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author | Benjamin Kramer <benny.kra@googlemail.com> | 2012-02-16 17:29:50 +0000 |
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committer | Benjamin Kramer <benny.kra@googlemail.com> | 2012-02-16 17:29:50 +0000 |
commit | 1a7ea9dd0431287a7346cd107680deb444d39f51 (patch) | |
tree | 18ca11c286bb8be08e996af18ac74941df47afaa /lib/CodeGen/Passes.cpp | |
parent | ea79b8e03ca7c7be72832c11e9d4d78f11b728b3 (diff) |
Disable machine copy propagation for now. It's known to be buggy (PR11940) and introduces subtle miscompiles in many places.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150703 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/Passes.cpp')
-rw-r--r-- | lib/CodeGen/Passes.cpp | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/CodeGen/Passes.cpp b/lib/CodeGen/Passes.cpp index ec1f2b4c3b..401ca657c4 100644 --- a/lib/CodeGen/Passes.cpp +++ b/lib/CodeGen/Passes.cpp @@ -69,7 +69,7 @@ static cl::opt<bool> DisableLSR("disable-lsr", cl::Hidden, static cl::opt<bool> DisableCGP("disable-cgp", cl::Hidden, cl::desc("Disable Codegen Prepare")); static cl::opt<bool> DisableCopyProp("disable-copyprop", cl::Hidden, - cl::desc("Disable Copy Propagation pass")); + cl::desc("Disable Copy Propagation pass"), cl::init(true)); // PR11940 static cl::opt<bool> PrintLSR("print-lsr-output", cl::Hidden, cl::desc("Print LLVM IR produced by the loop-reduce pass")); static cl::opt<bool> PrintISelInput("print-isel-input", cl::Hidden, |