acinclude.m4 (GLIBCPP_ENABLE_LONG_DOUBLE): New macro.
2000-10-21 Benjamin Kosnik <bkoz@purist.soma.redhat.com> * acinclude.m4 (GLIBCPP_ENABLE_LONG_DOUBLE): New macro. * aclocal.m4: Regenerate. * configure.in: Use it. * configure: Regenerate. * src/complexl.cc: Fixup. * include/c_std/bits/std_cmath.h: Fixup. * include/c/bits/std_cmath.h: Fixup. From-SVN: r36998
This commit is contained in:
Benjamin Kosnik
Benjamin Kosnik
parent
4037042b88
commit
9fedcfd5a3
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@ -1,5 +1,13 @@
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2000-10-21 Benjamin Kosnik <bkoz@purist.soma.redhat.com>
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* acinclude.m4 (GLIBCPP_ENABLE_LONG_DOUBLE): New macro.
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* aclocal.m4: Regenerate.
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* configure.in: Use it.
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* configure: Regenerate.
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* src/complexl.cc: Fixup.
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* include/c_std/bits/std_cmath.h: Fixup.
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* include/c/bits/std_cmath.h: Fixup.
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* docs/links.html: Add links to defects list, standards FAQ.
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* testsuite/21_strings/ctor_copy_dtor.cc (test01): Disable tests
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@ -3,6 +3,9 @@
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// Include support for 'long long' and 'unsigned long long'.
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#undef _GLIBCPP_USE_LONG_LONG
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// Include support for 'long double'.
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#undef _GLIBCPP_USE_LONG_DOUBLE
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// Include support for shadow headers, ie --enable-cshadow-headers.
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#undef _GLIBCPP_USE_SHADOW_HEADERS
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@ -1411,6 +1411,50 @@ AC_DEFUN(GLIBCPP_ENABLE_LONG_LONG, [dnl
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])
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dnl
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dnl Check for template specializations for the 'long double' type extension.
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dnl
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dnl GLIBCPP_ENABLE_LONG_DOUBLE
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dnl --enable-long-long defines _GLIBCPP_USE_LONG_DOUBLE
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dnl --disable-long-long leaves _GLIBCPP_USE_LONG_DOUBLE undefined
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dnl + Usage: GLIBCPP_ENABLE_LONG_DOUBLE[(DEFAULT)]
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dnl Where DEFAULT is either `yes' or `no'. If ommitted, it
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dnl defaults to `no'.
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dnl + If 'long long' stuff is not available, ignores DEFAULT and sets `no'.
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dnl
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dnl GLIBCPP_ENABLE_LONG_DOUBLE
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AC_DEFUN(GLIBCPP_ENABLE_LONG_DOUBLE, [dnl
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define([GLIBCPP_ENABLE_LONG_DOUBLE_DEFAULT], ifelse($1, yes, yes, no))dnl
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AC_ARG_ENABLE(long-double,
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changequote(<<, >>)dnl
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<<--enable-long-double turns on 'long double' [default=>>GLIBCPP_ENABLE_LONG_LONG_DEFAULT],
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changequote([, ])dnl
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[case "$enableval" in
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yes) enable_long_double=yes ;;
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no) enable_long_double=no ;;
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*) AC_MSG_ERROR([Unknown argument to enable/disable long double]) ;;
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esac],
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enable_long_double=GLIBCPP_ENABLE_LONG_DOUBLE_DEFAULT)dnl
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# Check for the existance of functions used if long double is enabled.
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AC_CHECK_FUNC(cosl,,ac_cosl=no)
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AC_CHECK_FUNC(sinl,,ac_sinl=no)
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AC_MSG_CHECKING([for enabled long double])
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if test x"$ac_cosl" = xno || test x"$ac_sinl" = xno; then
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enable_long_double=no;
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fi;
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AC_MSG_RESULT($enable_long_double)
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dnl Option parsed, now set things appropriately
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case "$enable_long_double" in
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yes) AC_DEFINE(_GLIBCPP_USE_LONG_DOUBLE)
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;;
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esac
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])
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dnl
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dnl Check for whether or not to do shadowed C headers.
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dnl
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@ -1423,6 +1423,50 @@ AC_DEFUN(GLIBCPP_ENABLE_LONG_LONG, [dnl
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])
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dnl
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dnl Check for template specializations for the 'long double' type extension.
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dnl
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dnl GLIBCPP_ENABLE_LONG_DOUBLE
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dnl --enable-long-long defines _GLIBCPP_USE_LONG_DOUBLE
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dnl --disable-long-long leaves _GLIBCPP_USE_LONG_DOUBLE undefined
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dnl + Usage: GLIBCPP_ENABLE_LONG_DOUBLE[(DEFAULT)]
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dnl Where DEFAULT is either `yes' or `no'. If ommitted, it
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dnl defaults to `no'.
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dnl + If 'long long' stuff is not available, ignores DEFAULT and sets `no'.
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dnl
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dnl GLIBCPP_ENABLE_LONG_DOUBLE
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AC_DEFUN(GLIBCPP_ENABLE_LONG_DOUBLE, [dnl
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define([GLIBCPP_ENABLE_LONG_DOUBLE_DEFAULT], ifelse($1, yes, yes, no))dnl
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AC_ARG_ENABLE(long-double,
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changequote(<<, >>)dnl
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<<--enable-long-double turns on 'long double' [default=>>GLIBCPP_ENABLE_LONG_LONG_DEFAULT],
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changequote([, ])dnl
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[case "$enableval" in
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yes) enable_long_double=yes ;;
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no) enable_long_double=no ;;
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*) AC_MSG_ERROR([Unknown argument to enable/disable long double]) ;;
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esac],
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enable_long_double=GLIBCPP_ENABLE_LONG_DOUBLE_DEFAULT)dnl
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# Check for the existance of functions used if long double is enabled.
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AC_CHECK_FUNC(cosl,,ac_cosl=no)
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AC_CHECK_FUNC(sinl,,ac_sinl=no)
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AC_MSG_CHECKING([for enabled long double])
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if test x"$ac_cosl" = xno || test x"$ac_sinl" = xno; then
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enable_long_double=no;
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fi;
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AC_MSG_RESULT($enable_long_double)
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dnl Option parsed, now set things appropriately
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case "$enable_long_double" in
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yes) AC_DEFINE(_GLIBCPP_USE_LONG_DOUBLE)
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;;
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esac
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])
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dnl
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dnl Check for whether or not to do shadowed C headers.
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dnl
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@ -6,6 +6,9 @@
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// Include support for 'long long' and 'unsigned long long'.
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#undef _GLIBCPP_USE_LONG_LONG
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// Include support for 'long double'.
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#undef _GLIBCPP_USE_LONG_DOUBLE
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// Include support for shadow headers, ie --enable-cshadow-headers.
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#undef _GLIBCPP_USE_SHADOW_HEADERS
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File diff suppressed because it is too large
Load Diff
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@ -35,6 +35,7 @@ AC_CACHE_SAVE
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GLIBCPP_ENABLE_DEBUG($USE_MAINTAINER_MODE)
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GLIBCPP_ENABLE_CSTDIO
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GLIBCPP_ENABLE_LONG_LONG(yes)
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GLIBCPP_ENABLE_LONG_DOUBLE(yes)
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GLIBCPP_ENABLE_SHADOW(no)
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GLIBCPP_ENABLE_THREADS
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GLIBCPP_ENABLE_ATOMICITY
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@ -367,6 +367,7 @@ namespace std {
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//
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// long double
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//
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#ifdef _GLIBCPP_USE_LONG_DOUBLE
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#if _GLIBCPP_HAVE___BUILTIN_FABSL
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inline long double abs(long double __x)
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{ return __builtin_fabsl(__x); }
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@ -499,6 +500,7 @@ namespace std {
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{ return ::tanhl(__x); }
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#endif
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#endif // _GLIBCPP_USE_LONG_DOUBLE
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} // std
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#endif // _CPP_CMATH
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@ -330,7 +330,7 @@ namespace _C_legacy {
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inline double
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_CPP_tanh_capture(double __x) { return tanh(__x); }
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#ifdef _GLIBCPP_USE_LONG_DOUBLE
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#if _GLIBCPP_HAVE_ACOSL
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inline long double
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_CPP_acos_capture(long double __x) { return acosl(__x); }
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@ -535,9 +535,7 @@ namespace _C_legacy {
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inline long double
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_CPP_tanh_capture(long double __x) { return tanh(static_cast<double>(__x)); }
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#endif
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namespace _C_shadow { }
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#endif // _GLIBCPP_USE_LONG_DOUBLE
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} // namespace _C_legacy
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# undef abs
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@ -720,6 +718,7 @@ namespace std {
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inline double
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tanh(double __x) { return _C_legacy::_CPP_tanh_capture(__x); }
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#ifdef _GLIBCPP_USE_LONG_DOUBLE
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inline long double
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abs(long double __x) { return _C_legacy::_CPP_fabs_capture(__x); }
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@ -797,6 +796,8 @@ namespace std {
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inline long double
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tanh(long double __x) { return _C_legacy::_CPP_tanh_capture(__x); }
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#endif // _GLIBCPP_USE_LONG_DOUBLE
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} // namespace std
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# undef _IN_C_LEGACY_
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#include <bits/c++config.h>
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#ifdef _GLIBCPP_USE_LONG_LONG
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#ifdef _GLIBCPP_USE_LONG_DOUBLE
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/* We compile these functions only when we have the long double functions
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available. */
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#define FLT long double
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