epoch: Remove ptr-to-int casts

Author: taiki-e

ci/miri.sh

@@ -13,30 +13,29 @@ export RUSTFLAGS="${RUSTFLAGS:-} -Z randomize-layout"
 MIRIFLAGS="-Zmiri-symbolic-alignment-check -Zmiri-disable-isolation -Zmiri-ignore-leaks" \
     cargo miri test \
     -p crossbeam-queue \
-    -p crossbeam-utils 2>&1 | ts -i '%.s  '
+    -p crossbeam-utils \
+    -p crossbeam-channel 2>&1 | ts -i '%.s  '
 
-# -Zmiri-ignore-leaks is needed because we use detached threads in tests/docs: https://github.com/rust-lang/miri/issues/1371
-MIRIFLAGS="-Zmiri-symbolic-alignment-check -Zmiri-disable-isolation -Zmiri-ignore-leaks" \
+# -Zmiri-disable-stacked-borrows is needed for https://github.com/crossbeam-rs/crossbeam/issues/545
+MIRIFLAGS="-Zmiri-symbolic-alignment-check -Zmiri-disable-isolation -Zmiri-disable-stacked-borrows" \
     cargo miri test \
-    -p crossbeam-channel 2>&1 | ts -i '%.s  '
+    -p crossbeam-epoch 2>&1 | ts -i '%.s  '
 
-# -Zmiri-ignore-leaks is needed for https://github.com/crossbeam-rs/crossbeam/issues/579
+# -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-symbolic-alignment-check -Zmiri-disable-isolation -Zmiri-disable-stacked-borrows -Zmiri-ignore-leaks" \
     cargo miri test \
-    -p crossbeam-epoch \
     -p crossbeam-skiplist 2>&1 | ts -i '%.s  '
 
-# -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
 # -Zmiri-compare-exchange-weak-failure-rate=0.0 is needed because some sequential tests (e.g.,
 # doctest of Stealer::steal) incorrectly assume that sequential weak CAS will never fail.
 # -Zmiri-preemption-rate=0 is needed because this code technically has UB and Miri catches that.
-MIRIFLAGS="-Zmiri-symbolic-alignment-check -Zmiri-disable-stacked-borrows -Zmiri-ignore-leaks -Zmiri-compare-exchange-weak-failure-rate=0.0 -Zmiri-preemption-rate=0" \
+MIRIFLAGS="-Zmiri-symbolic-alignment-check -Zmiri-disable-stacked-borrows -Zmiri-compare-exchange-weak-failure-rate=0.0 -Zmiri-preemption-rate=0" \
     cargo miri test \
     -p crossbeam-deque 2>&1 | ts -i '%.s  '
 
-# -Zmiri-ignore-leaks is needed for https://github.com/crossbeam-rs/crossbeam/issues/579
-MIRIFLAGS="-Zmiri-symbolic-alignment-check -Zmiri-ignore-leaks" \
+# -Zmiri-disable-stacked-borrows is needed for https://github.com/crossbeam-rs/crossbeam/issues/545
+MIRIFLAGS="-Zmiri-symbolic-alignment-check -Zmiri-disable-stacked-borrows" \
     cargo miri test \
     -p crossbeam 2>&1 | ts -i '%.s  '