I have got the following diagnostics when run my program with valgrind. This was generated by H5Dwrite call on array of compound types. Maybe somebody is familiar with this? It does not seem right! When I remove writing call, everything is fine.
Anton ==15272== Memcheck, a memory error detector. ==15272== Copyright (C) 2002-2007, and GNU GPL'd, by Julian Seward et al. ==15272== Using LibVEX rev 1732, a library for dynamic binary translation. ==15272== Copyright (C) 2004-2007, and GNU GPL'd, by OpenWorks LLP. ==15272== Using valgrind-3.2.3, a dynamic binary instrumentation framework. ==15272== Copyright (C) 2000-2007, and GNU GPL'd, by Julian Seward et al. ==15272== For more details, rerun with: -v ==15272== filename: haha003.h5 ==15272== Syscall param write(buf) points to uninitialised byte(s) ==15272== at 0x5607420: __write_nocancel (in /lib64/libc-2.6.so) ==15272== by 0x5164FDC: H5FD_sec2_write (in /export/staffdata/kulchits/usr/lib/libhdf5.so.6.0.3) ==15272== by 0x515EA82: H5FD_write (in /export/staffdata/kulchits/usr/lib/libhdf5.so.6.0.3) ==15272== by 0x514DEE8: H5F_block_write (in /export/staffdata/kulchits/usr/lib/libhdf5.so.6.0.3) ==15272== by 0x5126BDC: H5D_flush_sieve_buf (in /export/staffdata/kulchits/usr/lib/libhdf5.so.6.0.3) ==15272== by 0x511F8E1: H5D_contig_flush (in /export/staffdata/kulchits/usr/lib/libhdf5.so.6.0.3) ==15272== by 0x5126A49: H5D_flush_real (in /export/staffdata/kulchits/usr/lib/libhdf5.so.6.0.3) ==15272== by 0x5127E89: H5D_close (in /export/staffdata/kulchits/usr/lib/libhdf5.so.6.0.3) ==15272== by 0x51B3EC8: H5I_dec_ref (in /export/staffdata/kulchits/usr/lib/libhdf5.so.6.0.3) ==15272== by 0x5112B5D: H5Dclose (in /export/staffdata/kulchits/usr/lib/libhdf5.so.6.0.3) ==15272== by 0x400FE1: dsio_save_astruct_1d (dsio.nw:235) ==15272== by 0x40138F: main (dsio.nw:501) ==15272== Address 0x412830C is 12 bytes inside a block of size 65,544 alloc'd ==15272== at 0x4C1F996: malloc (vg_replace_malloc.c:149) ==15272== by 0x516840B: H5FL_malloc (in /export/staffdata/kulchits/usr/lib/libhdf5.so.6.0.3) ==15272== by 0x5168B6C: H5FL_blk_malloc (in /export/staffdata/kulchits/usr/lib/libhdf5.so.6.0.3) ==15272== by 0x51207A7: H5D_contig_writevv (in /export/staffdata/kulchits/usr/lib/libhdf5.so.6.0.3) ==15272== by 0x5130C24: H5D_select_io (in /export/staffdata/kulchits/usr/lib/libhdf5.so.6.0.3) ==15272== by 0x5130EEC: H5D_select_write (in /export/staffdata/kulchits/usr/lib/libhdf5.so.6.0.3) ==15272== by 0x511F94C: H5D_contig_write (in /export/staffdata/kulchits/usr/lib/libhdf5.so.6.0.3) ==15272== by 0x512CD20: H5Dwrite (in /export/staffdata/kulchits/usr/lib/libhdf5.so.6.0.3) ==15272== by 0x400F6C: dsio_save_astruct_1d (dsio.nw:212) ==15272== by 0x40138F: main (dsio.nw:501) ==15272== ==15272== ERROR SUMMARY: 1 errors from 1 contexts (suppressed: 5 from 1) ==15272== malloc/free: in use at exit: 0 bytes in 0 blocks. ==15272== malloc/free: 2,199 allocs, 2,199 frees, 821,653 bytes allocated. ==15272== For counts of detected errors, rerun with: -v ==15272== All heap blocks were freed -- no leaks are possible. _______________________________________________ Hdf-forum is for HDF software users discussion. [email protected] http://mail.hdfgroup.org/mailman/listinfo/hdf-forum_hdfgroup.org
