[llvm-bugs] [Bug 38906] New: 'Assertion `AnalysisPass && "Expected analysis pass to exist."' failed.' with -gvn-hoist -early-cse-memssa even on empty file

via llvm-bugs llvm-bugs at lists.llvm.org
Wed Sep 12 00:56:13 PDT 2018


https://bugs.llvm.org/show_bug.cgi?id=38906

            Bug ID: 38906
           Summary: 'Assertion `AnalysisPass && "Expected analysis pass to
                    exist."' failed.' with -gvn-hoist -early-cse-memssa
                    even on empty file
           Product: new-bugs
           Version: unspecified
          Hardware: PC
                OS: Linux
            Status: NEW
          Severity: enhancement
          Priority: P
         Component: new bugs
          Assignee: unassignedbugs at nondot.org
          Reporter: mikael.holmen at ericsson.com
                CC: llvm-bugs at lists.llvm.org

opt -S -o - /dev/null -gvn-hoist -early-cse-memssa

crashes with

opt: ../lib/IR/LegacyPassManager.cpp:617: void
llvm::PMTopLevelManager::setLastUser(ArrayRef<llvm::Pass *>, llvm::Pass *):
Assertion `AnalysisPass && "Expected analysis pass to exist."' failed.
Stack dump:
0.      Program arguments: build-all/bin/opt -S -o - /dev/null -gvn-hoist
-early-cse-memssa 
#0 0x00000000020ec834 PrintStackTraceSignalHandler(void*)
(build-all/bin/opt+0x20ec834)
#1 0x00000000020ea990 llvm::sys::RunSignalHandlers()
(build-all/bin/opt+0x20ea990)
#2 0x00000000020ecb98 SignalHandler(int) (build-all/bin/opt+0x20ecb98)
#3 0x00007f7c26a2b330 __restore_rt
(/lib/x86_64-linux-gnu/libpthread.so.0+0x10330)
#4 0x00007f7c2561ac37 gsignal
/build/eglibc-ripdx6/eglibc-2.19/signal/../nptl/sysdeps/unix/sysv/linux/raise.c:56:0
#5 0x00007f7c2561e028 abort
/build/eglibc-ripdx6/eglibc-2.19/stdlib/abort.c:91:0
#6 0x00007f7c25613bf6 __assert_fail_base
/build/eglibc-ripdx6/eglibc-2.19/assert/assert.c:92:0
#7 0x00007f7c25613ca2 (/lib/x86_64-linux-gnu/libc.so.6+0x2fca2)
#8 0x0000000001b24292
llvm::PMTopLevelManager::setLastUser(llvm::ArrayRef<llvm::Pass*>, llvm::Pass*)
(build-all/bin/opt+0x1b24292)
#9 0x0000000001b28210 llvm::PMDataManager::add(llvm::Pass*, bool)
(build-all/bin/opt+0x1b28210)
#10 0x0000000001b25593 llvm::PMTopLevelManager::schedulePass(llvm::Pass*)
(build-all/bin/opt+0x1b25593)
#11 0x000000000075cde6 main (build-all/bin/opt+0x75cde6)
#12 0x00007f7c25605f45 __libc_start_main
/build/eglibc-ripdx6/eglibc-2.19/csu/libc-start.c:321:0
#13 0x0000000000745e2d _start (build-all/bin/opt+0x745e2d)
Abort

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