diff options
| -rw-r--r-- | configure.ac | 10 |
1 files changed, 1 insertions, 9 deletions
diff --git a/configure.ac b/configure.ac index 422efbdc7b46..9c8d512be07b 100644 --- a/configure.ac +++ b/configure.ac @@ -6432,7 +6432,7 @@ CXXFLAGS_CXX11= if test "$COM" = MSC -a "$COM_IS_CLANG" != TRUE; then CXXFLAGS_CXX11='-std:c++17 -Zc:__cplusplus' elif test "$GCC" = "yes" -o "$COM_IS_CLANG" = TRUE; then - my_flags='-std=gnu++2a -std=c++2a -std=gnu++17 -std=gnu++1z -std=c++17 -std=c++1z' + my_flags='-std=c++2a -std=c++17 -std=c++1z' for flag in $my_flags; do if test "$COM" = MSC; then flag="-Xclang $flag" @@ -6475,7 +6475,6 @@ elif test "$GCC" = "yes" -o "$COM_IS_CLANG" = TRUE; then ]) AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ #include <algorithm> - #include <cmath> #include <functional> #include <vector> @@ -6495,13 +6494,6 @@ elif test "$GCC" = "yes" -o "$COM_IS_CLANG" = TRUE; then void f(std::vector<int> & v, std::function<bool(int, int)> fn) { std::sort(v.begin(), v.end(), fn); } - - // At least with glibc-headers-2.28-26.fc29.x86_64, when building for Linux x86 32-bit - // (via -m32) and passed-in CXXFLAGS setting -O1 (or higher; overriding -Os as set in - // solenv/gbuild/platform/LINUX_INTEL_GCC.mk), std=gnu* would cause math_errhandling to - // get undef'ed in /usr/include/bits/mathinline.h, while std=c* keeps it defined (as - // needed by sc/source/core/tool/math.cxx): - int g() { return math_errhandling; } ]])],[CXXFLAGS_CXX11=$flag $my_float128hack]) AC_LANG_POP([C++]) CXXFLAGS=$save_CXXFLAGS |