This error appear only when the program is compiled with tinycc without debug info, with debug info valgrind runs fine without errors, and striping the program then the program and valgrind also works fine.
On Thu, Apr 3, 2014 at 5:41 PM, Domingo Alvarez Duarte <mingo...@gmail.com>wrote: > Thanks for the help ! > > Testing on my linux X86_64 give me this error: > > ----- > ~/dev/c/tinycc/tests$ ../tcc -B.. -I.. -I.. -I../include > -DCONFIG_LDDIR="\"lib\"" -DCONFIG_MULTIARCHDIR="\"x86_64-linux-gnu\"" > -DTCC_TARGET_X86_64 -DONE_SOURCE -o tcc.tcc ../tcc.c -ldl > > ~/dev/c/tinycc/tests$ valgrind --tool=memcheck ./tcc.tcc > ==5044== Memcheck, a memory error detector > ==5044== Copyright (C) 2002-2013, and GNU GPL'd, by Julian Seward et al. > ==5044== Using Valgrind-3.9.0 and LibVEX; rerun with -h for copyright info > ==5044== Command: ./tcc.tcc > ==5044== > > valgrind: m_debuginfo/readelf.c:2352 (vgModuleLocal_read_elf_debug_info): > Assertion 'crc_offset + sizeof(UInt) <= debuglink_escn.szB' failed. > ==5044== at 0x3804F522: ??? (in > /home/mingo/local/lib/valgrind/memcheck-amd64-linux) > > sched status: > running_tid=0 > > > Note: see also the FAQ in the source distribution. > It contains workarounds to several common problems. > In particular, if Valgrind aborted or crashed after > identifying problems in your program, there's a good chance > that fixing those problems will prevent Valgrind aborting or > crashing, especially if it happened in m_mallocfree.c. > > If that doesn't help, please report this bug to: www.valgrind.org > > In the bug report, send all the above text, the valgrind > version, and what OS and version you are using. Thanks. > > > On Thu, Apr 3, 2014 at 5:07 PM, Michael Matz <matz....@frakked.de> wrote: > >> Hi, >> >> On Wed, 2 Apr 2014, Domingo Alvarez Duarte wrote: >> >> > 1- "Inconsistency detected by ld.so: rtld.c: 1292: dl_main: Assertion >> > `_rtld_local._dl_rtld_map.l_libname' failed!" for this one I found a >> > workaround making a change on tccelf.c (it's on the mob but commented >> > because it has a side effect of programs generated with debug >> information >> > and stripped afterwards segfaults). >> >> I think I've fixed this one. TCC was emitting ELF files that aren't liked >> by binutils strip, and creating a PT_PHDR exposed those problems. mob >> since f2c8491 should work (at least valgrind before and after stripping >> executables for x86 and x86-64 do). >> >> >> Ciao, >> Michael. >> >> _______________________________________________ >> Tinycc-devel mailing list >> Tinycc-devel@nongnu.org >> https://lists.nongnu.org/mailman/listinfo/tinycc-devel >> > >
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