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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:19:50 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:19:50 +0000
commit2e00214b3efbdfeefaa0fe9e8b8fd519de7adc35 (patch)
treed325add32978dbdc1db975a438b3a77d571b1ab8 /tests/ui/numbers-arithmetic/issue-105626.rs
parentReleasing progress-linux version 1.68.2+dfsg1-1~progress7.99u1. (diff)
downloadrustc-2e00214b3efbdfeefaa0fe9e8b8fd519de7adc35.tar.xz
rustc-2e00214b3efbdfeefaa0fe9e8b8fd519de7adc35.zip
Merging upstream version 1.69.0+dfsg1.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tests/ui/numbers-arithmetic/issue-105626.rs')
-rw-r--r--tests/ui/numbers-arithmetic/issue-105626.rs17
1 files changed, 17 insertions, 0 deletions
diff --git a/tests/ui/numbers-arithmetic/issue-105626.rs b/tests/ui/numbers-arithmetic/issue-105626.rs
new file mode 100644
index 000000000..f97edd510
--- /dev/null
+++ b/tests/ui/numbers-arithmetic/issue-105626.rs
@@ -0,0 +1,17 @@
+// run-pass
+// only-x86
+// min-system-llvm-version: 16
+// compile-flags: -Ctarget-feature=+sse2
+
+use std::hint::black_box;
+
+fn main() {
+ let n: i64 = black_box(0x3fffffdfffffff);
+ let r = f32::from_bits(0x5a7fffff);
+
+ assert_ne!((n as f64) as f32, n as f32);
+
+ // FIXME: these assertions fail if only x87 is enabled
+ assert_eq!(n as i64 as f32, r);
+ assert_eq!(n as u64 as f32, r);
+}