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Subject: [Bug bootstrap/55792] Bad memory access with profiledbootstrap and LTO
Date: Fri, 04 Jan 2013 23:58:00 -0000
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55792

--- Comment #4 from H.J. Lu <hjl.tools at gmail dot com> 2013-01-04 23:57:55 UTC ---
Created attachment 29085
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=29085
A patch to move lto_global_var_decls to lto/lto.c

With this patch, I got

lto1: internal compiler error: Segmentation fault
0x997fc5 crash_signal
    /export/gnu/import/git/gcc/gcc/toplev.c:334
0x545095 ggc_get_size(void const*)
    /export/gnu/import/git/gcc/gcc/ggc-page.c:1531
0x7453cf ggc_realloc_stat(void*, unsigned long)
    /export/gnu/import/git/gcc/gcc/ggc-common.c:199
0x52b01a void va_gc::reserve<tree_node*, va_gc>(vec<tree_node*, va_gc,
vl_embed>*&, unsigned int, bool)
    /export/gnu/import/git/gcc/gcc/vec.h:379
0x52ae82 bool vec_safe_reserve<tree_node*, va_gc>(vec<tree_node*, va_gc,
vl_embed>*&, unsigned int, bool)
    /export/gnu/import/git/gcc/gcc/vec.h:657
0x53c953 tree_node** vec_safe_push<tree_node*, va_gc>(vec<tree_node*, va_gc,
vl_embed>*&, tree_node* const&)
    /export/gnu/import/git/gcc/gcc/vec.h:749
0x53bee2 lto_main()
    /export/gnu/import/git/gcc/gcc/lto/lto.c:3407
Please submit a full bug report,
with preprocessed source if appropriate.
Please include the complete backtrace with any bug report.
See <http://gcc.gnu.org/bugs.html> for instructions.
make[5]: *** [/tmp/cci2rOkJ.ltrans0.ltrans.o] Error 1
lto-wrapper: make returned 2 exit status
/usr/local/x86_64-unknown-linux-gnu/bin/ld: lto-wrapper failed
collect2: error: ld returned 1 exit status
make[4]: *** [build/genhooks] Error 1
make[4]: *** Waiting for unfinished jobs....
rm cpp.pod gfdl.pod gcov.pod gfortran.pod gcc.pod fsf-funding.pod
make[4]: Leaving directory `/export/build/gnu/gcc-lto/build-x86_64-linux/gcc'
make[3]: *** [all-stage2-gcc] Error 2
make[3]: Leaving directory `/export/build/gnu/gcc-lto/build-x86_64-linux'
make[2]: *** [stage2-bubble] Error 2
make[2]: Leaving directory `/export/build/gnu/gcc-lto/build-x86_64-linux'
make[1]: *** [bootstrap] Error 2
make[1]: Leaving directory `/export/build/gnu/gcc-lto/build-x86_64-linux'