lj_vm_trunc       184 lj_ircall.h      _(FPMATH,	lj_vm_trunc,		1,   N, NUM, XA_FP) \
lj_vm_trunc        90 lj_vm.h        LJ_ASMF double lj_vm_trunc(double);
lj_vm_trunc       130 lj_vmmath.c      case IRFPM_TRUNC: return lj_vm_trunc(x);