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Really fix the fall-through logic.

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Add a triple to the tests.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@132885 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Rafael Espindola
2011-06-12 05:57:01 +00:00
parent c1e903ceb3
commit 1edc08b09f
3 changed files with 26 additions and 1 deletions
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3
lib/CodeGen/AsmPrinter/AsmPrinter.cpp
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@@ -1941,6 +1941,9 @@ isBlockOnlyReachableByFallthrough(const MachineBasicBlock *MBB) const {
if (TII->AnalyzeBranch(*Pred, PredTBB, PredFBB, PredCond))
return false;
if (PredTBB == MBB || PredFBB == MBB)
return false;
// This is a fall through if there is no conditions in the bb
// or if there is no explicit false branch.
return PredCond.empty() || !PredFBB;