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Disable machine copy propagation for now. It's known to be buggy (PR11940) and introduces subtle miscompiles in many places.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@150703 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Benjamin Kramer
2012-02-16 17:29:50 +00:00
parent ea79b8e03c
commit 1a7ea9dd04
2 changed files with 2 additions and 2 deletions
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lib/CodeGen/Passes.cpp
+1 -1
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@@ -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,