Boost C++ Libraries

...one of the most highly regarded and expertly designed C++ library projects in the world. Herb Sutter and Andrei Alexandrescu, C++ Coding Standards

This is the documentation for a snapshot of the develop branch, built from commit 0f79ae966a.
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Performance

Performance measurements were taken using std::chrono::highresolution_clock, with overhead corrections. The code was compiled with gcc-6.3.1, using build options: variant = release, optimization = speed. Tests were executed on dual Intel XEON E5 2620v4 2.2GHz, 16C/32T, 64GB RAM, running Linux (x86_64).

Table 1.1. Performance of context switch

callcc()/continuation (fcontext_t)

callcc()/continuation (ucontext_t)

callcc()/continuation (Windows-Fiber)

9 ns / 19 CPU cycles

547 ns / 1130 CPU cycles

49 ns / 98 CPU cycles



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