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-rw-r--r--tests/codegen/call-metadata.rs17
1 files changed, 17 insertions, 0 deletions
diff --git a/tests/codegen/call-metadata.rs b/tests/codegen/call-metadata.rs
new file mode 100644
index 000000000..1c30c08d3
--- /dev/null
+++ b/tests/codegen/call-metadata.rs
@@ -0,0 +1,17 @@
+// Checks that range metadata gets emitted on calls to functions returning a
+// scalar value.
+
+// compile-flags: -O -C no-prepopulate-passes
+
+#![crate_type = "lib"]
+
+pub fn test() {
+ // CHECK: call noundef i8 @some_true(), !range [[R0:![0-9]+]]
+ // CHECK: [[R0]] = !{i8 0, i8 3}
+ some_true();
+}
+
+#[no_mangle]
+fn some_true() -> Option<bool> {
+ Some(true)
+}