Did you use --dsymutil=yes ?

J

On 01/20/2013 10:50 PM, Nick Overdijk wrote:
> Howdy!
>
> I have a nice stacktrace from some memory error in valgrind, and it fails to 
> print the source file + line number somewhere. Here's the trace:
>
> ==63113== Conditional jump or move depends on uninitialised value(s)
> ==63113==    at 0x52FBA8: __vfprintf (in /usr/lib/system/libsystem_c.dylib)
> ==63113==    by 0x52F18D: vfprintf_l (in /usr/lib/system/libsystem_c.dylib)
> ==63113==    by 0x538D99: fprintf (in /usr/lib/system/libsystem_c.dylib)
> ==63113==    by 0x100046718: write_regfit(char*, Regfit*) (clsf_io.cc:505)
> ==63113==    by 0x1000466B5: write_regfit(std::__1::basic_string<char, 
> std::__1::char_traits<char>, std::__1::allocator<char> >, Regfit*) 
> (clsf_io.cc:492)
> ==63113==    by 0x10002F7AC: run_image(std::__1::basic_string<char, 
> std::__1::char_traits<char>, std::__1::allocator<char> >, 
> std::__1::basic_string<char, std::__1::char_traits<char>, 
> std::__1::allocator<char> >, std::__1::basic_string<char, 
> std::__1::char_traits<char>, std::__1::allocator<char> >, 
> std::__1::basic_ostream<char, std::__1::char_traits<char> >&) (stage1.cc:335)
> ==63113==    by 0x10002D2C5: run_study(std::__1::basic_string<char, 
> std::__1::char_traits<char>, std::__1::allocator<char> >, 
> std::__1::basic_string<char, std::__1::char_traits<char>, 
> std::__1::allocator<char> >, std::__1::basic_string<char, 
> std::__1::char_traits<char>, std::__1::allocator<char> >, 
> std::__1::basic_ostream<char, std::__1::char_traits<char> >&) (stage1.cc:266)
> ==63113==    by 0x10002B83B: run_case(std::__1::basic_string<char, 
> std::__1::char_traits<char>, std::__1::allocator<char> >, 
> std::__1::basic_string<char, std::__1::char_traits<char>, 
> std::__1::allocator<char> >, std::__1::basic_string<char, 
> std::__1::char_traits<char>, std::__1::allocator<char> >, 
> std::__1::basic_ostream<char, std::__1::char_traits<char> >&) (stage1.cc:222)
> ==63113==    by 0x100029748: main (stage1.cc:173)
> ==63113==  Uninitialised value was created by a stack allocation
> ==63113==    at 0x10002D7D4: run_image(std::__1::basic_string<char, 
> std::__1::char_traits<char>, std::__1::allocator<char> >, 
> std::__1::basic_string<char, std::__1::char_traits<char>, 
> std::__1::allocator<char> >, std::__1::basic_string<char, 
> std::__1::char_traits<char>, std::__1::allocator<char> >, 
> std::__1::basic_ostream<char, std::__1::char_traits<char> >&) (in 
> /Users/nick/Documents/Code/diag/REPO/BIN/stage1)
>
>
> As you can see, it doesn't say what source file + line number is where the 
> uninitialized was created, but when I pass these values into atos (addr2line 
> for BSD, basically):
>
> nick@Nicks-MacBook-Pro:~/Documents/Code/diag/REPO/BIN$ atos -o stage1 
> 0x10002D7D4
> run_image(std::__1::basic_string<char, std::__1::char_traits<char>, 
> std::__1::allocator<char> >, std::__1::basic_string<char, 
> std::__1::char_traits<char>, std::__1::allocator<char> >, 
> std::__1::basic_string<char, std::__1::char_traits<char>, 
> std::__1::allocator<char> >, std::__1::basic_ostream<char, 
> std::__1::char_traits<char> >&) (in stage1) (stage1.cc:284)
>
> This is on my Mac, running OSX 10.7, running valgrind 3.8.1
>
> I was wondering why atos can give me source + line number and valgrind can't.
>
> Thanks in advance!
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