commit 9fd256f2d2bb70d7f3111f82face3d4163cccde6
author Devang Patel <dpatel@apple.com> Wed Jan 17 21:19:23 2007 +0000
committer Copybara-Service <copybara-worker@google.com> Wed Sep 23 05:42:44 2020 -0700
tree 8bb0d5e3ec5db9d0827117322d3f481f59f090c0
parent 34d134b38bc00892b5cf6d992a1426a795bba5ee

Update ModulePass::assignPassManager() to take into account Preferred
Pass Manager Type.

llvm-svn: 33308
GitOrigin-RevId: 23f8aa921e0a31e986bea0c550fb6701747b2edf

lib/VMCore/PassManager.cpp

diff --git a/lib/VMCore/PassManager.cpp b/lib/VMCore/PassManager.cpp
index a137a7f..5d39144 100644
--- a/lib/VMCore/PassManager.cpp
+++ b/lib/VMCore/PassManager.cpp
@@ -1207,15 +1207,16 @@
 
   // Find Module Pass Manager
   while(!PMS.empty()) {
-    if (PMS.top()->getPassManagerType() > PMT_ModulePassManager)
+    PassManagerType TopPMType = PMS.top()->getPassManagerType();
+    if (TopPMType == PreferredType)
+      break; // We found desired pass manager
+    else if (TopPMType > PMT_ModulePassManager)
       PMS.pop();    // Pop children pass managers
     else
       break;
   }
-  MPPassManager *MPP = dynamic_cast<MPPassManager *>(PMS.top());
 
-  assert(MPP && "Unable to find Module Pass Manager");
-  MPP->add(this);
+  PMS.top()->add(this);
 }
 
 /// Find appropriate Function Pass Manager or Call Graph Pass Manager