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| author | Rafael Espindola <rafael.espindola@gmail.com> | 2011-06-09 23:51:45 +0000 |
|---|---|---|
| committer | Rafael Espindola <rafael.espindola@gmail.com> | 2011-06-09 23:51:45 +0000 |
| commit | 4d7b4573f97157877f6875b69c9d32b2cb8c5329 (patch) | |
| tree | 2030ee5d8fc24b9b6dc8ec4433b276ddcd551e76 /lib/CodeGen/TailDuplication.cpp | |
| parent | 689d7d5dffc02993eef367be3380f2b4c49e434f (diff) | |
Avoid a gcc warning about multiline comments.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@132821 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/TailDuplication.cpp')
| -rw-r--r-- | lib/CodeGen/TailDuplication.cpp | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/lib/CodeGen/TailDuplication.cpp b/lib/CodeGen/TailDuplication.cpp index e0344ef790..13e84fa678 100644 --- a/lib/CodeGen/TailDuplication.cpp +++ b/lib/CodeGen/TailDuplication.cpp @@ -691,13 +691,13 @@ TailDuplicatePass::TailDuplicate(MachineBasicBlock *TailBB, MachineFunction &MF, // Handle the nasty case in that we duplicated a block that is part of a loop // into some but not all of its predecessors. For example: - // 1 -> 2 <-> 3 - // \ - // \---> rest + // 1 -> 2 <-> 3 | + // \ | + // \---> rest | // if we duplicate 2 into 1 but not into 3, we end up with - // 12 -> 3 <-> 2 -> rest - // \ / - // \----->-----/ + // 12 -> 3 <-> 2 -> rest | + // \ / | + // \----->-----/ | // If there was a "var = phi(1, 3)" in 2, it has to be ultimately replaced // with a phi in 3 (which now dominates 2). // What we do here is introduce a copy in 3 of the register defined by the |