diff options
| -rw-r--r-- | configure.ac | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac index 7f63ecd0f7db..40dac2f7fa0f 100644 --- a/configure.ac +++ b/configure.ac @@ -6887,9 +6887,11 @@ if test "$COM_IS_CLANG" = "TRUE"; then AC_LANG_PUSH([C++]) save_CPPFLAGS=$CPPFLAGS save_CXX=$CXX + save_CXXCPP=$CXXCPP # compiler plugins must be built with "native" compiler that was used to build Clang itself: : "${COMPILER_PLUGINS_CXX=g++ -std=c++11}" CXX=$COMPILER_PLUGINS_CXX + CXXCPP="$COMPILER_PLUGINS_CXX -E" CPPFLAGS="$CPPFLAGS -I$CLANGDIR/include -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS" AC_CHECK_HEADER(clang/AST/RecursiveASTVisitor.h, [COMPILER_PLUGINS=TRUE], @@ -6902,6 +6904,7 @@ if test "$COM_IS_CLANG" = "TRUE"; then fi ]) CXX=$save_CXX + CXXCPP=$save_CXXCPP CPPFLAGS=$save_CPPFLAGS AC_LANG_POP([C++]) fi |