[WinEH] Avoid emitting xdata tables twice for cleanups
Since adding invokes of llvm.donothing to cleanups, we come here now,
and trivial EH cleanup usage from clang fails to compile.
llvm-svn: 234948
diff --git a/llvm/lib/CodeGen/AsmPrinter/Win64Exception.cpp b/llvm/lib/CodeGen/AsmPrinter/Win64Exception.cpp
index 39f7875..8cbf340 100644
--- a/llvm/lib/CodeGen/AsmPrinter/Win64Exception.cpp
+++ b/llvm/lib/CodeGen/AsmPrinter/Win64Exception.cpp
@@ -344,9 +344,11 @@
}
// Defer emission until we've visited the parent function and all the catch
- // handlers.
- if (ParentF == F || FuncInfo.CatchHandlerMaxState.count(F))
- ++FuncInfo.NumIPToStateFuncsVisited;
+ // handlers. Cleanups don't contribute to the ip2state table yet, so don't
+ // count them.
+ if (ParentF != F && !FuncInfo.CatchHandlerMaxState.count(F))
+ return;
+ ++FuncInfo.NumIPToStateFuncsVisited;
if (FuncInfo.NumIPToStateFuncsVisited != FuncInfo.CatchHandlerMaxState.size())
return;