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Auto merge of #52895 - draganmladjenovic:minmax_qnan, r=alexcrichton

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run-pass/simd-intrinsic-float-minmax: Force use of qNaN on Mips

Workaround for #52746.
r? @gnzlbg
This commit is contained in:
bors 2018-08-14 06:31:10 +00:00
commit a8763b5370
1 changed files with 7 additions and 0 deletions
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7
src/test/run-pass/simd-intrinsic-float-minmax.rs
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@ -29,7 +29,14 @@ extern "platform-intrinsic" {
fn main() {
let x = f32x4(1.0, 2.0, 3.0, 4.0);
let y = f32x4(2.0, 1.0, 4.0, 3.0);
#[cfg(not(any(target_arch = "mips", target_arch = "mips64")))]
let nan = ::std::f32::NAN;
// MIPS hardware treats f32::NAN as SNAN. Clear the signaling bit.
// See https://github.com/rust-lang/rust/issues/52746.
#[cfg(any(target_arch = "mips", target_arch = "mips64"))]
let nan = f32::from_bits(::std::f32::NAN.to_bits() - 1);
let n = f32x4(nan, nan, nan, nan);
unsafe {