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fixes resolving aligment of child type in slice

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Jimmi HC 2019-06-16 02:10:06 +02:00 committed by Andrew Kelley
parent 7c5ceb0c4c
commit aa60d2a688
3 changed files with 9 additions and 1 deletions
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2
src/ir.cpp
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@ -16794,7 +16794,7 @@ static IrInstruction *ir_analyze_instruction_slice_type(IrAnalyze *ira,
case ZigTypeIdPromise:
case ZigTypeIdVector:
{
if ((err = type_resolve(ira->codegen, child_type, ResolveStatusZeroBitsKnown)))
if ((err = type_resolve(ira->codegen, child_type, ResolveStatusAlignmentKnown)))
return ira->codegen->invalid_instruction;
ZigType *slice_ptr_type = get_pointer_to_type_extra(ira->codegen, child_type,
is_const, is_volatile, PtrLenUnknown, align_bytes, 0, 0, is_allow_zero);

1
test/stage1/behavior.zig
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@ -27,6 +27,7 @@ comptime {
_ = @import("behavior/bugs/2114.zig");
_ = @import("behavior/bugs/2346.zig");
_ = @import("behavior/bugs/2578.zig");
_ = @import("behavior/bugs/2689.zig");
_ = @import("behavior/bugs/394.zig");
_ = @import("behavior/bugs/421.zig");
_ = @import("behavior/bugs/529.zig");

7
test/stage1/behavior/bugs/2689.zig Normal file
View File

@ -0,0 +1,7 @@
test "slice with alignment" {
const S = packed struct {
a: u8,
};
var a: []align(8) S = undefined;
}