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sx/examples/diagnostics/1131-diagnostics-array-dim-oversized-u32-alias.sx
agra 66bdc70bf1 test: group examples into per-category folders
Move examples/*.sx and their expected/ snapshots into per-category
subfolders (examples/<category>/...). Folder = leading filename token,
with ffi-objc/ffi-jni kept whole; filenames are unchanged. The corpus
runner and LSP sweep now discover each category's expected/ dir, while
issues/ stays flat. Example 1058's repo-root-relative companion import
is made file-relative. Path strings embedded in 164 snapshots were
regenerated (path-only changes). Test-layout docs in CLAUDE.md updated.
2026-06-21 14:41:34 +03:00

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// An array dimension that folds to a valid compile-time integer but exceeds a
// `u32` is a hard error — and it must report the SAME precise diagnostic whether
// the array is written directly (`a : [5_000_000_000]i64`, see example 1130) or
// behind a type ALIAS (`Big :: [5_000_000_000]i64`, here). Both forms now route
// the dimension through one shared folder + one shared message map, so they
// cannot diverge.
//
// Regression (issue 0083 / F0.4 attempt 7): the stateless alias-registration
// path collapsed `foldDimU32`'s distinct `.too_large` outcome into `null` and
// emitted ONE generic "an array dimension is not a compile-time integer
// constant" message — FALSE, since 5_000_000_000 IS a compile-time integer
// constant; it merely doesn't fit a `u32`. The alias path now consults the
// shared fold and emits the precise "does not fit in u32" message, matching the
// direct form. (A genuinely non-const alias dim still gets the generic message —
// see example 1129.)
#import "modules/std.sx";
Big :: [5000000000]i64;
main :: () {
a : Big = ---;
a[0] = 7;
print("unreachable: {}\n", a[0]);
}