llvm: correctly lower references to generic functions

Closes #13522

1 files changed, 17 insertions, 0 deletions

diff --git a/test/behavior/pointers.zig b/test/behavior/pointers.zig
index 8ee7b5142a..43e62fdc93 100644
--- a/test/behavior/pointers.zig
+++ b/test/behavior/pointers.zig
@@ -489,3 +489,20 @@ test "ptrCast comptime known slice to C pointer" {
     var p = @ptrCast([*c]const u8, s);
     try std.testing.expectEqualStrings(s, std.mem.sliceTo(p, 0));
 }
+
+test "ptrToInt on a generic function" {
+    if (builtin.zig_backend == .stage2_c) return error.SkipZigTest; // TODO
+    if (builtin.zig_backend == .stage2_wasm) return error.SkipZigTest; // TODO
+    if (builtin.zig_backend == .stage2_aarch64 and builtin.os.tag != .linux) return error.SkipZigTest; // TODO
+    if (builtin.zig_backend == .stage2_x86_64 and builtin.os.tag != .linux) return error.SkipZigTest; // TODO
+
+    const S = struct {
+        fn generic(i: anytype) @TypeOf(i) {
+            return i;
+        }
+        fn doTheTest(a: anytype) !void {
+            try expect(@ptrToInt(a) != 0);
+        }
+    };
+    try S.doTheTest(&S.generic);
+}