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 master branch, built from commit 064f557086.

Throw an exception on the Nth failure.

void
fail();
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Set an error code on the Nth failure.

bool
fail(
    error_code& ec);
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