| author |  Jacob Young <jacobly@ziglang.org> 2023-06-01 01:44:39-04:00 |
| committer |  Andrew Kelley <andrew@ziglang.org> 2023-06-10 20:47:58-07:00 |
| log | 0777e98bfe89eadeaa0e34a2ad07cf61cdf5b26a |
| tree | 66a0bf465658a81c55d5b15bd3a9a368fec52b3a |
| parent | a3b3ac0ea482fc76684ee7d0a9b98306ebbd942c |
Sema: disable repeated aggregate storage use with mismatching sentinel
The InternPool implementation was not written to support this, but
that could be changed and this check removed in the future.1 files changed, 1 insertions(+), 1 deletions(-)
src
src/Sema.zig+1-1
| ... | ... | @@ -13094,7 +13094,7 @@ fn zirArrayMul(sema: *Sema, block: *Block, inst: Zir.Inst.Index) CompileError!Ai |
| 13094 | 13094 | const val = v: { |
| 13095 | 13095 | // Optimization for the common pattern of a single element repeated N times, such |
| 13096 | 13096 | // as zero-filling a byte array. |
| 13097 | if (lhs_len == 1) { | |
| 13097 | if (lhs_len == 1 and lhs_info.sentinel == null) { | |
| 13098 | 13098 | const elem_val = try lhs_sub_val.elemValue(mod, 0); |
| 13099 | 13099 | break :v try mod.intern(.{ .aggregate = .{ |
| 13100 | 13100 | .ty = result_ty.toIntern(), |