gh-112301: Use literal format strings in unicode_fromformat_arg #124203
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Maybe you should add NEWS. |
This change doesn't impact end users. I don't think that a NEWS entry is needed. |
vstinner
reviewed
Sep 18, 2024
| sprintf(buffer, fmt, va_arg(*vargs, int)) : | ||
| sprintf(buffer, fmt, va_arg(*vargs, unsigned int)); | ||
| break; | ||
| case F_LONG: DO_SPRINTS("l", long, unsigned long) |
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Can you put the break here? Something like:
Suggested change
| case F_LONG: DO_SPRINTS("l", long, unsigned long) | |
| case F_LONG: DO_SPRINTS("l", long, unsigned long); break; |
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This switches sprintf format strings in unicode_fromformat_arg to compile-time literals, avoiding
-Wformat-nonliteralwarnings and maybe even allowing optimizing thesprintfcalls.The macros aren't too readable so I'm generous with comments.
(Another option would be code generation, see the first commit.)