AstGen: reset source cursor before generating pointer attributes

These attributes can appear in any order but AstGen expects the source
cursor to be incremented in a monotonically increasing order.

Closes #14332

1 files changed, 10 insertions, 0 deletions

diff --git a/test/behavior/pointers.zig b/test/behavior/pointers.zig
index e718169731..c8879453ad 100644
--- a/test/behavior/pointers.zig
+++ b/test/behavior/pointers.zig
@@ -522,3 +522,13 @@ test "ptrToInt on a generic function" {
     };
     try S.doTheTest(&S.generic);
 }
+
+test "pointer alignment and element type include call expression" {
+    const S = struct {
+        fn T() type {
+            return struct { _: i32 };
+        }
+        const P = *align(@alignOf(T())) [@sizeOf(T())]u8;
+    };
+    try expect(@alignOf(S.P) > 0);
+}