优化代码 #188

Job	Run time
build (windows, amd64)	1s
build (windows, 386)	1s
build (freebsd, amd64)	11s
build (freebsd, 386)	22s
build (openbsd, amd64)	1s
build (openbsd, 386)	1s
build (linux, amd64)	20s
build (linux, 386)	10s
build (dragonfly, amd64)	20s
build (darwin, amd64)	11s
build (darwin, arm64)	22s
build (linux, arm, 7)	5s
build (linux, arm, 6)	22s
build (linux, arm, 5)	19s
build (android, arm64)	19s
build (windows, arm64)	1s
build (windows, arm, 7)	1s
build (linux, arm64)	21s
build (linux, riscv64)	1s
build (linux, mips64)	23s
build (linux, mips64le)	1s
build (linux, mipsle)	1s
build (linux, mips)	19s
build (linux, mipsle, softfloat)	1s
build (linux, mips, softfloat)	21s
build (linux, ppc64)	1s
build (linux, ppc64le)	1s
build (freebsd, arm64)	19s
build (freebsd, arm, 7)	17s
build (linux, s390x)	1s
build (openbsd, arm64)	1s
build (openbsd, arm, 7)	1s
publish-new-formula	0s
	5m 16s

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