diff --git a/stage0/astgen_test.zig b/stage0/astgen_test.zig
index 470de3e485..3ea864d8ef 100644
--- a/stage0/astgen_test.zig
+++ b/stage0/astgen_test.zig
@@ -1253,26 +1253,26 @@ const corpus_files = .{
     .{ "import.zig", @embedFile("../test/behavior/import.zig") },
     .{ "incomplete_struct_param_tld.zig", @embedFile("../test/behavior/incomplete_struct_param_tld.zig") },
     .{ "inline_switch.zig", @embedFile("../test/behavior/inline_switch.zig") },
-    //.{ "int128.zig", @embedFile("../test/behavior/int128.zig") },
-    //.{ "int_comparison_elision.zig", @embedFile("../test/behavior/int_comparison_elision.zig") },
-    //.{ "ir_block_deps.zig", @embedFile("../test/behavior/ir_block_deps.zig") },
-    //.{ "lower_strlit_to_vector.zig", @embedFile("../test/behavior/lower_strlit_to_vector.zig") },
+    .{ "int128.zig", @embedFile("../test/behavior/int128.zig") },
+    .{ "int_comparison_elision.zig", @embedFile("../test/behavior/int_comparison_elision.zig") },
+    .{ "ir_block_deps.zig", @embedFile("../test/behavior/ir_block_deps.zig") },
+    .{ "lower_strlit_to_vector.zig", @embedFile("../test/behavior/lower_strlit_to_vector.zig") },
     //.{ "maximum_minimum.zig", @embedFile("../test/behavior/maximum_minimum.zig") },
-    //.{ "member_func.zig", @embedFile("../test/behavior/member_func.zig") },
-    //.{ "memcpy.zig", @embedFile("../test/behavior/memcpy.zig") },
-    //.{ "memmove.zig", @embedFile("../test/behavior/memmove.zig") },
-    //.{ "memset.zig", @embedFile("../test/behavior/memset.zig") },
-    //.{ "merge_error_sets.zig", @embedFile("../test/behavior/merge_error_sets.zig") },
+    .{ "member_func.zig", @embedFile("../test/behavior/member_func.zig") },
+    .{ "memcpy.zig", @embedFile("../test/behavior/memcpy.zig") },
+    .{ "memmove.zig", @embedFile("../test/behavior/memmove.zig") },
+    .{ "memset.zig", @embedFile("../test/behavior/memset.zig") },
+    .{ "merge_error_sets.zig", @embedFile("../test/behavior/merge_error_sets.zig") },
     //.{ "muladd.zig", @embedFile("../test/behavior/muladd.zig") },
     //.{ "multiple_externs_with_conflicting_types.zig", @embedFile("../test/behavior/multiple_externs_with_conflicting_types.zig") },
-    //.{ "namespace_depends_on_compile_var.zig", @embedFile("../test/behavior/namespace_depends_on_compile_var.zig") },
-    //.{ "nan.zig", @embedFile("../test/behavior/nan.zig") },
-    //.{ "null.zig", @embedFile("../test/behavior/null.zig") },
-    //.{ "packed_struct_explicit_backing_int.zig", @embedFile("../test/behavior/packed_struct_explicit_backing_int.zig") },
-    //.{ "packed-union.zig", @embedFile("../test/behavior/packed-union.zig") },
-    //.{ "popcount.zig", @embedFile("../test/behavior/popcount.zig") },
+    .{ "namespace_depends_on_compile_var.zig", @embedFile("../test/behavior/namespace_depends_on_compile_var.zig") },
+    .{ "nan.zig", @embedFile("../test/behavior/nan.zig") },
+    .{ "null.zig", @embedFile("../test/behavior/null.zig") },
+    .{ "packed_struct_explicit_backing_int.zig", @embedFile("../test/behavior/packed_struct_explicit_backing_int.zig") },
+    .{ "packed-union.zig", @embedFile("../test/behavior/packed-union.zig") },
+    .{ "popcount.zig", @embedFile("../test/behavior/popcount.zig") },
     //.{ "prefetch.zig", @embedFile("../test/behavior/prefetch.zig") },
-    //.{ "ptrcast.zig", @embedFile("../test/behavior/ptrcast.zig") },
+    .{ "ptrcast.zig", @embedFile("../test/behavior/ptrcast.zig") },
     //.{ "ptrfromint.zig", @embedFile("../test/behavior/ptrfromint.zig") },
     //.{ "pub_enum.zig", @embedFile("../test/behavior/pub_enum.zig") },
     //.{ "reflection.zig", @embedFile("../test/behavior/reflection.zig") },