summaryrefslogtreecommitdiffstats
path: root/tests/codegen/issues/issue-103285-ptr-addr-overflow-check.rs
diff options
context:
space:
mode:
Diffstat (limited to 'tests/codegen/issues/issue-103285-ptr-addr-overflow-check.rs')
-rw-r--r--tests/codegen/issues/issue-103285-ptr-addr-overflow-check.rs16
1 files changed, 16 insertions, 0 deletions
diff --git a/tests/codegen/issues/issue-103285-ptr-addr-overflow-check.rs b/tests/codegen/issues/issue-103285-ptr-addr-overflow-check.rs
new file mode 100644
index 000000000..a3499babe
--- /dev/null
+++ b/tests/codegen/issues/issue-103285-ptr-addr-overflow-check.rs
@@ -0,0 +1,16 @@
+// compile-flags: -O -C debug-assertions=yes
+
+#![crate_type = "lib"]
+#![feature(strict_provenance)]
+
+#[no_mangle]
+pub fn test(src: *const u8, dst: *const u8) -> usize {
+ // CHECK-LABEL: @test(
+ // CHECK-NOT: panic
+ let src_usize = src.addr();
+ let dst_usize = dst.addr();
+ if src_usize > dst_usize {
+ return src_usize - dst_usize;
+ }
+ return 0;
+}