[NFC] StackProtector: be consistent and to initialize DominatorTreeWrapperPass

We already ask for it, so it might be good to ensure that it is
actually initialized before us. Doesn't seem to matter in practice though.

diff --git a/llvm/lib/CodeGen/StackProtector.cpp b/llvm/lib/CodeGen/StackProtector.cpp
index 0411faa..aa17a08 100644 (file)
--- a/llvm/lib/CodeGen/StackProtector.cpp
+++ b/llvm/lib/CodeGen/StackProtector.cpp
@@ -70,6 +70,7 @@ StackProtector::StackProtector() : FunctionPass(ID), SSPBufferSize(8) {
 INITIALIZE_PASS_BEGIN(StackProtector, DEBUG_TYPE,
                       "Insert stack protectors", false, true)
 INITIALIZE_PASS_DEPENDENCY(TargetPassConfig)
+INITIALIZE_PASS_DEPENDENCY(DominatorTreeWrapperPass)
 INITIALIZE_PASS_END(StackProtector, DEBUG_TYPE,
                     "Insert stack protectors", false, true)