third_party/llvm-7.0/llvm/test/DebugInfo/PDB/Inputs/symbolformat-fpo.cpp

// Compile with "cl /GR- /Zi /c /Ox /Oy symbolformat-fpo.cpp"
// Refer to symbolformat.cpp for linking instructions.

unsigned fpo_func(unsigned n) {
  return n * 2;
}