src/codegen/llvm.zig         |  21 ++--
 src/codegen/llvm/FuncGen.zig | 199 ++++++++++++++++++--------------
 test/c_abi/cfuncs.c          |  65 +++++++++++
 test/c_abi/main.zig          |  87 ++++++++++++++
 4 files changed, 272 insertions(+), 100 deletions(-)