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15 lines
567 B
Rust
15 lines
567 B
Rust
// Regression test for #89173: Make sure a helpful note is issued for
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// printf-style format strings using `*` to specify the width.
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fn main() {
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let num = 0x0abcde;
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let width = 6;
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print!("%0*x", width, num);
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//~^ ERROR: multiple unused formatting arguments
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//~| NOTE: multiple missing formatting specifiers
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//~| NOTE: argument never used
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//~| NOTE: argument never used
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//~| NOTE: format specifiers use curly braces, and you have to use a positional or named parameter for the width
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//~| NOTE: printf formatting is not supported
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}
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