plus(memo.r, memo.v);
}
return memo.v;
}
diff --git a/rational.c b/rational.c
index abf33313bb..bb7c66c52b 100644
--- a/rational.c
+++ b/rational.c
@@ -430,18 +430,6 @@ f_rational_new_bang1(VALUE klass, VALUE x)
return nurat_s_new_internal(klass, x, ONE);
}
-#ifdef CANONICALIZATION_FOR_MATHN
-static int canonicalization = 0;
-
-RUBY_FUNC_EXPORTED void
-nurat_canonicalization(int f)
-{
- canonicalization = f;
-}
-#else
-# define canonicalization 0
-#endif
-
inline static void
nurat_int_check(VALUE num)
{
@@ -490,8 +478,6 @@ nurat_s_canonicalize_internal(VALUE klass, VALUE num, VALUE den)
nurat_canonicalize(&num, &den);
nurat_reduce(&num, &den);
- if (canonicalization && f_one_p(den))
- return num;
return nurat_s_new_internal(klass, num, den);
}
@@ -500,8 +486,6 @@ nurat_s_canonicalize_internal_no_reduce(VALUE klass, VALUE num, VALUE den)
{
nurat_canonicalize(&num, &den);
- if (canonicalization && f_one_p(den))
- return num;
return nurat_s_new_internal(klass, num, den);
}
@@ -2028,12 +2012,7 @@ rb_numeric_quo(VALUE x, VALUE y)
return rb_funcallv(x, idFdiv, 1, &y);
}
- if (canonicalization) {
- x = rb_rational_raw1(x);
- }
- else {
- x = rb_convert_type(x, T_RATIONAL, "Rational", "to_r");
- }
+ x = rb_convert_type(x, T_RATIONAL, "Rational", "to_r");
return nurat_div(x, y);
}
@@ -2092,9 +2071,6 @@ rb_float_numerator(VALUE self)
if (isinf(d) || isnan(d))
return self;
r = float_to_r(self);
- if (canonicalization && k_integer_p(r)) {
- return r;
- }
return nurat_numerator(r);
}
@@ -2115,9 +2091,6 @@ rb_float_denominator(VALUE self)
if (isinf(d) || isnan(d))
return INT2FIX(1);
r = float_to_r(self);
- if (canonicalization && k_integer_p(r)) {
- return ONE;
- }
return nurat_denominator(r);
}
@@ -2425,7 +2398,7 @@ parse_rat(const char *s, const char *const e, int strict, int raise)
if (!read_num(&s, e, &num, &nexp)) {
if (strict) return Qnil;
- return canonicalization ? ZERO : nurat_s_alloc(rb_cRational);
+ return nurat_s_alloc(rb_cRational);
}
den = ONE;
if (s < e && *s == '/') {
@@ -2481,9 +2454,7 @@ parse_rat(const char *s, const char *const e, int strict, int raise)
num = negate_num(num);
}
- if (!canonicalization || den != ONE)
- num = rb_rational_raw(num, den);
- return num;
+ return rb_rational_raw(num, den);
}
static VALUE
diff --git a/template/Makefile.in b/template/Makefile.in
index c674de968e..08e47e7744 100644
--- a/template/Makefile.in
+++ b/template/Makefile.in
@@ -84,8 +84,7 @@ optflags = @optflags@
debugflags = @debugflags@
warnflags = @warnflags@ @strict_warnflags@
cppflags = @cppflags@
-MATHN = @MATHN@
-XCFLAGS = @XCFLAGS@ $(MATHN:yes=-DCANONICALIZATION_FOR_MATHN) $(INCFLAGS)
+XCFLAGS = @XCFLAGS@ $(INCFLAGS)
USE_RUBYGEMS = @USE_RUBYGEMS@
USE_RUBYGEMS_ = $(USE_RUBYGEMS:yes=)
CPPFLAGS = @CPPFLAGS@ $(USE_RUBYGEMS_:no=-DDISABLE_RUBYGEMS=1)
diff --git a/win32/Makefile.sub b/win32/Makefile.sub
index 87cda5f9e4..9686d1caaa 100644
--- a/win32/Makefile.sub
+++ b/win32/Makefile.sub
@@ -67,9 +67,6 @@ icondirs=$(ICONDIRS)
icondirs=$(icondirs:\=/)
iconinc=-I$(icondirs: = -I)
!endif
-!if !defined(MATHN)
-MATHN = yes
-!endif
###############
.SUFFIXES: .def .lib
@@ -308,9 +305,6 @@ ARFLAGS = -machine:$(MACHINE) -out:
LD = $(CC)
LDSHARED = $(LD) -LD
XCFLAGS = -DRUBY_EXPORT $(INCFLAGS) $(XCFLAGS)
-!if "$(MATHN)" == "yes"
-XCFLAGS = $(XCFLAGS) -DCANONICALIZATION_FOR_MATHN
-!endif
!if $(MSC_VER) >= 1400
# Prevents VC++ 2005 (cl ver 14) warnings
MANIFESTTOOL = mt -nologo