Return true if INSTR_PROF_RAW_VERSION_VAR is defined in M.
M.
Declared in <llvm/ProfileData/InstrProf.h>
<llvm/ProfileData/InstrProf.h>
bool isIRPGOFlagSet(Module const* M);
That global is set only for IR PGO compilations.
True if INSTR_PROF_RAW_VERSION_VAR is defined in M.