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Sema: validate{Array,Struct}Init shortcut only valid if base ptr is comptime known

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This commit is contained in:
Veikka Tuominen 2022-06-01 00:37:28 +03:00
parent e49fd39463
commit f2626a3d8e
1 changed files with 6 additions and 2 deletions
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8
src/Sema.zig
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@ -3340,7 +3340,9 @@ fn validateStructInit(
const struct_ptr = try sema.resolveInst(struct_ptr_zir_ref);
const struct_ty = sema.typeOf(struct_ptr).childType();
if (is_comptime or block.is_comptime) {
if ((is_comptime or block.is_comptime) and
(try sema.resolveDefinedValue(block, init_src, struct_ptr)) != null)
{
// In this case the only thing we need to do is evaluate the implicit
// store instructions for default field values, and report any missing fields.
// Avoid the cost of the extra machinery for detecting a comptime struct init value.
@ -3544,7 +3546,9 @@ fn zirValidateArrayInit(
});
}
if (is_comptime or block.is_comptime) {
if ((is_comptime or block.is_comptime) and
(try sema.resolveDefinedValue(block, init_src, array_ptr)) != null)
{
// In this case the comptime machinery will have evaluated the store instructions
// at comptime so we have almost nothing to do here. However, in case of a
// sentinel-terminated array, the sentinel will not have been populated by