Fix a crash while promoting a value out of a loop from a global variable
when using ds-aa
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@20802 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Analysis/DataStructure/BottomUpClosure.cpp b/lib/Analysis/DataStructure/BottomUpClosure.cpp
index 640463d..5dcaa31 100644
--- a/lib/Analysis/DataStructure/BottomUpClosure.cpp
+++ b/lib/Analysis/DataStructure/BottomUpClosure.cpp
@@ -527,5 +527,14 @@
return;
}
- assert(!isa<GlobalVariable>(From) && "Do not know how to copy GV's yet!");
+ if (const Function *F = getFnForValue(To)) {
+ DSGraph &G = getDSGraph(*F);
+ G.getScalarMap().copyScalarIfExists(From, To);
+ return;
+ }
+
+ std::cerr << *From;
+ std::cerr << *To;
+ assert(0 && "Do not know how to copy this yet!");
+ abort();
}