Fix -Asserts warning.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@86794 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/AsmPrinter/DwarfDebug.cpp b/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
index e7e596d..3f26360 100644
--- a/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
+++ b/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
@@ -1565,6 +1565,7 @@
     DIScope DS(Scope->getScopeNode());
     DISubprogram InlinedSP = getDISubprogram(DS.getNode());
     DIE *&OriginSPDIE = ModuleCU->getDieMapSlotFor(InlinedSP.getNode());
+    (void) OriginSPDIE;
     assert (OriginSPDIE && "Unable to find Origin DIE for the SP!");
     DIE *AbsDIE = DV->getAbstractVariable()->getDIE();
     assert (AbsDIE && "Unable to find Origin DIE for the Variable!");