Move stack unwinding test into library.

Bug: 8291716
Change-Id: Ia270f074b574a8fe86b5ad435bdef80999c64295
Merge "Move stack unwinding test into library."
Avoid segfaults if properties are not initialized

Null or constant dereferencing occurs if properties are not initialized.
On Android devices it shouldn't happen but can be faced if testing bionic
libc.so on Linux host.

Change-Id: I8f047cbe17d0e7bcde40ace000a8aa53789c16cb
Signed-off-by: Pavel Chupin <pavel.v.chupin@intel.com>
Fix strchr for basic non-sse case on x86

Fix source location. Move declaration of __strchr_chk out of
ifdef __BIONIC_FORTIFY which should be available for strchr.cpp
compilation when __BIONIC_FORTIFY is not defined.

Change-Id: I552a6e16656e59b276b322886cfbf57bbfb2e6a7
Signed-off-by: Pavel Chupin <pavel.v.chupin@intel.com>
Merge "Fix strchr for basic non-sse case on x86"
Merge "Avoid segfaults if properties are not initialized"
Merge remote-tracking branch 'aosp/master'