runImporterTest(t, imp, initmap, &test)
	}
}

// gccgoPath returns a path to gccgo if it is present (either in
// path or specified via GCCGO environment variable), or an
// empty string if no gccgo is available.
func gccgoPath() string {
	gccgoname := os.Getenv("GCCGO")
	if gccgoname == "" {
		gccgoname = "gccgo"
	}
	if gpath, gerr := exec.LookPath(gccgoname); gerr == nil {
		return gpath
	}

// run

// Does not work with gccgo, which uses a smaller (but still permitted)
// exponent size.
//go:build !gccgo

// Copyright 2015 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

package main

// Tests for golang.org/issue/11326.

func main() {
	{
		const n = 1e646456992
		const d = 1e646456991
		x := n / d
		if x != 10.0 {

// Package pkgpath determines the package path used by gccgo/GoLLVM symbols.
// This package is not used for the gc compiler.
package pkgpath

import (
	"bytes"
	"errors"
	"fmt"
	"os"
	"os/exec"
	"strings"
)

// ToSymbolFunc returns a function that may be used to convert a
// package path into a string suitable for use as a symbol.
// cmd is the gccgo/GoLLVM compiler in use, and tmpdir is a temporary

import (
	"go/types"
	"testing"
)

// importablePackages is a list of packages that we verify that we can
// import. This should be all standard library packages in all relevant
// versions of gccgo. Note that since gccgo follows a different release
// cycle, and since different systems have different versions installed,
// we can't use the last-two-versions rule of the gc toolchain.
var importablePackages = [...]string{
	"archive/tar",

		perror("sigaction");
		return 2;
	}
	if (osa.sa_handler == SIG_DFL) {
		fprintf(stderr, "Go runtime did not install signal handler\n");
		return 2;
	}
	// gccgo does not set SA_ONSTACK for SIGSEGV.
	if (getenv("GCCGO") == NULL && (osa.sa_flags&SA_ONSTACK) == 0) {
		fprintf(stderr, "Go runtime did not install signal handler\n");
		return 2;
	}
	oldHandler = osa.sa_sigaction;

	return 0;
}

package main

import (
	"runtime"
	"sync"
	"sync/atomic"
	"time"
)

var sink func()

func main() {
	// Does not work with gccgo, due to partially conservative GC.
	// Try to enable when we have fully precise GC.
	if runtime.Compiler == "gccgo" {
		return
	}
	N := 10
	count := int32(N)
	var wg sync.WaitGroup
	wg.Add(N)
	for i := 0; i < N; i++ {
		go func() {
			defer wg.Done()

package runtime

// Compiler is the name of the compiler toolchain that built the
// running binary. Known toolchains are:
//
//	gc      Also known as cmd/compile.
//	gccgo   The gccgo front end, part of the GCC compiler suite.

// license that can be found in the LICENSE file.

//go:build gccgo && !aix && !hurd

#include <errno.h>
#include <stdint.h>
#include <unistd.h>

#define _STRINGIFY2_(x) #x
#define _STRINGIFY_(x) _STRINGIFY2_(x)
#define GOSYM_PREFIX _STRINGIFY_(__USER_LABEL_PREFIX__)

// Call syscall from C code because the gccgo support for calling from
// Go to C does not support varargs functions.

struct ret {

//go:build (386 || amd64 || amd64p32) && gc

package cpu

// cpuid is implemented in cpu_x86.s for gc compiler
// and in cpu_gccgo.c for gccgo.
func cpuid(eaxArg, ecxArg uint32) (eax, ebx, ecx, edx uint32)

// xgetbv with ecx = 0 is implemented in cpu_x86.s for gc compiler
// and in cpu_gccgo.c for gccgo.

go get -x golang.org/x/text/language@14c0d48
! stderr 'compile|cp|gccgo .*language\.a$'

# go get should skip build with no Go files in root
go get golang.org/x/text@14c0d48

# dropping -d, we should see a build.
[short] skip

env GOCACHE=$WORK/gocache  # Looking for compile commands, so need a clean cache.

go build -x golang.org/x/text/language
stderr 'compile|cp|gccgo .*language\.a$'