mock普通成员函数会出段错误

[bingowzp]

系统信息：
Linux 4.15.0-45-generic #48-Ubuntu SMP Tue Jan 29 16:28:13 UTC 2019 x86_64 x86_64 x86_64 GNU/Linux

堆栈如下：
Program received signal SIGSEGV, Segmentation fault.
__memmove_avx_unaligned_erms () at ../sysdeps/x86_64/multiarch/memmove-vec-unaligned-erms.S:314
314 ../sysdeps/x86_64/multiarch/memmove-vec-unaligned-erms.S: No such file or directory.
(gdb) bt
#0 __memmove_avx_unaligned_erms () at ../sysdeps/x86_64/multiarch/memmove-vec-unaligned-erms.S:314
#1 0x00005555555f9286 in memcpy (__len=, __src=, __dest=) at /usr/include/x86_64-linux-gnu/bits/string_fortified.h:34
#2 emock::JmpOnlyApiHookImpl::saveOriginalData (this=0x555555852bc0) at /usr1/home/00273119/tmp/emock-master/src/JmpOnlyApiHook.cpp:56
#3 emock::JmpOnlyApiHookImpl::startHook (this=0x555555852bc0) at /usr1/home/00273119/tmp/emock-master/src/JmpOnlyApiHook.cpp:62
#4 emock::JmpOnlyApiHookImpl::JmpOnlyApiHookImpl (stub=0x7ffff7ed100e, api=0x11e04, this=0x555555852bc0) at /usr1/home/00273119/tmp/emock-master/src/JmpOnlyApiHook.cpp:43
#5 emock::JmpOnlyApiHook::JmpOnlyApiHook (this=0x555555852ca0, api=0x11e04, stub=0x7ffff7ed100e) at /usr1/home/00273119/tmp/emock-master/src/JmpOnlyApiHook.cpp:89
#6 0x00005555555f479e in emock::ApiHookImpl::ApiHookImpl (stub=0x7ffff7ed100e, api=0x11e04, this=0x555555852ca0) at /usr1/home/00273119/tmp/emock-master/src/ApiHook.cpp:36
#7 emock::ApiHook::ApiHook (this=0x555555852cc0, api=0x11e04, stub=0x7ffff7ed100e) at /usr1/home/00273119/tmp/emock-master/src/ApiHook.cpp:48
#8 0x00005555555f423b in emock::ApiHookKey::ApiHookKey (this=0x555555852c20, api=0x11e04, holder=, isMemFun=) at /usr1/home/00273119/tmp/emock-master/src/ApiHookKey.cpp:38
#9 0x00005555555f3dd2 in emock::HookMockObjectImpl::addMethod (this=0x5555558514f0, name=..., api=0x11e04, hookHolder=0x555555852b80, ns=0x55555583ba80 emock::GlobalMockObject::instance,
isMemFun=) at /usr1/home/00273119/tmp/emock-master/src/HookMockObject.cpp:88
#10 0x00005555555f3f9e in emock::HookMockObjectImpl::getMethod (this=, name=..., api=, hookHolder=, ns=, isMemFun=)
at /usr1/home/00273119/tmp/emock-master/src/HookMockObject.cpp:110
#11 0x00005555555f3fc0 in emock::HookMockObject::method (this=, name=..., api=, hookHolder=, isMemFun=)
at /usr1/home/00273119/tmp/emock-master/src/HookMockObject.cpp:139
#12 0x000055555556aed6 in emock::InvocationMockBuilderGetter emock::mockAPI<int, ParkMaze, int, int>(std::__cxx11::basic_string<char, std::char_traits, std::allocator > const&, int (ParkMaze::*)(int, int)) ()

[orca-zhang]

收到反馈

[orca-zhang]

看上去是跳板内存区域的选择没有保证在支持Enhanced REP MOVSB for memcpy的CPU上正确运行，需要做一下对齐处理，我再查查相关文章，然后尝试修复。

[bingowzp]

看上去是跳板内存区域的选择没有保证在支持Enhanced REP MOVSB for memcpy的CPU上正确运行，需要做一下对齐处理，我再查查相关文章，然后尝试修复。

成员函数原地址是0x555555564474，调用SymbolRetriever::getMethodAddress获取地址后变成了0x11e04的地址，这里有问题吗？

[orca-zhang]

我加了一个降级处理，找不到跳板的情况下，默认用远跳，你试试看（不过对于太小的函数可能会导致错误覆盖后面的其他函数）

[orca-zhang]

最近修复了ubuntu下，函数地址获取错误的问题，可以用最新版本尝试一下。

[orca-zhang]

issue先关闭啦，如果还有问题可以reopen或者再开issue反馈哦，感谢反馈