https://llvm.org/bugs/show_bug.cgi?id=26864
Bug ID: 26864
Summary: segmentation fault of -partial-inliner
Product: libraries
Version: trunk
Hardware: PC
OS: All
Status: NEW
Severity: normal
Priority: P
Component: Interprocedural Optimizations
Assignee: unassignedb...@nondot.org
Reporter: chengnian...@gmail.com
CC: llvm-bugs@lists.llvm.org
Classification: Unclassified
Created attachment 15996
--> https://llvm.org/bugs/attachment.cgi?id=15996&action=edit
bug triggering test program
The attached bc file causes a segmentation fault in -partial-inliner.
$: opt bugpoint-reduced-simplified.bc -partial-inliner -o temp.bc
0 opt 0x0000000001785db5
llvm::sys::PrintStackTrace(llvm::raw_ostream&) + 37
1 opt 0x0000000001783b66 llvm::sys::RunSignalHandlers() + 54
2 opt 0x0000000001783d91
3 libpthread.so.0 0x00007fbf9d5b5340
4 opt 0x00000000017b0d6f llvm::CodeExtractor::splitReturnBlocks()
+ 255
5 opt 0x00000000017b4266 llvm::CodeExtractor::extractCodeRegion()
+ 246
6 opt 0x000000000148344c
7 opt 0x0000000001484472
8 opt 0x00000000013e412f
llvm::legacy::PassManagerImpl::run(llvm::Module&) + 751
9 opt 0x000000000069621d main + 7373
10 libc.so.6 0x00007fbf9c7beec5 __libc_start_main + 245
11 opt 0x00000000006d5f38
Stack dump:
0. Program arguments: opt bugpoint-reduced-simplified.bc -partial-inliner
-o temp.bc
1. Running pass 'Partial Inliner' on module
'bugpoint-reduced-simplified.bc'.
Segmentation fault (core dumped)
$:
$: clang-trunk -v
clang version 3.9.0 (trunk 262800)
Target: x86_64-unknown-linux-gnu
Thread model: posix
InstalledDir: /usr/bin
Found candidate GCC installation: /usr/bin/../lib/gcc/i686-linux-gnu/5.3.0
Found candidate GCC installation: /usr/bin/../lib/gcc/x86_64-linux-gnu/4.8
Found candidate GCC installation: /usr/bin/../lib/gcc/x86_64-linux-gnu/4.8.5
Found candidate GCC installation: /usr/bin/../lib/gcc/x86_64-linux-gnu/4.9
Found candidate GCC installation: /usr/bin/../lib/gcc/x86_64-linux-gnu/4.9.3
Found candidate GCC installation: /usr/bin/../lib/gcc/x86_64-linux-gnu/5.3.0
Found candidate GCC installation: /usr/lib/gcc/i686-linux-gnu/5.3.0
Found candidate GCC installation: /usr/lib/gcc/x86_64-linux-gnu/4.8
Found candidate GCC installation: /usr/lib/gcc/x86_64-linux-gnu/4.8.5
Found candidate GCC installation: /usr/lib/gcc/x86_64-linux-gnu/4.9
Found candidate GCC installation: /usr/lib/gcc/x86_64-linux-gnu/4.9.3
Found candidate GCC installation: /usr/lib/gcc/x86_64-linux-gnu/5.3.0
Selected GCC installation: /usr/bin/../lib/gcc/x86_64-linux-gnu/4.9
Candidate multilib: .;@m64
Candidate multilib: 32;@m32
Candidate multilib: x32;@mx32
Selected multilib: .;@m64
$:
$:
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