coverage: remove panic_unwind hack

Author: davidhewitt

src/err/mod.rs

@@ -557,12 +557,6 @@ mod tests {
     #[test]
     #[should_panic(expected = "new panic")]
     fn fetching_panic_exception_resumes_unwind() {
-        // TODO replace with #[cfg(panic = "unwind")] once stable
-        if !crate::cfg_panic_unwind() {
-            // panic to meet the expected abort in panic=abort :-/
-            panic!("new panic");
-        }
-
         use crate::panic::PanicException;
 
         let gil = Python::acquire_gil();

src/lib.rs

@@ -425,9 +425,3 @@ pub mod doc_test {
     doctest!("guide/src/trait_bounds.md", guide_trait_bounds_md);
     doctest!("guide/src/types.md", guide_types_md);
 }
-
-// interim helper until #[cfg(panic = ...)] is stable
-#[cfg(test)]
-fn cfg_panic_unwind() -> bool {
-    option_env!("RUSTFLAGS").map_or(true, |var| !var.contains("-Cpanic=abort"))
-}

src/python.rs

@@ -695,11 +695,6 @@ mod test {
 
     #[test]
     fn test_allow_threads_panics_safely() {
-        // TODO replace with #[cfg(panic = "unwind")] once stable
-        if !crate::cfg_panic_unwind() {
-            return;
-        }
-
         let gil = Python::acquire_gil();
         let py = gil.python();