Russ Cox <******@****.***> 1488850797 -0500

		println("BUG: got", f, "want 0.0")
		return
	}
}

func test64(f float64) {
	if f != 0 || math.Signbit(f) {
		println("BUG: got", f, "want 0.0")
		return
	}
}

func main() {
	if f := -x0; f != 0 || !math.Signbit(float64(f)) {
		println("BUG: got", f, "want -0.0")
	}

	test32(-0.0)
	test32(x0)
	test32(x1)
	test32(x2)
	test32(x3)

	if f := -y0; f != 0 || !math.Signbit(f) {

		atomic.AddInt64(&cnt64, 8)
	}
	if len(a) <= len(b) {
		atomic.AddInt64(&cnt64, 16)
	}
	return atomic.LoadInt64(&cnt64) == 31
}

func main() {
	if !test32([]int{}, []int{}) {
		panic("test32")
	}
	if !test64([]int{}, []int{}) {
		panic("test64")
	}

)

func main() {
	test32(float32(m0000p149), f32(m0000p149))
	test32(float32(m1000p149), f32(m1000p149))
	test32(float32(m1001p149), f32(m1001p149))
	test32(float32(m1011p149), f32(m1011p149))
	test32(float32(m1100p149), f32(m1100p149))

	test64(float64(m0000p1074), f64(m0000p1074))
	test64(float64(m1000p1074), f64(m1000p1074))
	test64(float64(m1001p1074), f64(m1001p1074))

	if err != nil {
		panic(err)
	}
	// Get a slice pointing to the last byte of the good page.
	x := b[p-one : p]

	test16(x)
	test16i(x, 0)
	test32(x)
	test32i(x, 0)
	test64(x)
	test64i(x, 0)
}

func test16(x []byte) uint16 {
	defer func() {
		r := recover()
		if r == nil {
			panic("no fault or bounds check failure happened")
		}
		s := fmt.Sprintf("%s", r)

These binaries were generated by:

$ cat empty.s
.global _start
_start:
$ as --32 -o empty.o empty.s && ld  --build-id -m elf_i386 -o test32 empty.o
$ as --64 -o empty.o empty.s && ld --build-id -o test64 empty.o
$ powerpc-linux-gnu-as -o empty.o empty.s && powerpc-linux-gnu-ld --build-id -o test32be empty.o

func bic64(x uint64) uint64 {
	return x &^ c64a
}

// Note: x-c gets rewritten to x+(-c), so SUB and SBC are not directly testable.
// I disabled that rewrite rule before running this test.

func main() {
	test32()
	test64()
}

func test32() {
	var a uint32 = 0x11111111
	var want, got uint32
	if want, got = a+c32a, add32a(a); got != want {
		panic(fmt.Sprintf("add32a(%x) = %x, want %x", a, got, want))
	}

	test6WithClosures()
	test7()
	test8()
	test9()
	if !interp {
		test9reflect1()
		test9reflect2()
	}
	test10()
	if !interp {
		test10reflect1()
		test10reflect2()
	}
	test11()
	if !interp {
		test11reflect1()
		test11reflect2()
	}
	test111()
	test12()
	if !interp {
		test12reflect1()
		test12reflect2()
	}
	test13()
	if !interp {
		test13reflect1()
		test13reflect2()
	}

package main

import "runtime"

func main() {
	test1()
	test2()
	test3()
}

func test1() {
	// test1f will panic without its own defer.
	// The runtime.GC checks that we can walk the stack
	// at that point and not get confused.
	// The recover lets test1 exit normally.
	defer func() {
		runtime.GC()
		recover()
	}()
	test1f()
}

func test1f() {
	// Because b == false, the if does not execute,

env GO111MODULE=off

# smoke test for complex build configuration
go build -o complex.exe complex
[!cross] [exec:gccgo] go build -compiler=gccgo -o complex.exe complex

-- complex/main.go --
package main

import (
	_ "complex/nest/sub/test12"
	_ "complex/nest/sub/test23"
	"complex/w"
	"v"
)

func main() {
	println(v.Hello + " " + w.World)
}

-- complex/nest/sub/test12/p.go --
package test12