X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=lib%2FIR%2FPass.cpp;h=91d86ae40d1831418651c4a1d1c1eb11457fedb5;hb=24623bab81ae6dde6d58fdd041d73c67f8dd98cf;hp=bb55d2af7cf8d5b5ac7e6ac151cfb537c3baac20;hpb=218bad2bc5292bec2a46d59e0f85d4c9fde05bf4;p=oota-llvm.git

diff --git a/lib/IR/Pass.cpp b/lib/IR/Pass.cpp
index bb55d2af7cf..91d86ae40d1 100644
--- a/lib/IR/Pass.cpp
+++ b/lib/IR/Pass.cpp
@@ -199,14 +199,6 @@ Pass *Pass::createPass(AnalysisID ID) {
   return PI->createPass();
 }
 
-Pass *PassInfo::createPass() const {
-  assert((!isAnalysisGroup() || NormalCtor) &&
-         "No default implementation found for analysis group!");
-  assert(NormalCtor &&
-         "Cannot call createPass on PassInfo without default ctor!");
-  return NormalCtor();
-}
-
 //===----------------------------------------------------------------------===//
 //                  Analysis Group Implementation Code
 //===----------------------------------------------------------------------===//
@@ -224,17 +216,6 @@ RegisterAGBase::RegisterAGBase(const char *Name, const void *InterfaceID,
 // PassRegistrationListener implementation
 //
 
-// PassRegistrationListener ctor - Add the current object to the list of
-// PassRegistrationListeners...
-PassRegistrationListener::PassRegistrationListener() {
-  PassRegistry::getPassRegistry()->addRegistrationListener(this);
-}
-
-// dtor - Remove object from list of listeners...
-PassRegistrationListener::~PassRegistrationListener() {
-  PassRegistry::getPassRegistry()->removeRegistrationListener(this);
-}
-
 // enumeratePasses - Iterate over the registered passes, calling the
 // passEnumerate callback on each PassInfo object.
 //
@@ -242,7 +223,16 @@ void PassRegistrationListener::enumeratePasses() {
   PassRegistry::getPassRegistry()->enumerateWith(this);
 }
 
-PassNameParser::~PassNameParser() {}
+PassNameParser::PassNameParser()
+    : Opt(nullptr) {
+  PassRegistry::getPassRegistry()->addRegistrationListener(this);
+}
+
+PassNameParser::~PassNameParser() {
+  // This only gets called during static destruction, in which case the
+  // PassRegistry will have already been destroyed by llvm_shutdown().  So
+  // attempting to remove the registration listener is an error.
+}
 
 //===----------------------------------------------------------------------===//
 //   AnalysisUsage Class Implementation