diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/CodeGen/IfConversion.cpp | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/CodeGen/IfConversion.cpp b/lib/CodeGen/IfConversion.cpp index 93e7ff6..1d0887f 100644 --- a/lib/CodeGen/IfConversion.cpp +++ b/lib/CodeGen/IfConversion.cpp @@ -1212,7 +1212,7 @@ void IfConverter::MergeBlocks(BBInfo &ToBBI, BBInfo &FromBBI) { } // Now FromBBI always falls through to the next block! - if (NBB) + if (NBB && !FromBBI.BB->isSuccessor(NBB)) FromBBI.BB->addSuccessor(NBB); std::copy(FromBBI.Predicate.begin(), FromBBI.Predicate.end(), |