mirror/zig
1
0
Fork 0
mirror of https://github.com/ziglang/zig.git synced 2026-02-12 20:37:54 +00:00
Code Issues Packages Projects Releases Wiki Activity

Sema: add error for empty switch

Browse Source
This commit is contained in:
Veikka Tuominen 2022-03-25 11:51:40 +02:00
parent 9a127501f6
commit a4c5ec49f1
1 changed files with 3 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
src/Sema.zig
View File

@ -7743,6 +7743,9 @@ fn zirSwitchBlock(sema: *Sema, block: *Block, inst: Zir.Inst.Index) CompileError
}
if (scalar_cases_len + multi_cases_len == 0) {
if (special_prong == .none) {
return sema.fail(block, src, "switch must handle all possibilities", .{});
}
return sema.resolveBlockBody(block, src, &child_block, special.body, inst, merges);
}