android_ndk_api_level = prompt_loop_or_load_from_env(
      environ_cp,
      var_name='ANDROID_NDK_API_LEVEL',
      var_default='21',  # 21 is required for ARM64 support.
      ask_for_var=(
          'Please specify the (min) Android NDK API level to use. '
          '[Available levels: %s]'
      )
      % api_levels,
      check_success=(lambda *_: True),

	tg.setenv("GOARCH", "amd64")
	tg.run("generate", "gen")
	tg.grepStdout("linux amd64", "unexpected GOOS/GOARCH combination")

	tg.setenv("GOOS", "darwin")
	tg.setenv("GOARCH", "arm64")
	tg.run("generate", "gen")
	tg.grepStdout("darwin arm64", "unexpected GOOS/GOARCH combination")
}

func TestGoEnv(t *testing.T) {
	tg := testgo(t)
	tg.parallel()
	defer tg.cleanup()

            <pgp value="624B96CEB9896889C97B258F7DC3076FE22D4F88"/>
         </artifact>
      </component>
      <component group="org.nodejs" name="node" version="16.13.2">
         <artifact name="node-16.13.2-darwin-arm64.tar.gz">
            <sha256 value="09d300008ad58792c12622a5eafdb14c931587bb88713df4df64cdf4ff2188d1" reason="Artifact is not signed"/>
         </artifact>
         <artifact name="node-16.13.2-darwin-x64.tar.gz">

(ANDconst [1] z:(SRADconst [63] x)) && z.Uses == 1  => (SRDconst [63] x)

// Note that MOV??reg returns a 64-bit int, x is not necessarily that wide
// This may interact with other patterns in the future. (Compare with arm64)
(MOV(B|H|W)Zreg x:(MOVBZload _ _)) => x
(MOV(B|H|W)Zreg x:(MOVBZloadidx _ _ _)) => x
(MOV(H|W)Zreg x:(MOVHZload _ _)) => x
(MOV(H|W)Zreg x:(MOVHZloadidx _ _ _)) => x
(MOV(H|W)reg x:(MOVHload _ _)) => x

		return true
	case "ios", "dragonfly", "netbsd", "illumos", "solaris":
		// See https://golang.org/issue/13841.
		return true
	case "openbsd":
		if runtime.GOARCH == "arm" || runtime.GOARCH == "arm64" {
			// See https://golang.org/issue/13841.
			return true
		}
	}

	return false
}

// testCPUProfile runs f under the CPU profiler, checking for some conditions specified by need,

			// available for global load/stores. See _gen/386.rules (search for Flag_shared).
		case "amd64":
			s.allocatable &^= 1 << 15 // R15
		case "arm":
			s.allocatable &^= 1 << 9 // R9
		case "arm64":
			// nothing to do
		case "loong64": // R2 (aka TP) already reserved.
			// nothing to do
		case "ppc64le": // R2 already reserved.
			// nothing to do