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Sema: detect comptime-known union initializations

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Follow a similar pattern as we already do for validate_array_init and
validate_struct_init.

I threw in a bit of behavior test cleanup on top of it.
This commit is contained in:
Andrew Kelley
2022-03-02 17:28:39 -07:00
parent 220708e7c3
commit 1c8a86f063
9 changed files with 339 additions and 77 deletions
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24
test/behavior/struct.zig
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@@ -1175,7 +1175,11 @@ test "for loop over pointers to struct, getting field from struct pointer" {
test "anon init through error unions and optionals" {
if (builtin.zig_backend == .stage1) return error.SkipZigTest;
if (builtin.zig_backend != .stage2_llvm) return error.SkipZigTest; // TODO
if (builtin.zig_backend == .stage2_c) return error.SkipZigTest; // TODO
if (builtin.zig_backend == .stage2_wasm) return error.SkipZigTest; // TODO
if (builtin.zig_backend == .stage2_x86_64) return error.SkipZigTest; // TODO
if (builtin.zig_backend == .stage2_aarch64) return error.SkipZigTest; // TODO
if (builtin.zig_backend == .stage2_arm) return error.SkipZigTest; // TODO
const S = struct {
a: u32,
@@ -1200,7 +1204,11 @@ test "anon init through error unions and optionals" {
test "anon init through optional" {
if (builtin.zig_backend == .stage1) return error.SkipZigTest;
if (builtin.zig_backend != .stage2_llvm) return error.SkipZigTest; // TODO
if (builtin.zig_backend == .stage2_c) return error.SkipZigTest; // TODO
if (builtin.zig_backend == .stage2_wasm) return error.SkipZigTest; // TODO
if (builtin.zig_backend == .stage2_x86_64) return error.SkipZigTest; // TODO
if (builtin.zig_backend == .stage2_aarch64) return error.SkipZigTest; // TODO
if (builtin.zig_backend == .stage2_arm) return error.SkipZigTest; // TODO
const S = struct {
a: u32,
@@ -1218,7 +1226,11 @@ test "anon init through optional" {
test "anon init through error union" {
if (builtin.zig_backend == .stage1) return error.SkipZigTest;
if (builtin.zig_backend != .stage2_llvm) return error.SkipZigTest; // TODO
if (builtin.zig_backend == .stage2_c) return error.SkipZigTest; // TODO
if (builtin.zig_backend == .stage2_wasm) return error.SkipZigTest; // TODO
if (builtin.zig_backend == .stage2_x86_64) return error.SkipZigTest; // TODO
if (builtin.zig_backend == .stage2_aarch64) return error.SkipZigTest; // TODO
if (builtin.zig_backend == .stage2_arm) return error.SkipZigTest; // TODO
const S = struct {
a: u32,
@@ -1236,7 +1248,11 @@ test "anon init through error union" {
test "typed init through error unions and optionals" {
if (builtin.zig_backend == .stage1) return error.SkipZigTest;
if (builtin.zig_backend != .stage2_llvm) return error.SkipZigTest; // TODO
if (builtin.zig_backend == .stage2_c) return error.SkipZigTest; // TODO
if (builtin.zig_backend == .stage2_wasm) return error.SkipZigTest; // TODO
if (builtin.zig_backend == .stage2_x86_64) return error.SkipZigTest; // TODO
if (builtin.zig_backend == .stage2_aarch64) return error.SkipZigTest; // TODO
if (builtin.zig_backend == .stage2_arm) return error.SkipZigTest; // TODO
const S = struct {
a: u32,