doc/langref.html.in               | 113 ++++++++-
 lib/std/builtin.zig               |  33 +--
 lib/std/zig/ast.zig               |  21 +-
 lib/std/zig/parse.zig             |  52 ++--
 lib/std/zig/parser_test.zig       |  17 ++
 lib/std/zig/render.zig            |  57 +++--
 src/all_types.hpp                 |  20 +-
 src/analyze.cpp                   | 131 +++++++---
 src/analyze.hpp                   |   2 +-
 src/ast_render.cpp                |   4 +-
 src/ir.cpp                        | 422 +++++++++++++++++++++++---------
 src/ir_print.cpp                  |   8 +-
 src/parser.cpp                    |  26 +-
 test/compile_errors.zig           |  21 +-
 test/stage1/behavior/array.zig    |  14 ++
 test/stage1/behavior/async_fn.zig |   4 +-
 test/stage1/behavior/struct.zig   |  59 +++++
 test/stage1/behavior/union.zig    |  22 ++
 18 files changed, 783 insertions(+), 243 deletions(-)