25 lines
687 B
Plaintext
25 lines
687 B
Plaintext
AC_DEFUN([NC_CXX],[
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AX_CHECK_COMPILE_FLAG(
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[-std=c++1z],
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[AX_APPEND_FLAG([-std=c++1z], [CXXFLAGS])],
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[AC_MSG_ERROR([Unable to enable c++1z])]
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)
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AX_APPEND_COMPILE_FLAGS([-pipe], [], [-Werror])
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AX_APPEND_COMPILE_FLAGS([-fno-deduce-init-list], [], [-Werror])
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AX_APPEND_COMPILE_FLAGS([-fno-deduce-init-list], [], [-Werror])
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AC_C_CONST
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AC_C_RESTRICT
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AC_C_INLINE
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AC_ARG_ENABLE([libcxx], [AS_HELP_STRING([--enable-libcxx], [use clang's cxx library])])
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AS_IF([test "x${enable_libcxx}" == "xyes"], [
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AX_APPEND_COMPILE_FLAGS([-stdlib=libc++])
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])
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AX_APPEND_COMPILE_FLAGS([-fvisibility=hidden], [], [-Werror])
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])
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