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-rw-r--r--tests/ui/thread-local-static.rs16
1 files changed, 16 insertions, 0 deletions
diff --git a/tests/ui/thread-local-static.rs b/tests/ui/thread-local-static.rs
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index 000000000..c7fee9e6b
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+++ b/tests/ui/thread-local-static.rs
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+// edition:2018
+
+#![feature(thread_local)]
+#![feature(const_swap)]
+#[thread_local]
+static mut STATIC_VAR_2: [u32; 8] = [4; 8];
+const fn g(x: &mut [u32; 8]) {
+ //~^ ERROR mutable references are not allowed
+ std::mem::swap(x, &mut STATIC_VAR_2)
+ //~^ ERROR thread-local statics cannot be accessed
+ //~| ERROR mutable references are not allowed
+ //~| ERROR use of mutable static is unsafe
+ //~| constant functions cannot refer to statics
+}
+
+fn main() {}