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AC_DEFUN([QL_CHECK_CXXFLAGS],
[AC_MSG_CHECKING([whether $CXX accepts warning flags])
AC_REQUIRE([AC_PROG_CC])
ql_original_CXXFLAGS=$CXXFLAGS
ql_more_CXXFLAGS="-fno-strict-aliasing -Wno-unused -Wno-uninitialized -Wno-sign-compare -Wno-write-strings"
CXXFLAGS="$ql_original_CXXFLAGS $ql_more_CXXFLAGS"
AC_COMPILE_IFELSE(
[AC_LANG_PROGRAM(
[[]],
[[]])],
[AC_MSG_RESULT([yes])
AC_SUBST([CXXWARNINGFLAGS], [$ql_more_CXXFLAGS])],
[AC_MSG_RESULT([no])
])
CXXFLAGS="$ql_original_CXXFLAGS"
])
|
