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| author | Chris Lattner <sabre@nondot.org> | 2003-08-17 19:34:55 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2003-08-17 19:34:55 +0000 |
| commit | 342a9d1464ed3483b45b0ca47c0b130ba080c938 (patch) | |
| tree | 906f524523710aef16a53bdd9843cdf407f1c0b1 /lib/Transforms/Utils/Local.cpp | |
| parent | 128cf79bcc57124ff646b4c7b701cef44306fab8 (diff) | |
The fixme is irrelevant: if that happens, the LLVM bytecode is malformed.
This fixes testcase: SimplifyCFG/2003-08-17-BranchFold.ll
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@7919 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Transforms/Utils/Local.cpp')
| -rw-r--r-- | lib/Transforms/Utils/Local.cpp | 8 |
1 files changed, 1 insertions, 7 deletions
diff --git a/lib/Transforms/Utils/Local.cpp b/lib/Transforms/Utils/Local.cpp index 0d15ab5055..d3778c5044 100644 --- a/lib/Transforms/Utils/Local.cpp +++ b/lib/Transforms/Utils/Local.cpp @@ -61,12 +61,7 @@ bool ConstantFoldTerminator(BasicBlock *BB) { // unconditional branch. BI->setUnconditionalDest(Destination); return true; - } -#if 0 - // FIXME: TODO: This doesn't work if the destination has PHI nodes with - // different incoming values on each branch! - // - else if (Dest2 == Dest1) { // Conditional branch to same location? + } else if (Dest2 == Dest1) { // Conditional branch to same location? // This branch matches something like this: // br bool %cond, label %Dest, label %Dest // and changes it into: br label %Dest @@ -79,7 +74,6 @@ bool ConstantFoldTerminator(BasicBlock *BB) { BI->setUnconditionalDest(Dest1); return true; } -#endif } return false; } |