[NFC] Replace magic numbers with CodeGenOpt enums
authorSam Parker <sam.parker@arm.com>
Mon, 26 Nov 2018 17:26:49 +0000 (17:26 +0000)
committerSam Parker <sam.parker@arm.com>
Mon, 26 Nov 2018 17:26:49 +0000 (17:26 +0000)
commit000fbab01c943795f4ca2523a54433e5e450ba9d
tree3eef360fdb16ac67d58669f29f99efb9bc4cc09f
parentdcdf3ddff57edba3d57ed7983a74e27e09d6869b
[NFC] Replace magic numbers with CodeGenOpt enums

Use enum values from llvm/Support/CodeGen.h for the optimisation
levels in CompilerInvocation.

llvm-svn: 347577
clang/lib/Frontend/CompilerInvocation.cpp