objc4-750

2021年2月5号编译时提示：

报错：Undefined symbols for architecture x86_64: "_objc_opt_class", referenced from: 把objc对应的deployment改为10.14

Name	Name	Last commit message	Last commit date
Latest commit gcfrun Update README.md Feb 5, 2021 753f926 · Feb 5, 2021 History 8 Commits
Common	Common	first commit	Dec 17, 2018
objc-test	objc-test	first commit	Dec 17, 2018
objc.xcodeproj	objc.xcodeproj	first commit	Dec 17, 2018
objcrt	objcrt	first commit	Dec 17, 2018
runtime	runtime	first commit	Dec 17, 2018
.DS_Store	.DS_Store	first commit	Dec 17, 2018
APPLE_LICENSE	APPLE_LICENSE	first commit	Dec 17, 2018
README.md	README.md	Update README.md	Feb 5, 2021
ReleaseNotes.rtf	ReleaseNotes.rtf	first commit	Dec 17, 2018
interposable.txt	interposable.txt	first commit	Dec 17, 2018
libobjc.order	libobjc.order	first commit	Dec 17, 2018
markgc.cpp	markgc.cpp	first commit	Dec 17, 2018
objc.sln	objc.sln	first commit	Dec 17, 2018
objc.vcproj	objc.vcproj	first commit	Dec 17, 2018
prebuild.bat	prebuild.bat	first commit	Dec 17, 2018
unexported_symbols	unexported_symbols	first commit	Dec 17, 2018
version.bat	version.bat	first commit	Dec 17, 2018
version.rc	version.rc	first commit	Dec 17, 2018

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