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math: add {fmin,fmax}{f,} for thumb*-none-eabi* (#389)
These are exposed in core::f32 close #354 c.f. rust-lang/rust#62729 Patch from @whitequark (https://paste.debian.net/1168430/)
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src/math.rs

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@@ -92,6 +92,10 @@ no_mangle! {
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// only for the thumb*-none-eabi* targets
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#[cfg(all(target_arch = "arm", target_os = "none"))]
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no_mangle! {
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fn fmin(x: f64, y: f64) -> f64;
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fn fminf(x: f32, y: f32) -> f32;
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fn fmax(x: f64, y: f64) -> f64;
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fn fmaxf(x: f32, y: f32) -> f32;
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// `f64 % f64`
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fn fmod(x: f64, y: f64) -> f64;
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// `f32 % f32`

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