package main import ( "os" "runtime" ) func fputestsetup(f64a, f64b, f64c, f64d float64, f32a, f32b, f32c, f32d float32, avx2, avx512, dobreak bool) func getCPUID70() (ebx, ecx uint32) func main() { var f64a float64 = 1.1 var f64b float64 = 1.2 var f64c float64 = 1.3 var f64d float64 = 1.4 var f32a float32 = 1.5 var f32b float32 = 1.6 var f32c float32 = 1.7 var f32d float32 = 1.8 ebx, _ := getCPUID70() avx2 := ebx&(1<<5) != 0 avx512 := ebx&(1<<16) != 0 fputestsetup(f64a, f64b, f64c, f64d, f32a, f32b, f32c, f32d, avx2, avx512, len(os.Args) < 2 || os.Args[1] != "panic") if len(os.Args) < 2 || os.Args[1] != "panic" { runtime.Breakpoint() } else { panic("boom!") } }