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-rw-r--r--tests/ui/consts/issue-69532.rs23
1 files changed, 23 insertions, 0 deletions
diff --git a/tests/ui/consts/issue-69532.rs b/tests/ui/consts/issue-69532.rs
new file mode 100644
index 000000000..0a8917812
--- /dev/null
+++ b/tests/ui/consts/issue-69532.rs
@@ -0,0 +1,23 @@
+// run-pass
+
+const fn make_nans() -> (f64, f64, f32, f32) {
+ let nan1: f64 = unsafe { std::mem::transmute(0x7FF0_0001_0000_0001u64) };
+ let nan2: f64 = unsafe { std::mem::transmute(0x7FF0_0000_0000_0001u64) };
+
+ let nan1_32 = nan1 as f32;
+ let nan2_32 = nan2 as f32;
+
+ (nan1, nan2, nan1_32, nan2_32)
+}
+
+static NANS: (f64, f64, f32, f32) = make_nans();
+
+fn main() {
+ let (nan1, nan2, nan1_32, nan2_32) = NANS;
+
+ assert!(nan1.is_nan());
+ assert!(nan2.is_nan());
+
+ assert!(nan1_32.is_nan());
+ assert!(nan2_32.is_nan());
+}