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enable jump threading pass by default. This causes no miscompilations

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and can significantly shrinkify some code, particularly from C++ land.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@50025 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2008-04-21 04:22:09 +00:00
parent 96c5b2f8c7
commit 2510c3b70f
1 changed files with 1 additions and 0 deletions
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tools/opt/opt.cpp
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@ -267,6 +267,7 @@ void AddStandardCompilePasses(PassManager &PM) {
addPass(PM, createTailDuplicationPass()); // Simplify cfg by copying code
addPass(PM, createInstructionCombiningPass()); // Cleanup for scalarrepl.
addPass(PM, createJumpThreadingPass()); // Thread jumps.
addPass(PM, createCFGSimplificationPass()); // Merge & remove BBs
addPass(PM, createScalarReplAggregatesPass()); // Break up aggregate allocas
addPass(PM, createInstructionCombiningPass()); // Combine silly seq's