gcc/jit/ChangeLog:
PR jit/64018
* docs/intro/tutorial02.rst: Spell out lifetime of generated code.
Add description of error-handling, taken in part from...
* docs/topics/contexts.rst (Error-handling): Expand, and move some
content to tutorial02.rst.
* docs/_build/texinfo/libgccjit.texi: Regenerate.
From-SVN: r218243
