lib/std/zig/Ast.zig                                   |   65 +-
 lib/std/zig/AstGen.zig                                |  140 ++++-
 lib/std/zig/Parse.zig                                 |   32 +-
 lib/std/zig/Zir.zig                                   |   14 +-
 lib/std/zig/render.zig                                |   57 +-
 src/Air.zig                                           |   44 +-
 src/Air/types_resolved.zig                            |    9 +-
 src/Liveness.zig                                      |  311 +++++++---
 src/Liveness/Verify.zig                               |   67 ++-
 src/Sema.zig                                          | 1009 ++++++++++++++++++++------------
 src/Value.zig                                         |    1 +
 src/arch/aarch64/CodeGen.zig                          |    5 +
 src/arch/arm/CodeGen.zig                              |    4 +
 src/arch/riscv64/CodeGen.zig                          |  211 ++++++-
 src/arch/sparc64/CodeGen.zig                          |    3 +
 src/arch/wasm/CodeGen.zig                             |  110 ++--
 src/arch/x86_64/CodeGen.zig                           |  275 +++++++--
 src/codegen/c.zig                                     |  244 ++++++--
 src/codegen/llvm.zig                                  |  553 ++++++++++++++---
 src/codegen/llvm/Builder.zig                          |   97 ++-
 src/codegen/llvm/ir.zig                               |   14 +
 src/codegen/spirv.zig                                 |    2 +
 src/print_air.zig                                     |   15 +-
 src/print_zir.zig                                     |    1 +
 test/behavior.zig                                     |    1 +
 test/behavior/switch.zig                              |   24 +
 test/behavior/switch_loop.zig                         |  200 +++++++
 test/cases/compile_errors/duplicate-unused_labels.zig |    6 +
 28 files changed, 2690 insertions(+), 824 deletions(-)