CCSv6.1.2中设置Language Options如下：
Relaxed parsing
Enable C++ exception handling
Support C++ run-time type information
Enable support for GCC exceptions
设置General如下：
Family：C6000
Variant：TMS320DM6467
compiler：TI v7.4.14
编译x265_1.8出现如下错误：
Description Resource Path Location Type
#20 identifier "__builtin_clz" is undefined dct.cpp /source/common line 899 C/C++ Problem
#20 identifier "__builtin_clz" is undefined entropy.cpp /source/encoder line 1144 C/C++ Problem
#20 identifier "__builtin_clz" is undefined entropy.cpp /source/encoder line 1735 C/C++ Problem
#20 identifier "__builtin_clz" is undefined entropy.cpp /source/encoder line 2097 C/C++ Problem
#20 identifier "__builtin_clz" is undefined quant.cpp /source/common line 83 C/C++ Problem
#20 identifier "__builtin_clz" is undefined quant.cpp /source/common line 172 C/C++ Problem
#20 identifier "__builtin_clz" is undefined quant.cpp /source/common line 299 C/C++ Problem
#20 identifier "__builtin_ctz" is undefined entropy.cpp /source/encoder line 1736 C/C++ Problem
#20 identifier "__builtin_ctz" is undefined quant.cpp /source/common line 302 C/C++ Problem
#20 identifier "__builtin_ctz" is undefined threadpool.cpp /source/common line 183 C/C++ Problem
#20 identifier "__builtin_ctz" is undefined threadpool.cpp /source/common line 195 C/C++ Problem
#20 identifier "__builtin_ctz" is undefined wavefront.cpp /source/common line 93 C/C++ Problem
#20 identifier "__sync_add_and_fetch" is undefined api.cpp /source/encoder line 246 C/C++ Problem
#20 identifier "__sync_add_and_fetch" is undefined dpb.cpp /source/encoder line 175 C/C++ Problem
#20 identifier "__sync_add_and_fetch" is undefined encoder.cpp /source/encoder line 291 C/C++ Problem
#20 identifier "__sync_add_and_fetch" is undefined encoder.cpp /source/encoder line 389 C/C++ Problem
#20 identifier "__sync_add_and_fetch" is undefined encoder.cpp /source/encoder line 475 C/C++ Problem
#20 identifier "__sync_add_and_fetch" is undefined encoder.cpp /source/encoder line 623 C/C++ Problem
#20 identifier "__sync_add_and_fetch" is undefined frameencoder.cpp /source/encoder line 682 C/C++ Problem
#20 identifier "__sync_add_and_fetch" is undefined frameencoder.cpp /source/encoder line 801 C/C++ Problem
#20 identifier "__sync_add_and_fetch" is undefined frameencoder.cpp /source/encoder line 919 C/C++ Problem
#20 identifier "__sync_add_and_fetch" is undefined frameencoder.cpp /source/encoder line 1153 C/C++ Problem
#20 identifier "__sync_add_and_fetch" is undefined framefilter.cpp /source/encoder line 307 C/C++ Problem
#20 identifier "__sync_add_and_fetch" is undefined param.cpp /source/common line 1227 C/C++ Problem
#20 identifier "__sync_fetch_and_add" is undefined frameencoder.cpp /source/encoder line 918 C/C++ Problem
#20 identifier "__sync_fetch_and_and" is undefined threadpool.cpp /source/common line 139 C/C++ Problem
#20 identifier "__sync_fetch_and_and" is undefined threadpool.cpp /source/common line 169 C/C++ Problem
#20 identifier "__sync_fetch_and_and" is undefined threadpool.cpp /source/common line 186 C/C++ Problem
#20 identifier "__sync_fetch_and_and" is undefined threadpool.cpp /source/common line 198 C/C++ Problem
#20 identifier "__sync_fetch_and_and" is undefined wavefront.cpp /source/common line 80 C/C++ Problem
#20 identifier "__sync_fetch_and_and" is undefined wavefront.cpp /source/common line 96 C/C++ Problem
#20 identifier "__sync_fetch_and_or" is undefined threadpool.cpp /source/common line 104 C/C++ Problem
#20 identifier "__sync_fetch_and_or" is undefined threadpool.cpp /source/common line 171 C/C++ Problem
#20 identifier "__sync_fetch_and_or" is undefined wavefront.cpp /source/common line 63 C/C++ Problem
#20 identifier "__sync_fetch_and_or" is undefined wavefront.cpp /source/common line 69 C/C++ Problem
