Files
sx/examples/1230-ffi-extern-same-name-authors.sx
agra 811a280517 refactor(ffi-linkage): Phase 9.3 — purge 'foreign' from comments (src caps + examples + docs)
src/: ~21 capital-Foreign comments the case-sensitive verify grep missed
(Foreign-class→Runtime-class, Foreign path→Runtime path, Foreign decls→Extern decls,
FOREIGN function→extern function) across calls/inst/ffi_objc/jni_descriptor/emit_llvm/
c_import/lower.*/ops. src 'foreign' now = ONLY the hash_foreign token + 4 rejection
messages (9.0-delete targets). examples/*.sx comments → extern/runtime-class (1219
stdout regen; KEPT 1176). docs/inline-asm-design + debugger purged. Comments only —
no build impact. 9.0 ratified: DELETE hash_foreign token next.
2026-06-15 10:52:56 +03:00

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// Two flat FILE imports each declare the SAME libc symbol `absval` via the
// `extern` keyword (the linkage-keyword twin of example 0729's `extern`
// form). The bare-call resolver must NOT count extern authors when deciding
// ambiguity — they are external C symbols, never rerouted by the bare-call
// machinery, so the existing first-wins extern dispatch binds the
// call and a same-name extern collision compiles + runs (prints 7), it does
// NOT error as ambiguous.
//
// Regression (FFI-linkage Part B): `isPlainFreeFn` / `isPlainFreeFnDecl`
// excluded a `extern` body but classified an empty-block `extern` fn as a
// plain free function, so the two extern authors were wrongly counted as an
// ambiguous bare-call collision. Prerequisite for migrating the fn-decl
// `extern` path onto `extern`.
#import "modules/std.sx";
#import "1230-ffi-extern-same-name-authors/a.sx";
#import "1230-ffi-extern-same-name-authors/b.sx";
main :: () -> i32 {
print("absval = {}\n", absval(-7));
0
}