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add behavior test: comptime C pointer to optional pointer

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This commit is contained in:
Andrew Kelley 2025-09-20 18:58:16 -07:00
parent 1c9ac9dbb7
commit 633162eb0c
1 changed files with 8 additions and 0 deletions
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8
test/behavior/pointers.zig
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@ -778,3 +778,11 @@ test "pointers to elements of many-ptr to zero-bit type" {
try expect(a == b);
}
test "comptime C pointer to optional pointer" {
const opt: ?*u8 = @ptrFromInt(0x1000);
const outer_ptr: [*c]const ?*u8 = &opt;
const inner_ptr = &outer_ptr.*.?;
comptime assert(@TypeOf(inner_ptr) == [*c]const *u8);
comptime assert(@intFromPtr(inner_ptr.*) == 0x1000);
}