| author |  Timon Kruiper <timonkruiper@gmail.com> 2019-11-20 19:34:20+01:00 |
| committer |  Andrew Kelley <andrew@ziglang.org> 2019-11-22 04:00:47+00:00 |
| log | 94299d16d1443cd8b731e2eba9b4d1e3fb8048bd |
| tree | 72e9c47ff8bf53a7abdbe239f41616b880ccc153 |
| parent | e3404e3c78307092e849dc0609f77932b263e3fc |
Stage1: Add compile error for an empty switch on a integer
2 files changed, 13 insertions(+), 0 deletions(-)
src/range_set.cpp+3
| ... | ... | @@ -40,6 +40,9 @@ void rangeset_sort(RangeSet *rs) { |
| 40 | 40 | } |
| 41 | 41 | |
| 42 | 42 | bool rangeset_spans(RangeSet *rs, BigInt *first, BigInt *last) { |
| 43 | if (rs->src_range_list.length == 0) | |
| 44 | return false; | |
| 45 | ||
| 43 | 46 | rangeset_sort(rs); |
| 44 | 47 | |
| 45 | 48 | const Range *first_range = &rs->src_range_list.at(0).range; |
test/compile_errors.zig+10
| ... | ... | @@ -2,6 +2,16 @@ const tests = @import("tests.zig"); |
| 2 | 2 | const builtin = @import("builtin"); |
| 3 | 3 | |
| 4 | 4 | pub fn addCases(cases: *tests.CompileErrorContext) void { |
| 5 | cases.add( | |
| 6 | "empty switch on an integer", | |
| 7 | \\export fn entry() void { | |
| 8 | \\ var x: u32 = 0; | |
| 9 | \\ switch(x) {} | |
| 10 | \\} | |
| 11 | , | |
| 12 | "tmp.zig:3:5: error: switch must handle all possibilities", | |
| 13 | ); | |
| 14 | ||
| 5 | 15 | cases.add( |
| 6 | 16 | "regression test #2980: base type u32 is not type checked properly when assigning a value within a struct", |
| 7 | 17 | \\const Foo = struct { |