Shoaib Meenai ed2ebf82e7 [docs] Prevent O0 optnone for opt input ...

If we just compile with -O0, clang will add optnone attributes
everywhere, so opt won't actually be able to perform any passes.
Instruct clang to not emit the optnone so opt can do its thing.

Differential Revision: https://reviews.llvm.org/D56950

llvm-svn: 352550

2019-01-29 22:17:51 +00:00

8.4 KiB

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