Remove panic-runtime opt-out

Author: varkor

src/test/run-pass/panic-runtime/abort-link-to-unwinding-crates.rs

@@ -14,9 +14,6 @@
 // ignore-cloudabi no processes
 // ignore-emscripten no processes
 
-// FIXME(varkor): remove this
-// ignore-macos
-
 extern crate exit_success_if_unwind;
 
 use std::process::Command;

src/test/run-pass/panic-runtime/abort.rs

@@ -13,9 +13,6 @@
 // ignore-cloudabi no processes
 // ignore-emscripten no processes
 
-// FIXME(varkor): remove this
-// ignore-macos
-
 use std::process::Command;
 use std::env;
 

src/test/run-pass/panic-runtime/link-to-abort.rs

@@ -11,9 +11,6 @@
 // compile-flags:-C panic=abort
 // no-prefer-dynamic
 
-// FIXME(varkor): remove this
-// ignore-macos
-
 #![feature(panic_abort)]
 
 extern crate panic_abort;