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| author | Veikka Tuominen <git@vexu.eu> | 2022-03-25 11:51:40 +0200 |
|---|---|---|
| committer | Veikka Tuominen <git@vexu.eu> | 2022-03-25 22:30:35 +0200 |
| commit | a4c5ec49f1781054ef9394fe114e4338ed9970d4 (patch) | |
| tree | e9eae84685bb5432a76b65189614dcc93a985710 /src | |
| parent | 9a127501f68d6034367094915ad53e8d57495786 (diff) | |
| download | zig-a4c5ec49f1781054ef9394fe114e4338ed9970d4.tar.gz zig-a4c5ec49f1781054ef9394fe114e4338ed9970d4.zip | |
Sema: add error for empty switch
Diffstat (limited to 'src')
| -rw-r--r-- | src/Sema.zig | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/Sema.zig b/src/Sema.zig index a42a4caf38..d9eea3e811 100644 --- a/src/Sema.zig +++ b/src/Sema.zig @@ -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); } |