Merge "fallback to nonmixed builds for unsupported builds"

			fmt.Fprintln(os.Stderr, "unsupported device arch 'riscv64' for Bazel: falling back to non-mixed build")

			return false

		}

		// TODO(b/253664931): Add other fallback criteria below.

		if c.IsEnvTrue("GLOBAL_THINLTO") {

			fmt.Fprintln(os.Stderr, "unsupported env var GLOBAL_THINLTO for Bazel: falling back to non-mixed build")

			return false

		}

		if c.IsEnvTrue("CLANG_COVERAGE") {

			fmt.Fprintln(os.Stderr, "unsupported env var CLANG_COVERAGE for Bazel: falling back to non-mixed build")

			return false

		}

		if len(c.productVariables.SanitizeHost) > 0 {

			fmt.Fprintln(os.Stderr, "unsupported product var SanitizeHost for Bazel: falling back to non-mixed build")

			return false

		}

		if len(c.productVariables.SanitizeDevice) > 0 {

			fmt.Fprintln(os.Stderr, "unsupported product var SanitizeDevice for Bazel: falling back to non-mixed build")

			return false

		}

		if len(c.productVariables.SanitizeDeviceDiag) > 0 {

			fmt.Fprintln(os.Stderr, "unsupported product var SanitizeDeviceDiag for Bazel: falling back to non-mixed build")

			return false

		}

		if len(c.productVariables.SanitizeDeviceArch) > 0 {

			fmt.Fprintln(os.Stderr, "unsupported product var SanitizeDeviceArch for Bazel: falling back to non-mixed build")

			return false

		}

		return true

	}).(bool)