bail out sooner if we have two concrete but different types.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@52351 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Linker/LinkModules.cpp b/lib/Linker/LinkModules.cpp
index 43721e6..0d521c0 100644
--- a/lib/Linker/LinkModules.cpp
+++ b/lib/Linker/LinkModules.cpp
@@ -93,6 +93,10 @@
// type. For example, we cannot resolve an int to a float.
if (DestTyT->getTypeID() != SrcTyT->getTypeID()) return true;
+ // If neither type is abstract, then they really are just different types.
+ if (!DestTyT->isAbstract() && !SrcTyT->isAbstract())
+ return true;
+
// Otherwise, resolve the used type used by this derived type...
switch (DestTyT->getTypeID()) {
default: