The Interpreter was failing the AtExit UnitTest. This fixes it.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@11367 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 4 insertions, 0 deletions

diff --git a/lib/ExecutionEngine/Interpreter/Execution.cpp b/lib/ExecutionEngine/Interpreter/Execution.cpp
index 57ae621545..5379c04fbf 100644
--- a/lib/ExecutionEngine/Interpreter/Execution.cpp
+++ b/lib/ExecutionEngine/Interpreter/Execution.cpp
@@ -523,6 +523,10 @@ void Interpreter::visitBinaryOperator(BinaryOperator &I) {
 //===----------------------------------------------------------------------===//
 
 void Interpreter::exitCalled(GenericValue GV) {
+  // runAtExitHandlers() assumes there are no stack frames, but
+  // if exit() was called, then it had a stack frame. Blow away
+  // the stack before interpreting atexit handlers.
+  ECStack.clear ();
   runAtExitHandlers ();
   exit (GV.IntVal);
 }