epoch: Remove ptr-to-int casts

Author: taiki-e

ci/miri.sh

@@ -15,20 +15,21 @@ MIRIFLAGS="-Zmiri-strict-provenance -Zmiri-symbolic-alignment-check -Zmiri-disab
     cargo miri test \
     -p crossbeam-channel
 
-# -Zmiri-ignore-leaks is needed for https://github.com/crossbeam-rs/crossbeam/issues/579
+# -Zmiri-disable-stacked-borrows is needed for https://github.com/crossbeam-rs/crossbeam/issues/545
+MIRIFLAGS="-Zmiri-check-number-validity -Zmiri-symbolic-alignment-check -Zmiri-disable-isolation -Zmiri-disable-stacked-borrows" \
+    cargo miri test \
+    -p crossbeam-epoch
+
+# -Zmiri-ignore-leaks is needed for https://github.com/crossbeam-rs/crossbeam/issues/614
 # -Zmiri-disable-stacked-borrows is needed for https://github.com/crossbeam-rs/crossbeam/issues/545
 MIRIFLAGS="-Zmiri-check-number-validity -Zmiri-symbolic-alignment-check -Zmiri-disable-isolation -Zmiri-disable-stacked-borrows -Zmiri-ignore-leaks" \
     cargo miri test \
-    -p crossbeam-epoch \
     -p crossbeam-skiplist
 
-# -Zmiri-ignore-leaks is needed for https://github.com/crossbeam-rs/crossbeam/issues/579
-# -Zmiri-disable-stacked-borrows is needed for https://github.com/crossbeam-rs/crossbeam/issues/545
-MIRIFLAGS="-Zmiri-check-number-validity -Zmiri-symbolic-alignment-check -Zmiri-disable-stacked-borrows -Zmiri-ignore-leaks -Zmiri-compare-exchange-weak-failure-rate=1.0" \
+MIRIFLAGS="-Zmiri-check-number-validity -Zmiri-symbolic-alignment-check -Zmiri-compare-exchange-weak-failure-rate=1.0" \
     cargo miri test \
     -p crossbeam-deque
 
-# -Zmiri-ignore-leaks is needed for https://github.com/crossbeam-rs/crossbeam/issues/579
-MIRIFLAGS="-Zmiri-check-number-validity -Zmiri-symbolic-alignment-check -Zmiri-ignore-leaks" \
+MIRIFLAGS="-Zmiri-check-number-validity -Zmiri-symbolic-alignment-check" \
     cargo miri test \
     -p crossbeam