1 files changed, 13 insertions, 0 deletions
diff --git a/tests/codegen/mainsubprogram.rs b/tests/codegen/mainsubprogram.rs
new file mode 100644
index 000000000..790db3343
--- /dev/null
+++ b/tests/codegen/mainsubprogram.rs
@@ -0,0 +1,13 @@
+// This test depends on a patch that was committed to upstream LLVM
+// before 4.0, formerly backported to the Rust LLVM fork.
+
+// ignore-windows
+// ignore-macos
+
+// compile-flags: -g -C no-prepopulate-passes
+
+// CHECK-LABEL: @main
+// CHECK: {{.*}}DISubprogram{{.*}}name: "main",{{.*}}DI{{(SP)?}}FlagMainSubprogram{{.*}}
+
+pub fn main() {
+}