Update changelog

This commit is contained in:
Victor Zverovich 2018-09-12 17:34:16 -07:00
parent fbca830dd1
commit 9e12ca6069

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5.2.0 - TBD
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* Optimized format string parsing and argument processing
* Optimized format string parsing and argument processing which resulted in up
to 5x speed up on long format strings and significant performance boost on
various benchmarks. For example, version 5.2 is 2.2x faster than 5.1 on
decimal integer formatting with ``format_to`` (macOS, clang-902.0.39.2):
================== ======= =======
Method Time, s Speedup
================== ======= =======
fmt::format 5.1 0.58
fmt::format 5.2 0.35 1.66
fmt::format_to 5.1 0.51
fmt::format_to 5.2 0.23 2.22
sprintf 0.71
================== ======= =======
* Changed the ``fmt`` macro from opt-out to opt-in to prevent name collisions.
To enable it define the ``FMT_STRING_ALIAS`` macro to 1 before including