remove redundant check

llvm-svn: 309280
diff --git a/llvm/lib/CodeGen/AsmPrinter/DwarfDebug.cpp b/llvm/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
index d2085e3..3fa00e5 100644
--- a/llvm/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
+++ b/llvm/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
@@ -692,7 +692,7 @@
 
   // Emit all frontend-produced Skeleton CUs, i.e., Clang modules.
   for (auto *CUNode : MMI->getModule()->debug_compile_units())
-    if (CUNode->getDWOId() && isEmptyCU(CUNode))
+    if (CUNode->getDWOId())
       getOrCreateDwarfCompileUnit(CUNode);
 
   // Compute DIE offsets and sizes.