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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:18:58 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:18:58 +0000
commita4b7ed7a42c716ab9f05e351f003d589124fd55d (patch)
treeb620cd3f223850b28716e474e80c58059dca5dd4 /tests/ui/abi/issues/issue-62350-sysv-neg-reg-counts.rs
parentAdding upstream version 1.67.1+dfsg1. (diff)
downloadrustc-a4b7ed7a42c716ab9f05e351f003d589124fd55d.tar.xz
rustc-a4b7ed7a42c716ab9f05e351f003d589124fd55d.zip
Adding upstream version 1.68.2+dfsg1.upstream/1.68.2+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tests/ui/abi/issues/issue-62350-sysv-neg-reg-counts.rs')
-rw-r--r--tests/ui/abi/issues/issue-62350-sysv-neg-reg-counts.rs46
1 files changed, 46 insertions, 0 deletions
diff --git a/tests/ui/abi/issues/issue-62350-sysv-neg-reg-counts.rs b/tests/ui/abi/issues/issue-62350-sysv-neg-reg-counts.rs
new file mode 100644
index 000000000..29b240518
--- /dev/null
+++ b/tests/ui/abi/issues/issue-62350-sysv-neg-reg-counts.rs
@@ -0,0 +1,46 @@
+// run-pass
+#![allow(dead_code)]
+#![allow(improper_ctypes)]
+
+// ignore-wasm32-bare no libc to test ffi with
+
+#[derive(Copy, Clone)]
+pub struct QuadFloats {
+ a: f32,
+ b: f32,
+ c: f32,
+ d: f32,
+}
+
+mod rustrt {
+ use super::QuadFloats;
+
+ #[link(name = "rust_test_helpers", kind = "static")]
+ extern "C" {
+ pub fn get_c_exhaust_sysv64_ints(
+ _: *const (),
+ _: *const (),
+ _: *const (),
+ _: *const (),
+ _: *const (),
+ _: *const (),
+ _: *const (),
+ h: QuadFloats,
+ ) -> f32;
+ }
+}
+
+fn test() {
+ unsafe {
+ let null = std::ptr::null();
+ let q = QuadFloats { a: 10.2, b: 20.3, c: 30.4, d: 40.5 };
+ assert_eq!(
+ rustrt::get_c_exhaust_sysv64_ints(null, null, null, null, null, null, null, q),
+ q.c,
+ );
+ }
+}
+
+pub fn main() {
+ test();
+}