[llvm-bugs] [Bug 31975] New: Many passes break assumption cache invariants

via llvm-bugs llvm-bugs at lists.llvm.org
Wed Feb 15 13:03:18 PST 2017


            Bug ID: 31975
           Summary: Many passes break assumption cache invariants
           Product: libraries
           Version: trunk
          Hardware: PC
                OS: Linux
            Status: NEW
          Severity: enhancement
          Priority: P
         Component: Global Analyses
          Assignee: unassignedbugs at nondot.org
          Reporter: peter at pcc.me.uk
                CC: llvm-bugs at lists.llvm.org

Created attachment 17989
  --> http://bugs.llvm.org/attachment.cgi?id=17989&action=edit

All attached inputs cause the assumption cache verifier to fail with D30003
patched in. Invoke like this:

$ clang++ -std=gnu++11 -fvisibility=hidden -flto -o /dev/null
-fwhole-program-vtables -w -mllvm -verify-assumption-cache -c -O2 $input

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