Fix parsing of negative hex float literals in util

tgross35 · tgross35 · commit dd57e186401d · 2025-02-11T00:55:22.000-06:00
diff --git a/libm/crates/util/src/main.rs b/libm/crates/util/src/main.rs
@@ -274,7 +274,7 @@ fn parse<T: FromStr + FromStrRadix>(input: &[&str], idx: usize) -> T {
 
     let msg = || format!("invalid {} input '{s}'", type_name::<T>());
 
-    if s.starts_with("0x") {
+    if s.starts_with("0x") || s.starts_with("-0x") {
         return T::from_str_radix(s, 16).unwrap_or_else(|_| panic!("{}", msg()));
     }
 

Original file line number	Diff line number	Diff line change
`@@ -274,7 +274,7 @@ fn parse<T: FromStr + FromStrRadix>(input: &[&str], idx: usize) -> T {`
`274`	`274`
`275`	`275`	`let msg = \|\| format!("invalid {} input '{s}'", type_name::<T>());`
`276`	`276`
`277`		`- if s.starts_with("0x") {`
	`277`	`+ if s.starts_with("0x") \|\| s.starts_with("-0x") {`
`278`	`278`	`return T::from_str_radix(s, 16).unwrap_or_else(\|_\| panic!("{}", msg()));`
`279`	`279`	`}`
`280`	`280`