diff options
Diffstat (limited to 'configure.ac')
| -rw-r--r-- | configure.ac | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/configure.ac b/configure.ac index 14236c9dc99..3dd9b9a4ce6 100644 --- a/configure.ac +++ b/configure.ac @@ -2582,10 +2582,9 @@ if test -n "$with_gallium_drivers"; then xswr) llvm_require_version $LLVM_REQUIRED_SWR "swr" - swr_require_cxx_feature_flags "C++11" "__cplusplus >= 201103L" \ - ",-std=c++11" \ - SWR_CXX11_CXXFLAGS - AC_SUBST([SWR_CXX11_CXXFLAGS]) + if test "x$HAVE_CXX11" != "xyes"; then + AC_MSG_ERROR([swr requires c++11 support]) + fi swr_require_cxx_feature_flags "AVX" "defined(__AVX__)" \ ",-target-cpu=sandybridge,-mavx,-march=core-avx,-tp=sandybridge" \ |