http://llvm.org/bugs/show_bug.cgi?id=14904
Bug #: 14904
Summary: Segmentation fault running pass 'Recognize loop
idioms'
Product: new-bugs
Version: 3.2
Platform: PC
OS/Version: Linux
Status: NEW
Severity: enhancement
Priority: P
Component: new bugs
AssignedTo: [email protected]
ReportedBy: [email protected]
CC: [email protected]
Classification: Unclassified
Created attachment 9859
--> http://llvm.org/bugs/attachment.cgi?id=9859
testcase .ll
$ opt -O1 atautorelease-3.ll -disable-output
...
llvm::LPPassManager::runOnFunction(llvm::Function&) + 1631
...
llvm::FPPassManager::runOnFunction(llvm::Function&) + 639
...
llvm::MPPassManager::runOnModule(llvm::Module&) + 655
9 opt 0x0000000001047547 llvm::PassManagerImpl::run(llvm::Module&)
+ 199
10 opt 0x000000000053cf78 main + 3608
11 libc.so.6 0x00007f9b0c41e76d __libc_start_main + 237
...
Stack dump:
0. Program arguments: opt -O1 atautorelease-3.ll -disable-output
1. Running pass 'CallGraph Pass Manager' on module 'atautorelease-3.ll'.
2. Running pass 'Loop Pass Manager' on function '@test1'
3. Running pass 'Recognize loop idioms' on basic block '%"3"'
Segmentation fault (core dumped)
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