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add behavior test for @memset on slices

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and avoid new language feature in std.ArrayList for now, until x86_64
self-hosted backend can implement it.
This commit is contained in:
Andrew Kelley
2023-04-23 15:26:57 -07:00
parent 482a0f648c
commit 7c56145a76
2 changed files with 64 additions and 2 deletions
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50
test/behavior/basic.zig
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@@ -357,6 +357,14 @@ test "@memset on array pointers" {
if (builtin.zig_backend == .stage2_aarch64) return error.SkipZigTest;
if (builtin.zig_backend == .stage2_arm) return error.SkipZigTest;
if (builtin.zig_backend == .stage2_sparc64) return error.SkipZigTest;
if (builtin.zig_backend == .stage2_wasm) {
// TODO: implement memset when element ABI size > 1
return error.SkipZigTest;
}
if (builtin.zig_backend == .stage2_x86_64) {
// TODO: implement memset when element ABI size > 1
return error.SkipZigTest;
}
try testMemsetArray();
try comptime testMemsetArray();
@@ -381,6 +389,48 @@ fn testMemsetArray() !void {
}
}
test "@memset on slices" {
if (builtin.zig_backend == .stage2_aarch64) return error.SkipZigTest;
if (builtin.zig_backend == .stage2_arm) return error.SkipZigTest;
if (builtin.zig_backend == .stage2_sparc64) return error.SkipZigTest;
if (builtin.zig_backend == .stage2_wasm) {
// TODO: implement memset when element ABI size > 1
// TODO: implement memset on slices
return error.SkipZigTest;
}
if (builtin.zig_backend == .stage2_x86_64) {
// TODO: implement memset when element ABI size > 1
// TODO: implement memset on slices
return error.SkipZigTest;
}
try testMemsetSlice();
try comptime testMemsetSlice();
}
fn testMemsetSlice() !void {
{
// memset slice to non-undefined, ABI size == 1
var array: [20]u8 = undefined;
var len = array.len;
var slice = array[0..len];
@memset(slice, 'A');
try expect(slice[0] == 'A');
try expect(slice[11] == 'A');
try expect(slice[19] == 'A');
}
{
// memset slice to non-undefined, ABI size > 1
var array: [20]u32 = undefined;
var len = array.len;
var slice = array[0..len];
@memset(slice, 1234);
try expect(slice[0] == 1234);
try expect(slice[11] == 1234);
try expect(slice[19] == 1234);
}
}
test "memcpy and memset intrinsics" {
if (builtin.zig_backend == .stage2_aarch64) return error.SkipZigTest;
if (builtin.zig_backend == .stage2_arm) return error.SkipZigTest;