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Separate Nan/Inf floats with _

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This commit is contained in:
Michael Goulet 2023-11-24 23:35:05 +00:00
parent 4fd68eb47b
commit b601b40b40
1 changed files with 5 additions and 2 deletions
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7
compiler/rustc_middle/src/ty/print/pretty.rs
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@ -8,6 +8,7 @@ use crate::ty::{
}; };
use crate::ty::{GenericArg, GenericArgKind}; use crate::ty::{GenericArg, GenericArgKind};
use rustc_apfloat::ieee::{Double, Single}; use rustc_apfloat::ieee::{Double, Single};
use rustc_apfloat::Float;
use rustc_data_structures::fx::{FxHashMap, FxIndexMap}; use rustc_data_structures::fx::{FxHashMap, FxIndexMap};
use rustc_data_structures::sso::SsoHashSet; use rustc_data_structures::sso::SsoHashSet;
use rustc_hir as hir; use rustc_hir as hir;
@ -1477,10 +1478,12 @@ pub trait PrettyPrinter<'tcx>: Printer<'tcx> + fmt::Write {
ty::Bool if int == ScalarInt::TRUE => p!("true"), ty::Bool if int == ScalarInt::TRUE => p!("true"),
// Float // Float
ty::Float(ty::FloatTy::F32) => { ty::Float(ty::FloatTy::F32) => {
p!(write("{}f32", Single::try_from(int).unwrap())) let val = Single::try_from(int).unwrap();
p!(write("{}{}f32", val, if val.is_finite() { "" } else { "_" }))
} }
ty::Float(ty::FloatTy::F64) => { ty::Float(ty::FloatTy::F64) => {
p!(write("{}f64", Double::try_from(int).unwrap())) let val = Double::try_from(int).unwrap();
p!(write("{}{}f64", val, if val.is_finite() { "" } else { "_" }))
} }
// Int // Int
ty::Uint(_) | ty::Int(_) => { ty::Uint(_) | ty::Int(_) => {