Files
sx/examples/1328-ffi-objc-call-02-void-return.sx
agra d8076b9333 lang: rename signed integer types sN -> iN
Surface rename of the signed integer family: s1..s64 become i1..i64
(u1..u64, usize, isize unchanged). 'string' keeps the s-prefix arm in
name classification; width parsing moves to the i-prefix arm next to
isize.

Internal TypeId tags follow the surface (.s8/.s16/.s32/.s64 ->
.i8/.i16/.i32/.i64), as do mono-key mangle fragments (ptr_i64,
tu_i64_bool) and all display/diagnostic formatting (i{d}).

Migrated in the same sweep: stdlib + examples + issue repros + FFI C
companions (shared symbol names like ffi_id_i64), expected
stdout/stderr/ir snapshots, specs.md, readme.md, CLAUDE.md/AGENTS.md,
implementation_plan.md, docs/, issue writeups. Vendored stb_image and
historical flow state left untouched.

zig build test: 426/426; examples suite: 595/595.
2026-06-12 09:31:53 +03:00

26 lines
859 B
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// Phase 1 step 1.3 (PLAN-FFI.md): smallest end-to-end `#objc_call`.
// Void return, nil receiver — Obj-C runtime guarantees that messages
// to nil are no-ops with a zero result, so we don't need to set up
// a real object graph to exercise the lowering surface.
//
// Today (step 1.3, test-add): codegen rejects the FfiIntrinsicCall
// AST node. Snapshot pins the failure mode.
// Next (step 1.3, make-green): emit_llvm.zig synthesizes
// %sel = call ptr @sel_registerName(ptr @"sel:init")
// call void @objc_msgSend(ptr null, ptr %sel)
// per call site (no selector interning until step 1.5).
#import "modules/std.sx";
#import "modules/build.sx";
main :: () -> i32 {
inline if OS == .macos {
#objc_call(void)(null, "init");
print("ok\n");
}
inline if OS != .macos {
print("skipped (not macos)\n");
}
0
}