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Make a version of char::escape_unicode that doesn't allocate #4423

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on Jan 10, 2013

As per FIXME (former XXX) in write_escaped_char in core::repr. I guess escape_unicode could be rewritten to take a closure of type fn(char).

catamorphism commented on Jan 10, 2013
catamorphism
on Jan 10, 2013
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Relatedly: the impls of Repr for float, f32, and f64 in the same file also malloc, when they don't have to.
alexcrichton commented on Jun 30, 2013
alexcrichton
on Jun 30, 2013
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Closed in d3155fa
alexcrichton
closed this as completed on Jun 30, 2013
RalfJung
added a commit that references this issue on Jul 5, 2025
Merge pull request rust-lang#4423 from RalfJung/miri-script-stable
d01e001
U007D
added a commit that references this issue on Aug 21, 2026
Merge rust-lang#4423
2c9878a

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