Re: Segmentation fault

From:
red floyd <no.spam@its.invalid>
Newsgroups:
comp.lang.c++.moderated
Date:
Tue, 24 Mar 2015 13:30:58 CST
Message-ID:
<mes3cd$k12$1@dont-email.me>
On 3/24/2015 5:40 AM, Varun Rajput wrote:

{ edited by mod to shorten lines to ~70 characters. -mod }

Hi Guys,
I am getting segmentation fault in std::locale::operator=(). Below
is the stack stace of my program.

(gdb) bt
#0 0x00002b32b199951c in std::locale::operator=(std::locale const&) ()

from

/usr/lib/gcc/x86_64-pc-linux-gnu/4.8.3/libstdc++.so.6
#1 0x00002b32b1998927 in std::ios_base::_M_init() () from
/usr/lib/gcc/x86_64-pc-linux-gnu/4.8.3/libstdc++.so.6
#2 0x00002b32b19a6951 in std::basic_ios<char, std::char_traits<char>

::init(std::basic_streambuf<char, std::char_traits<char> >*) ()

    from /usr/lib/gcc/x86_64-pc-linux-gnu/4.8.3/libstdc++.so.6
#3 0x0000000000407038 in fp::nsemd::ContractFileParser::process(bool) ()
#4 0x0000000000409650 in


fp::nsemd::OrderBookManager<(fp::InterestLevel)20>::loadInstrumentDefUsingMa

stersFile(std::string const&, std::string const&) ()
#5 0x0000000000409e92 in


fp::nsemd::OrderBookManager<(fp::InterestLevel)20>::OrderBookManager(fp::con

fig::IniReader&) ()
#6 0x000000000040b5f2 in


fp::nsemd::OrderBookDataHandler<fp::coremd::BinDeltaRouter<(fp::InterestLeve

l)20>,

(fp::InterestLevel)20>::OrderBookDataHandler(fp::config::IniReader&)

()
#7 0x000000000040cb47 in fp::nsemd::FileFeedDataParser<1024ul,
fp::coremd::BinDeltaRouter<(fp::InterestLevel)20>,
(fp::InterestLevel)20>::FileFeedDataParser(fp::config::IniReader&) ()
#8 0x0000000000405909 in
fp::nsemd::DataApplication::init(fp::config::IniReader&) ()
#9 0x00000000004046ca in main ()

I am just trying to construct stringstream object. This code works fine
in debug build but seg faults in -O3 built binary.


You have an error on line 42 of your code.

Please see FAQ 5.8

http://www.cs.rit.edu/~mjh/docs/c++-faq/how-to-post.html#faq-5.8

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