[PATCH] D25848: [PM/OptBisect] Don't crash with some particular values of -opt-bisect-limit=

[Davide Italiano via llvm-commits]

davide updated this revision to Diff 75365.
davide added a comment.

updated a new patch with context


https://reviews.llvm.org/D25848

Files:
  include/llvm/Analysis/LoopPass.h
  lib/Analysis/LoopPass.cpp


Index: lib/Analysis/LoopPass.cpp
===================================================================
--- lib/Analysis/LoopPass.cpp
+++ lib/Analysis/LoopPass.cpp
@@ -205,7 +205,7 @@
                                     : CurrentLoop->getHeader()->getName());
       dumpPreservedSet(P);
 
-      if (LoopWasDeleted) {
+      if (LoopWasDeleted || P->skipLoop(CurrentLoop)) {
         // Notify passes that the loop is being deleted.
         deleteSimpleAnalysisLoop(CurrentLoop);
       } else {
Index: include/llvm/Analysis/LoopPass.h
===================================================================
--- include/llvm/Analysis/LoopPass.h
+++ include/llvm/Analysis/LoopPass.h
@@ -87,7 +87,7 @@
   /// associated analysis values can be deleted.
   virtual void deleteAnalysisLoop(Loop *L) {}
 
-protected:
+public:
   /// Optional passes call this function to check whether the pass should be
   /// skipped. This is the case when Attribute::OptimizeNone is set or when
   /// optimization bisect is over the limit.


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