test(new): NewTest 补 (6) 括号可省 + 标量/数组零初始化用例

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TermiNexus committed 2026-10-09 18:44:44 +08:00
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@@ -61,6 +61,19 @@ export def main() -> int:
stdio.printf("generic-in-pool: %d\n", b.v)
stdlib.free(arena2)
# (6) 括号可省 + 标量/数组:`new stack char` / `new stack [4]char`(类型按**注解规则**解析,
# 故 `[N]T` 前导数组声明符与 `T*` 后缀都认)。数组返回**首元素指针**(数组名退化),
# 所以能直接存进 `char*`;未写到的位置是零初始化。
c6: char* = new stack char
if c6[0] != 0: return 1
l6: char* = new stack [4]char
l6[0] = 'A'
l6[1] = 'B'
if l6[0] != 'A': return 2
if l6[1] != 'B': return 3
if l6[3] != 0: return 4
stdio.printf("scalar/array: ok\n")
# 非法组合(应报 LifetimeError)——要验证时打开其中一条:
# 1) 语义矛盾:bad: Point* = new stack hlife Point(7, 8)
# 2) 多来源 :new stack heap Point(7, 8) → 解析期报错