// 2) Reserved - Owned by the runtime, but accessing it would cause a fault.
//               Does not count against the process' memory footprint.
// 3) Prepared - Reserved, intended not to be backed by physical memory (though
//               an OS may implement this lazily). Can transition efficiently to
//               Ready. Accessing memory in such a region is undefined (may
//               fault, may give back unexpected zeroes, etc.).

		Name: wellknown.CORS,
		ConfigType: &hcm.HttpFilter_TypedConfig{
			TypedConfig: protoconv.MessageToAny(&cors.Cors{}),
		},
	}
	Fault = &hcm.HttpFilter{
		Name: wellknown.Fault,
		ConfigType: &hcm.HttpFilter_TypedConfig{
			TypedConfig: protoconv.MessageToAny(&fault.HTTPFault{}),
		},
	}
	GrpcWeb = &hcm.HttpFilter{
		Name: wellknown.GRPCWeb,
		ConfigType: &hcm.HttpFilter_TypedConfig{

                            }
                          },
                          {
                            "name": "envoy.filters.http.fault",
                            "typed_config": {
                              "@type": "type.googleapis.com/envoy.extensions.filters.http.fault.v3.HTTPFault"
                            }
                          },
                          {

	testCases := []struct {
		objectName string
		content    string
		partNumber string
		fault      Fault
		accessKey  string
		secretKey  string

		expectedAPIError APIErrorCode
	}{
		// Success case.
		0: {
			objectName: testObject,
			content:    "hello",
			partNumber: "1",
			fault:      None,
			accessKey:  credentials.AccessKey,
			secretKey:  credentials.SecretKey,

							},
						},
					},
				},
			},
			Patch: &networking.EnvoyFilter_Patch{
				Operation: networking.EnvoyFilter_Patch_MERGE,
				Value: buildPatchStruct(`
{"name": "envoy.filters.http.fault",
"typed_config": {
        "@type": "type.googleapis.com/envoy.extensions.filters.http.fault.v3.HTTPFault",
        "downstreamNodes": ["foo"]
}
}`),

 *       Could not create task ':santa-tracker:generateDebugFeatureTransitiveDeps'.
 *         org/gradle/internal/component/external/model/ImmutableCapability
 * </code>
 *
 * The task at fault is {@code com.android.build.gradle.internal.tasks.featuresplit.PackagedDependenciesWriterTask`}.
 *
 * @deprecated Use {@link DefaultImmutableCapability} instead.
 */
@Deprecated

			// We could check that the arena chunk is explicitly set to fault,
			// but the fact that we faulted on accessing it is enough to prove
			// that it is.
			print("accessed data from freed user arena ", hex(gp.sigcode1), "\n")
		} else {
			print("unexpected fault address ", hex(gp.sigcode1), "\n")
		}
		throw("fault")
	case _SIGTRAP:
		if gp.paniconfault {
			panicmem()
		}
		throw(note)

		{src: "msan5.go"},
		{src: "msan6.go"},
		{src: "msan7.go"},
		{src: "msan8.go"},
		{src: "msan_fail.go", wantErr: true},
		// This may not always fail specifically due to MSAN. It may sometimes
		// fail because of a fault. However, we don't care what kind of error we
		// get here, just that we get an error. This is an MSAN test because without
		// MSAN it would not fail deterministically.

			// We could check that the arena chunk is explicitly set to fault,
			// but the fact that we faulted on accessing it is enough to prove
			// that it is.
			print("accessed data from freed user arena ", hex(gp.sigcode1), "\n")
		} else {
			print("unexpected fault address ", hex(gp.sigcode1), "\n")
		}
		throw("fault")
	case _SIGFPE:
		switch gp.sigcode0 {
		case _FPE_INTDIV:
			panicdivide()

TEXT ·Cas(SB),NOSPLIT|NOFRAME,$0
	MOVB	runtime·goarm(SB), R11
	CMP	$7, R11
	BLT	2(PC)
	JMP	·armcas(SB)
	JMP	kernelcas<>(SB)

TEXT kernelcas<>(SB),NOSPLIT,$0
	MOVW	ptr+0(FP), R2
	// trigger potential paging fault here,
	// because we don't know how to traceback through __kuser_cmpxchg
	MOVW    (R2), R0
	MOVW	old+4(FP), R0
	MOVW	new+8(FP), R1
	BL	cas<>(SB)
	BCC	ret0
	MOVW	$1, R0
	MOVB	R0, ret+12(FP)
	RET
ret0: