lib/std/debug.zig           |   1 +
 lib/std/debug/NoPanic.zig   |  59 +++++++
 src/arch/x86_64/CodeGen.zig | 295 ++++++++++++++++++++++++--------
 test/behavior/union.zig     |   2 +-
 4 files changed, 286 insertions(+), 71 deletions(-)