Hi Rainer, Yes thanks I will work on fixing this. Let me know if I need to revert the patch meanwhile.
regards, Venkat. On 24 January 2015 at 02:23, Rainer Orth <r...@cebitec.uni-bielefeld.de> wrote: > Hi Venkat, > >> I committed the patch with the change log corrections you said. >> >> https://gcc.gnu.org/viewcvs/gcc?view=revision&revision=220034 > > unfortunately, it broke bootstrap for an i686-unknown-linux-gnu > --enable-targets=all build: the 64-bit libtsan.so fails to link: > > .libs/tsan_interface_atomic.o: In function > `__tsan::TraceAddEvent(__tsan::ThreadState*, __tsan::FastState, > __tsan::EventType, unsigned long long)': > /vol/gcc/src/hg/trunk/local/libsanitizer/tsan/tsan_rtl.h:715: undefined > reference to `__tsan_trace_switch_thunk' > [... > .libs/tsan_rtl_mutex.o:/vol/gcc/src/hg/trunk/local/libsanitizer/tsan/tsan_rtl.h:715: > more undefined references to `__tsan_trace_switch_thunk' follow > /vol/gcc/bin/i686/gld-2.24: .libs/libtsan.so.0.0.0: hidden symbol > `__tsan_report_race_thunk' isn't defined > /vol/gcc/bin/i686/gld-2.24: final link failed: Bad valu > collect2: error: ld returned 1 exit status > make[6]: *** [libtsan.la] Error 1 > > The problem is that libsanitizer/configure.ac checks for target > x86_64-*-linux-*, which is wrong in this case. I believe that you need > something like libgcc's host_address instead and then check for either > x86_64-*-linux-* or i?86-*-linux-* and host_address=64. > > Rainer > > -- > ----------------------------------------------------------------------------- > Rainer Orth, Center for Biotechnology, Bielefeld University
