int foo(int a) { return a + 1; } int main(int argc, char *argv[]) { return foo(argc); } // Build instructions: // 1) clang++ -### -O2 -gsplit-dwarf.cc split-dwarf-test.cc -o split-dwarf-test // 2) Replace the value "-fdebug-compilation-dir" flag to "Output" // (this is the temp directory used by lit). // 3) Manually run clang-cc1, objcopy and ld invocations. // 4) Copy the binary and .dwo file to the Inputs directory. Make sure the // .dwo file will be available for symbolizer (use test RUN-lines to copy // the .dwo file to a directory // <execution_directory>/<directory_provided_in_fdebug_compilation_dir>.