diff options
Diffstat (limited to 'libstdc++-v3/acinclude.m4')
| -rw-r--r-- | libstdc++-v3/acinclude.m4 | 98 |
1 files changed, 2 insertions, 96 deletions
diff --git a/libstdc++-v3/acinclude.m4 b/libstdc++-v3/acinclude.m4 index 56711c0..01b06e4 100644 --- a/libstdc++-v3/acinclude.m4 +++ b/libstdc++-v3/acinclude.m4 @@ -1715,100 +1715,6 @@ AC_DEFUN([GLIBCXX_COMPUTE_STDIO_INTEGER_CONSTANTS], [ ]) dnl -dnl Check whether required C++ overloads are present in <math.h>. -dnl - -AC_DEFUN([GLIBCXX_CHECK_MATH_PROTO], [ - - AC_LANG_SAVE - AC_LANG_CPLUSPLUS - - case "$host" in - *-*-solaris2.*) - # Solaris 8 FCS only had an overload for double std::abs(double) in - # <iso/math_iso.h>. Patches 111721-04 (SPARC) and 112757-01 (x86) - # introduced the full set also found from Solaris 9 onwards. - AC_MSG_CHECKING([for float std::abs(float) overload]) - AC_CACHE_VAL(glibcxx_cv_abs_float, [ - AC_COMPILE_IFELSE([AC_LANG_SOURCE( - [#include <math.h> - namespace std { - inline float abs(float __x) - { return __builtin_fabsf(__x); } - } - ])], - [glibcxx_cv_abs_float=no], - [glibcxx_cv_abs_float=yes] - )]) - - # autoheader cannot handle indented templates. - AH_VERBATIM([__CORRECT_ISO_CPP_MATH_H_PROTO1], - [/* Define if all C++ overloads are available in <math.h>. */ -#if __cplusplus >= 199711L -#undef __CORRECT_ISO_CPP_MATH_H_PROTO1 -#endif]) - AH_VERBATIM([__CORRECT_ISO_CPP_MATH_H_PROTO2], - [/* Define if only double std::abs(double) is available in <math.h>. */ -#if __cplusplus >= 199711L -#undef __CORRECT_ISO_CPP_MATH_H_PROTO2 -#endif]) - - if test $glibcxx_cv_abs_float = yes; then - AC_DEFINE(__CORRECT_ISO_CPP_MATH_H_PROTO1) - else - AC_DEFINE(__CORRECT_ISO_CPP_MATH_H_PROTO2) - fi - AC_MSG_RESULT($glibcxx_cv_abs_float) - ;; - esac - - AC_LANG_RESTORE -]) - -dnl -dnl Check whether required C++ overloads are present in <stdlib.h>. -dnl - -AC_DEFUN([GLIBCXX_CHECK_STDLIB_PROTO], [ - - AC_LANG_SAVE - AC_LANG_CPLUSPLUS - - case "$host" in - *-*-solaris2.*) - # Solaris 8 FCS lacked the overloads for long std::abs(long) and - # ldiv_t std::div(long, long) in <iso/stdlib_iso.h>. Patches 109607-02 - # (SPARC) and 109608-02 (x86) introduced them. - AC_MSG_CHECKING([for long std::abs(long) overload]) - AC_CACHE_VAL(glibcxx_cv_abs_long, [ - AC_COMPILE_IFELSE([AC_LANG_SOURCE( - [#include <stdlib.h> - namespace std { - inline long - abs(long __i) { return labs(__i); } - } - ])], - [glibcxx_cv_abs_long=no], - [glibcxx_cv_abs_long=yes] - )]) - - # autoheader cannot handle indented templates. - AH_VERBATIM([__CORRECT_ISO_CPP_STDLIB_H_PROTO], - [/* Define if all C++ overloads are available in <stdlib.h>. */ -#if __cplusplus >= 199711L -#undef __CORRECT_ISO_CPP_STDLIB_H_PROTO -#endif]) - if test $glibcxx_cv_abs_long = yes; then - AC_DEFINE(__CORRECT_ISO_CPP_STDLIB_H_PROTO, 1) - fi - AC_MSG_RESULT($glibcxx_cv_abs_long) - ;; - esac - - AC_LANG_RESTORE -]) - -dnl dnl Check whether required C++ overloads are present in <stdio.h>. dnl AC_DEFUN([GLIBCXX_CHECK_STDIO_PROTO], [ @@ -3401,9 +3307,9 @@ AC_DEFUN([GLIBCXX_CHECK_GTHREADS], [ #error #endif ], [case $target_os in - # gthreads support breaks symbol versioning on Solaris 8/9 (PR + # gthreads support breaks symbol versioning on Solaris 9 (PR # libstdc++/52189). - solaris2.[[89]]*) + solaris2.9*) if test x$enable_symvers = xno; then ac_has_gthreads=yes elif test x$enable_libstdcxx_threads = xyes; then |