Under C++11 Ubuntu, the "Checking for library rt..." configuration test does not happen because the preceding check for clock_gettime fails
[2014/04/27 16:51:51.976] Checking if C++ compiler supports -std=c++0x... [2014/04/27 16:51:52.011] yes [2014/04/27 16:51:52.016] Checking if C compiler supports -std=c99... [2014/04/27 16:51:52.051] yes [2014/04/27 16:51:52.056] Checking if C compiler supports -fno-builtin-memcmp... [2014/04/27 16:51:52.091] yes [2014/04/27 16:51:52.093] Checking for __thread... [2014/04/27 16:51:52.204] yes [2014/04/27 16:51:52.206] Checking for C header file unistd.h... [2014/04/27 16:51:52.247] yes [2014/04/27 16:51:52.247] Checking whether clock_gettime is declared... [2014/04/27 16:51:52.285] no
Under the non-C++11 Enterprise Ubuntu build, the configuration checks passes for both the clock_gettime and the librt test that follows.
[2014/04/27 16:51:52.630] Checking if C++ compiler supports -std=c++0x... [2014/04/27 16:51:52.667] yes [2014/04/27 16:51:52.669] Checking if __cplusplus >= 201103L to auto-enable C++11... [2014/04/27 16:51:52.707] no [2014/04/27 16:51:52.712] Checking if C compiler supports -fno-builtin-memcmp... [2014/04/27 16:51:52.749] yes [2014/04/27 16:51:52.751] Checking for __thread... [2014/04/27 16:51:52.867] yes [2014/04/27 16:51:52.870] Checking for C header file unistd.h... [2014/04/27 16:51:52.913] yes [2014/04/27 16:51:52.914] Checking whether clock_gettime is declared... [2014/04/27 16:51:52.958] yes [2014/04/27 16:51:52.958] Checking for C library rt... [2014/04/27 16:51:53.063] yes
- related to
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SERVER-13686 support V8 3.25 JavaScript scripting engine
- Closed
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SERVER-13792 add SCons configure and runtime checks for POSIX monotonic clock
- Closed