cmath: Add C99 overloads.

2006-03-07  Paolo Carlini  <pcarlini@suse.de>

	* include/tr1/cmath: Add C99 overloads.
	* include/tr1/common.h (struct __promote_3): Add.
	* testsuite/tr1/8_c_compatibility/cmath/overloads.cc: New.

	* testsuite/tr1/8_c_compatibility/cmath/functions.cc: Tweak.
	* testsuite/tr1/8_c_compatibility/complex/overloads_float.cc: Likewise.

From-SVN: r111813

3 files changed, 245 insertions, 8 deletions

diff --git a/libstdc++-v3/testsuite/tr1/8_c_compatibility/cmath/functions.cc b/libstdc++-v3/testsuite/tr1/8_c_compatibility/cmath/functions.cc
index f97cd8a..a0949fa 100644
--- a/libstdc++-v3/testsuite/tr1/8_c_compatibility/cmath/functions.cc
+++ b/libstdc++-v3/testsuite/tr1/8_c_compatibility/cmath/functions.cc
@@ -147,8 +147,8 @@ void test01()
   fret = nextafterf(f0, f0);
   ldret = nextafterl(ld0, ld0);
 
-  ret = nexttoward(d0, d0);
-  fret = nexttowardf(f0, f0);
+  ret = nexttoward(d0, ld0);
+  fret = nexttowardf(f0, ld0);
   ldret = nexttowardl(ld0, ld0);
 
   ret = remainder(d0, d0);
diff --git a/libstdc++-v3/testsuite/tr1/8_c_compatibility/cmath/overloads.cc b/libstdc++-v3/testsuite/tr1/8_c_compatibility/cmath/overloads.cc
new file mode 100644
index 0000000..e54a8e3
--- /dev/null
+++ b/libstdc++-v3/testsuite/tr1/8_c_compatibility/cmath/overloads.cc
@@ -0,0 +1,241 @@
+// { dg-do compile }
+
+// 2006-03-07  Paolo Carlini  <pcarlini@suse.de>
+//
+// Copyright (C) 2006 Free Software Foundation, Inc.
+//
+// This file is part of the GNU ISO C++ Library.  This library is free
+// software; you can redistribute it and/or modify it under the
+// terms of the GNU General Public License as published by the
+// Free Software Foundation; either version 2, or (at your option)
+// any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License along
+// with this library; see the file COPYING.  If not, write to the Free
+// Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
+// USA.
+
+// 8.16.4 Additional overloads
+
+#include <tr1/cmath>
+#include <testsuite_tr1.h>
+
+void test01()
+{
+#if _GLIBCXX_USE_C99_MATH_TR1
+
+  using namespace std::tr1;
+  using namespace __gnu_test;
+
+  double d0 = 0.0;
+  float f0 = 0.0f;
+  long double ld0 = 0.0l;
+  int i0 = 0;  
+  int* pquo = 0;
+  long lex = 0l;
+  int ex = 0;
+
+  check_ret_type<double>(acosh(d0));
+  check_ret_type<float>(acosh(f0));
+  check_ret_type<long double>(acosh(ld0));
+  check_ret_type<double>(acosh(i0));
+
+  check_ret_type<double>(asinh(d0));
+  check_ret_type<float>(asinh(f0));
+  check_ret_type<long double>(asinh(ld0));
+  check_ret_type<double>(asinh(i0));
+
+  check_ret_type<double>(atanh(d0));
+  check_ret_type<float>(atanh(f0));
+  check_ret_type<long double>(atanh(ld0));
+  check_ret_type<double>(atanh(i0));
+
+  check_ret_type<double>(cbrt(d0));
+  check_ret_type<float>(cbrt(f0));
+  check_ret_type<long double>(cbrt(ld0));
+  check_ret_type<double>(cbrt(i0));
+
+  check_ret_type<double>(copysign(d0, d0));
+  check_ret_type<double>(copysign(d0, f0));
+  check_ret_type<float>(copysign(f0, f0));
+  check_ret_type<long double>(copysign(ld0, ld0));
+  check_ret_type<long double>(copysign(ld0, d0));
+  check_ret_type<double>(copysign(i0, i0));  
+  check_ret_type<double>(copysign(d0, i0));
+
+  check_ret_type<double>(erf(d0));
+  check_ret_type<float>(erf(f0));
+  check_ret_type<long double>(erf(ld0));
+  check_ret_type<double>(erf(i0));
+
+  check_ret_type<double>(erfc(d0));
+  check_ret_type<float>(erfc(f0));
+  check_ret_type<long double>(erfc(ld0));
+  check_ret_type<double>(erfc(i0));
+
+  check_ret_type<double>(exp2(d0));
+  check_ret_type<float>(exp2(f0));
+  check_ret_type<long double>(exp2(ld0));
+  check_ret_type<double>(exp2(i0));
+
+  check_ret_type<double>(expm1(d0));
+  check_ret_type<float>(expm1(f0));
+  check_ret_type<long double>(expm1(ld0));
+  check_ret_type<double>(expm1(i0));
+
+  check_ret_type<double>(fdim(d0, d0));
+  check_ret_type<double>(fdim(d0, f0));
+  check_ret_type<float>(fdim(f0, f0));
+  check_ret_type<long double>(fdim(ld0, ld0));
+  check_ret_type<long double>(fdim(ld0, d0));
+  check_ret_type<double>(fdim(i0, i0));
+  check_ret_type<double>(fdim(d0, i0));
+
+  check_ret_type<double>(fma(d0, d0, d0));
+  check_ret_type<double>(fma(d0, f0, d0));
+  check_ret_type<float>(fma(f0, f0, f0));
+  check_ret_type<long double>(fma(ld0, ld0, ld0));
+  check_ret_type<long double>(fma(ld0, d0, f0));
+  check_ret_type<double>(fma(i0, i0, i0));
+  check_ret_type<double>(fma(d0, i0, f0));
+
+  check_ret_type<double>(fmax(d0, d0));
+  check_ret_type<double>(fmax(d0, f0));
+  check_ret_type<float>(fmax(f0, f0));
+  check_ret_type<long double>(fmax(ld0, ld0));
+  check_ret_type<long double>(fmax(ld0, d0));
+  check_ret_type<double>(fmax(i0, i0));
+  check_ret_type<double>(fmax(d0, i0));
+
+  check_ret_type<double>(fmin(d0, d0));
+  check_ret_type<double>(fmin(d0, f0));
+  check_ret_type<float>(fmin(f0, f0));
+  check_ret_type<long double>(fmin(ld0, ld0));
+  check_ret_type<long double>(fmin(ld0, d0));
+  check_ret_type<double>(fmin(i0, i0));
+  check_ret_type<double>(fmin(d0, i0));
+
+  check_ret_type<double>(hypot(d0, d0));
+  check_ret_type<double>(hypot(d0, f0));
+  check_ret_type<float>(hypot(f0, f0));
+  check_ret_type<long double>(hypot(ld0, ld0));
+  check_ret_type<long double>(hypot(ld0, d0));
+  check_ret_type<double>(hypot(i0, i0));
+  check_ret_type<double>(hypot(d0, i0));
+
+  check_ret_type<int>(ilogb(d0));
+  check_ret_type<int>(ilogb(f0));
+  check_ret_type<int>(ilogb(ld0));
+  check_ret_type<int>(ilogb(i0));
+
+  check_ret_type<double>(lgamma(d0));
+  check_ret_type<float>(lgamma(f0));
+  check_ret_type<long double>(lgamma(ld0));
+  check_ret_type<double>(lgamma(i0));
+
+  check_ret_type<long long>(llrint(d0));
+  check_ret_type<long long>(llrint(f0));
+  check_ret_type<long long>(llrint(ld0));
+  check_ret_type<long long>(llrint(i0));
+
+  check_ret_type<long long>(llround(d0));
+  check_ret_type<long long>(llround(f0));
+  check_ret_type<long long>(llround(ld0));
+  check_ret_type<long long>(llround(i0));
+
+  check_ret_type<double>(log1p(d0));
+  check_ret_type<float>(log1p(f0));
+  check_ret_type<long double>(log1p(ld0));
+  check_ret_type<double>(log1p(i0));
+
+  check_ret_type<double>(log2(d0));
+  check_ret_type<float>(log2(f0));
+  check_ret_type<long double>(log2(ld0));
+  check_ret_type<double>(log2(i0));
+
+  check_ret_type<double>(logb(d0));
+  check_ret_type<float>(logb(f0));
+  check_ret_type<long double>(logb(ld0));
+  check_ret_type<double>(logb(i0));
+
+  check_ret_type<long>(lrint(d0));
+  check_ret_type<long>(lrint(f0));
+  check_ret_type<long>(lrint(ld0));
+  check_ret_type<long>(lrint(i0));
+
+  check_ret_type<long>(lround(d0));
+  check_ret_type<long>(lround(f0));
+  check_ret_type<long>(lround(ld0));
+  check_ret_type<long>(lround(i0));
+
+  check_ret_type<double>(nearbyint(d0));
+  check_ret_type<float>(nearbyint(f0));
+  check_ret_type<long double>(nearbyint(ld0));
+  check_ret_type<double>(nearbyint(i0));
+
+  check_ret_type<double>(nextafter(d0, d0));
+  check_ret_type<double>(nextafter(d0, f0));
+  check_ret_type<float>(nextafter(f0, f0));
+  check_ret_type<long double>(nextafter(ld0, ld0));
+  check_ret_type<long double>(nextafter(ld0, d0));
+  check_ret_type<double>(nextafter(i0, i0));
+  check_ret_type<double>(nextafter(d0, i0));
+
+  check_ret_type<double>(nexttoward(d0, ld0));
+  check_ret_type<float>(nexttoward(f0, ld0));
+  check_ret_type<long double>(nexttoward(ld0, ld0));
+  check_ret_type<double>(nexttoward(i0, ld0));
+
+  check_ret_type<double>(remainder(d0, d0));
+  check_ret_type<double>(remainder(d0, f0));
+  check_ret_type<float>(remainder(f0, f0));
+  check_ret_type<long double>(remainder(ld0, ld0));
+  check_ret_type<long double>(remainder(ld0, d0));
+  check_ret_type<double>(remainder(i0, i0));
+  check_ret_type<double>(remainder(d0, i0));
+
+  check_ret_type<double>(remquo(d0, d0, pquo));
+  check_ret_type<double>(remquo(d0, f0, pquo));
+  check_ret_type<float>(remquo(f0, f0, pquo));
+  check_ret_type<long double>(remquo(ld0, ld0, pquo));
+  check_ret_type<long double>(remquo(ld0, d0, pquo));
+  check_ret_type<double>(remquo(i0, i0, pquo));
+  check_ret_type<double>(remquo(d0, i0, pquo));
+
+  check_ret_type<double>(rint(d0));
+  check_ret_type<float>(rint(f0));
+  check_ret_type<long double>(rint(ld0));
+  check_ret_type<double>(rint(i0));
+
+  check_ret_type<double>(round(d0));
+  check_ret_type<float>(round(f0));
+  check_ret_type<long double>(round(ld0));
+  check_ret_type<double>(round(i0));
+
+  check_ret_type<double>(scalbln(d0, lex));
+  check_ret_type<float>(scalbln(f0, lex));
+  check_ret_type<long double>(scalbln(ld0, lex));
+  check_ret_type<double>(scalbln(i0, lex));
+
+  check_ret_type<double>(scalbn(d0, ex));
+  check_ret_type<float>(scalbn(f0, ex));
+  check_ret_type<long double>(scalbn(ld0, ex));
+  check_ret_type<double>(scalbn(i0, ex));
+
+  check_ret_type<double>(tgamma(d0));
+  check_ret_type<float>(tgamma(f0));
+  check_ret_type<long double>(tgamma(ld0));
+  check_ret_type<double>(tgamma(i0));
+
+  check_ret_type<double>(trunc(d0));
+  check_ret_type<float>(trunc(f0));
+  check_ret_type<long double>(trunc(ld0));
+  check_ret_type<double>(trunc(i0));
+  
+#endif
+}
diff --git a/libstdc++-v3/testsuite/tr1/8_c_compatibility/complex/overloads_float.cc b/libstdc++-v3/testsuite/tr1/8_c_compatibility/complex/overloads_float.cc
index d03075a..21f2d75 100644
--- a/libstdc++-v3/testsuite/tr1/8_c_compatibility/complex/overloads_float.cc
+++ b/libstdc++-v3/testsuite/tr1/8_c_compatibility/complex/overloads_float.cc
@@ -1,3 +1,5 @@
+// { dg-do compile }
+
 // 2006-01-12  Paolo Carlini  <pcarlini@suse.de>
 //
 // Copyright (C) 2006 Free Software Foundation, Inc.
@@ -101,9 +103,3 @@ void test01()
   check_ret_type<double>(real(d1));
   check_ret_type<long double>(real(ld1));
 }
-    
-int main()
-{
-  test01();
-  return 0;
-}