diff options
Diffstat (limited to 'llvm/lib/Analysis')
| -rw-r--r-- | llvm/lib/Analysis/MemorySSA.cpp | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/llvm/lib/Analysis/MemorySSA.cpp b/llvm/lib/Analysis/MemorySSA.cpp index cc3bca1c231..cfb8b7e7dcb 100644 --- a/llvm/lib/Analysis/MemorySSA.cpp +++ b/llvm/lib/Analysis/MemorySSA.cpp @@ -873,6 +873,7 @@ template <class AliasAnalysisType> class ClobberWalker { if (!DefChainEnd) for (auto *MA : def_chain(const_cast<MemoryAccess *>(Target))) DefChainEnd = MA; + assert(DefChainEnd && "Failed to find dominating phi/liveOnEntry"); // If any of the terminated paths don't dominate the phi we'll try to // optimize, we need to figure out what they are and quit. |
