On Thu, 2014-12-11 at 14:48 +0300, Mikhail Baikov wrote: > On 12/05/2014 09:26 PM, Philippe Waroquiers wrote: > > On Thu, 2014-12-04 at 16:16 +0300, Mikhail Baikov wrote: > > > >> And the crash... I'm sorry it's not a segfault. It's a crash. > >> One of the strange things is that inspite of --run-libc-freeres set no > >> in the log appears > >> /bin/sh: symbol '__libc_freeres': can't resolve symbol and the rest... > > This is I suppose because valgrind has not been properly compiled > > for ulibc. > > If you look in coregrind/vg_preloaded.c, you will see that if symbol > > __UCLIBC__ is defined, then no calls to __libc_freeres(); > > will be generated. > > So, that looks a first problem to solve : I guess you should > > ensure that __UCLIBC__ is defined when you compile on the host, > > and ensure to compile with the relevant uclibc headers files at > > the host side. > > > > > Yeah. Raising __UCLIBC__ flag (export CFLAGS="-D__UCLIBC__") has helped > but it seems to me that this flag will never be raised in normal > conditions. Searching this flag among sources I found no place where > it's defined. > $ grep -R "__UCLIBC__" ./valgrind-3.10.1/* > ./valgrind-3.10.1/coregrind/vg_preloaded.c:# if !defined(__UCLIBC__) \ > ./valgrind-3.10.1/coregrind/m_debuginfo/minilzo-inl.c:#elif > defined(__UCLIBC__) && defined(__UCLIBC_MAJOR__) && > defined(__UCLIBC_MINOR__) > ./valgrind-3.10.1/coregrind/m_debuginfo/lzodefs.h:#elif > defined(__UCLIBC__) && defined(__UCLIBC_MAJOR__) && > defined(__UCLIBC_MINOR__) > Yes, it looks like uclibc is not detected during configure time. So, you have to set this flag yourself.
Philippe ------------------------------------------------------------------------------ Download BIRT iHub F-Type - The Free Enterprise-Grade BIRT Server from Actuate! Instantly Supercharge Your Business Reports and Dashboards with Interactivity, Sharing, Native Excel Exports, App Integration & more Get technology previously reserved for billion-dollar corporations, FREE http://pubads.g.doubleclick.net/gampad/clk?id=164703151&iu=/4140/ostg.clktrk _______________________________________________ Valgrind-users mailing list Valgrind-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/valgrind-users
