On 22 August 2011 20:19, Křištof Želechovski wrote: > { make -C x86_64-suse-linux/libstdc++-v3 doc-html-doxygen; } > > Preprocessing /usr/src/packages/BUILD/gcc-4.5.3-20110428/obj-x86_64-suse-linux/x86_64-suse-linux/libstdc++/usr/src/packages/BUILD/gcc-4.5.3-20110428/obj-x86_64-suse-linux/x86_64-suse-linux/libstdc++-v3/include/ext/pb_ds/tree_policy.hpp:154: Warning: include file ext/pb_ds/detail/tree_policy/order_statistics_imp.hpp not found, perhaps you forgot to add its directory to INCLUDE_PATH? > To generate the API docs you do need to build (at least part of) libstdc++ first, so the symlinks to the headers are in place. But if you're just trying to reproduce the doxygen error in PR 50143, just use the example source and config from my doxygen bug report.