ifeq ($(subdir),math) # lrintf and llrintf are aliased to llrint, so suppress compiler builtins to # avoid mismatched signatures. CFLAGS-s_llrint.c += -fno-builtin-lrintf -fno-builtin-llrintf # Same as before but for lroundf and llroundf CFLAGS-s_llround.c += -fno-builtin-lroundf -fno-builtin-llroundf endif