diff options
Diffstat (limited to 'libstdc++-v3/aclocal.m4')
| -rw-r--r-- | libstdc++-v3/aclocal.m4 | 15 |
1 files changed, 9 insertions, 6 deletions
diff --git a/libstdc++-v3/aclocal.m4 b/libstdc++-v3/aclocal.m4 index 2b62537f0c9..565e93249c1 100644 --- a/libstdc++-v3/aclocal.m4 +++ b/libstdc++-v3/aclocal.m4 @@ -655,6 +655,7 @@ AC_DEFUN(GLIBCPP_CHECK_MATH_SUPPORT, [ GLIBCPP_CHECK_MATH_DECL_AND_LINKAGE_3(sincos) GLIBCPP_CHECK_MATH_DECL_AND_LINKAGE_1(fpclass) GLIBCPP_CHECK_MATH_DECL_AND_LINKAGE_1(qfpclass) + GLIBCPP_CHECK_MATH_DECL_AND_LINKAGE_2(hypot) dnl Check to see if basic C math functions have float versions. GLIBCPP_CHECK_MATH_DECLS_AND_LINKAGES_1(float trig, @@ -667,9 +668,11 @@ AC_DEFUN(GLIBCPP_CHECK_MATH_SUPPORT, [ ceilf floorf) GLIBCPP_CHECK_MATH_DECL_AND_LINKAGE_1(isnanf) GLIBCPP_CHECK_MATH_DECL_AND_LINKAGE_1(isinff) + GLIBCPP_CHECK_MATH_DECL_AND_LINKAGE_2(atan2f) GLIBCPP_CHECK_MATH_DECL_AND_LINKAGE_1(fabsf) GLIBCPP_CHECK_MATH_DECL_AND_LINKAGE_2(fmodf) GLIBCPP_CHECK_MATH_DECL_AND_LINKAGE_2(frexpf) + GLIBCPP_CHECK_MATH_DECL_AND_LINKAGE_2(hypotf) GLIBCPP_CHECK_MATH_DECL_AND_LINKAGE_2(ldexpf) GLIBCPP_CHECK_MATH_DECL_AND_LINKAGE_1(logf) GLIBCPP_CHECK_MATH_DECL_AND_LINKAGE_1(log10f) @@ -696,6 +699,7 @@ AC_DEFUN(GLIBCPP_CHECK_MATH_SUPPORT, [ GLIBCPP_CHECK_MATH_DECL_AND_LINKAGE_1(fabsl) GLIBCPP_CHECK_MATH_DECL_AND_LINKAGE_2(fmodl) GLIBCPP_CHECK_MATH_DECL_AND_LINKAGE_2(frexpl) + GLIBCPP_CHECK_MATH_DECL_AND_LINKAGE_2(hypotl) GLIBCPP_CHECK_MATH_DECL_AND_LINKAGE_2(ldexpl) GLIBCPP_CHECK_MATH_DECL_AND_LINKAGE_1(logl) GLIBCPP_CHECK_MATH_DECL_AND_LINKAGE_1(log10l) @@ -740,23 +744,22 @@ dnl Check to see if there is native support for complex dnl dnl Don't compile bits in math/* if native support exits. dnl -dnl Define USE_COMPLEX_LONG_DOUBLE etc if "atan2l/copysignl" is found. +dnl Define USE_COMPLEX_LONG_DOUBLE etc if "copysignl" is found. dnl dnl GLIBCPP_CHECK_COMPLEX_MATH_SUPPORT AC_DEFUN(GLIBCPP_CHECK_COMPLEX_MATH_SUPPORT, [ dnl Check for complex versions of math functions of platform. AC_CHECK_LIB(m, main) - AC_REPLACE_MATHFUNCS(nan hypot hypotf copysignf) + AC_REPLACE_MATHFUNCS(nan copysignf) dnl Compile the long double complex functions only if the function dnl provides the non-complex long double functions that are needed. - dnl Currently this includes copysignl and atan2l, which should be + dnl Currently this includes copysignl, which should be dnl cached from the GLIBCPP_CHECK_MATH_SUPPORT macro, above. USE_COMPLEX_LONG_DOUBLE=no - if test x$ac_cv_func_atan2l = x"yes" && - test x$ac_cv_func_copysignl = x"yes"; then + if test x$ac_cv_func_copysignl = x"yes"; then USE_COMPLEX_LONG_DOUBLE=yes - AC_REPLACE_MATHFUNCS(hypotl signbitl) + AC_REPLACE_MATHFUNCS(signbitl) fi AC_SUBST(USE_COMPLEX_LONG_DOUBLE) |