Auto merge of #81821 - nikic:update-wasm32, r=sanxiyn

Upgrade wasm32 image to Ubuntu 20.04

This switches the wasm32 image, which is used to test
wasm32-unknown-emscripten, to Ubuntu 20.04. While at it, enable
most of the excluded tests, as they seem to work fine with some
minor fixes.

1 files changed, 5 insertions, 0 deletions

diff --git a/library/std/src/lazy/tests.rs b/library/std/src/lazy/tests.rs
index a170edbd997..83466eb0904 100644
--- a/library/std/src/lazy/tests.rs
+++ b/library/std/src/lazy/tests.rs
@@ -48,6 +48,7 @@ fn spawn_and_wait<R: Send + 'static>(f: impl FnOnce() -> R + Send + 'static) ->
 }
 
 #[test]
+#[cfg_attr(target_os = "emscripten", ignore)]
 fn sync_once_cell() {
     static ONCE_CELL: SyncOnceCell<i32> = SyncOnceCell::new();
 
@@ -81,6 +82,7 @@ fn sync_once_cell_get_unchecked() {
 }
 
 #[test]
+#[cfg_attr(target_os = "emscripten", ignore)]
 fn sync_once_cell_drop() {
     static DROP_CNT: AtomicUsize = AtomicUsize::new(0);
     struct Dropper;
@@ -158,6 +160,7 @@ fn into_inner() {
 }
 
 #[test]
+#[cfg_attr(target_os = "emscripten", ignore)]
 fn sync_lazy_new() {
     static CALLED: AtomicUsize = AtomicUsize::new(0);
     static SYNC_LAZY: SyncLazy<i32> = SyncLazy::new(|| {
@@ -204,6 +207,7 @@ fn sync_lazy_default() {
 }
 
 #[test]
+#[cfg_attr(target_os = "emscripten", ignore)]
 fn static_sync_lazy() {
     static XS: SyncLazy<Vec<i32>> = SyncLazy::new(|| {
         let mut xs = Vec::new();
@@ -279,6 +283,7 @@ fn eval_once_macro() {
 }
 
 #[test]
+#[cfg_attr(target_os = "emscripten", ignore)]
 fn sync_once_cell_does_not_leak_partially_constructed_boxes() {
     static ONCE_CELL: SyncOnceCell<String> = SyncOnceCell::new();