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bionic: linker: Need update the map->l_addr for execution.

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Currently, linker doesn't update the map->l_addr for execution.
Which could break the Unwind_Backtrace with PT_GNU_EH_FRAME enabled
in new toolchain.

Change-Id: Ifbd853134da64a962f7e4c4105e56a3f20def1b2
Author: Fengwei Yin <fengwei.yin@intel.com>
Signed-off-by: Jack Ren <jack.ren@intel.com>
Author-tracking-BZ: 57077
This commit is contained in:
Xiaokang Qin 2012-09-13 18:07:24 +08:00
parent 7593fa8eb7
commit 9c3449ecd9
1 changed files with 6 additions and 0 deletions
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6
linker/linker.cpp
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@ -1916,6 +1916,12 @@ sanitize:
soinfo_call_constructors(preloads[i]);
}
/*After the link_image, the si->base is initialized.
*For so lib, the map->l_addr will be updated in notify_gdb_of_load.
*We need to update this value for so exe here. So Unwind_Backtrace
*for some arch like x86 could work correctly within so exe.
*/
map->l_addr = si->base;
soinfo_call_constructors(si);
#if ALLOW_SYMBOLS_FROM_MAIN