I got the permission error below , could you take a look? Thanks!
root@laser-lx:/tmp# sudo ./segerror 2>&1 | ./asan_symbolize.py | c++filt
Traceback (most recent call last):
File "./asan_symbolize.py", line 391, in <module>
loop = SymbolizationLoop()
File "./asan_symbolize.py", line 327, in __init__
self.llvm_symbolizer = LLVMSymbolizerFactory(self.system)
File "./asan_symbolize.py", line 108, in LLVMSymbolizerFactory
return LLVMSymbolizer(symbolizer_path)
File "./asan_symbolize.py", line 58, in __init__
self.pipe = self.open_llvm_symbolizer()
File "./asan_symbolize.py", line 71, in open_llvm_symbolizer
stdout=subprocess.PIPE)
File "/usr/lib/python2.7/subprocess.py", line 679, in __init__
errread, errwrite)
File "/usr/lib/python2.7/subprocess.py", line 1249, in _execute_child
raise child_exception
OSError: [Errno 13] Permission denied
On Friday, January 10, 2014 5:15:04 PM UTC+8, Glider wrote:
>
> There should be the asan_symbolize.py script in your checkout, see
> http://clang.llvm.org/docs/AddressSanitizer.html for the instructions
> how to use it.
> Make sure to build your program with debug info.
>
> HTH,
> Alex
>
> On Fri, Jan 10, 2014 at 1:03 PM, laser <[email protected] <javascript:>>
> wrote:
> > Hello,
> >
> > I compiled a sample segment fault c code with address-santizer in
> gcc4.8,
> > but no line number show, how to get it?
> >
> > ==4587== ERROR: AddressSanitizer: SEGV on unknown address 0x17fbff12 (pc
> > 0x08048925 sp 0xbfdff850 bp 0xbfdff958 T0)
> > AddressSanitizer can not provide additional info.
> > #0 0x8048924 (/tmp/segerror+0x8048924)
> > #1 0xb5f5f4d2 (/lib/i386-linux-gnu/libc-2.15.so+0x194d2)
> > #2 0x8048740 (/tmp/segerror+0x8048740)
> > ==4587== ABORTING
> >
> >
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