[llvm] [DFAJumpThreading] Enable DFAJumpThread by default. (PR #157646)

[Hongyu Chen via llvm-commits]

XChy wrote:

> Generally looks okay, with some outliers that need to be investigated (libclamav_nsis_LZMADecode.c +95%, NativeInlineSiteSymbol.cpp +33%)

Will look into these cases.



https://github.com/llvm/llvm-project/pull/157646