ok. (the way to detect kernel build looks unpolished, but there does not seem to be a consistent way of doing it. Some targets have kernel specific flags ..)
On Thu, Nov 13, 2014 at 10:40 AM, Rong Xu <x...@google.com> wrote: > Here is patch that ports our work on FDO linux kernel build support to > gcc-4_9. With this patch, kernel will use the libgcov functions to > dump the gcda files. > > This patch also enables LIPO build. But the module grouping is not > computed online. We will use gcov-tool to do this offline. > > Tested with kernel FDO build, regression and google internal benchmarks. > > Thanks, > > -Rong