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fix resolution detection of pointer types

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This commit is contained in:
Andrew Kelley
2019-08-25 21:28:16 -04:00
parent a7f3158185
commit 720302a640
2 changed files with 30 additions and 6 deletions
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21
src/ir.cpp
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@@ -23338,6 +23338,12 @@ static IrInstruction *ir_analyze_ptr_cast(IrAnalyze *ira, IrInstruction *source_
IrInstruction *casted_ptr = ir_build_ptr_cast_gen(ira, source_instr, dest_type, ptr, safety_check_on);
if ((err = type_resolve(ira->codegen, dest_type, ResolveStatusZeroBitsKnown)))
return ira->codegen->invalid_instruction;
if ((err = type_resolve(ira->codegen, src_type, ResolveStatusZeroBitsKnown)))
return ira->codegen->invalid_instruction;
if (type_has_bits(dest_type) && !type_has_bits(src_type)) {
ErrorMsg *msg = ir_add_error(ira, source_instr,
buf_sprintf("'%s' and '%s' do not have the same in-memory representation",
@@ -25435,6 +25441,7 @@ bool ir_has_side_effects(IrInstruction *instruction) {
static ZigType *ir_resolve_lazy_fn_type(CodeGen *codegen, IrExecutable *exec, AstNode *source_node,
LazyValueFnType *lazy_fn_type)
{
Error err;
AstNode *proto_node = lazy_fn_type->proto_node;
FnTypeId fn_type_id = {0};
@@ -25482,11 +25489,15 @@ static ZigType *ir_resolve_lazy_fn_type(CodeGen *codegen, IrExecutable *exec, As
case ReqCompTimeNo:
break;
}
if (!type_has_bits(param_type) && !calling_convention_allows_zig_types(fn_type_id.cc)) {
exec_add_error_node(codegen, exec, source_node,
buf_sprintf("parameter of type '%s' has 0 bits; not allowed in function with calling convention '%s'",
buf_ptr(&param_type->name), calling_convention_name(fn_type_id.cc)));
return nullptr;
if (!calling_convention_allows_zig_types(fn_type_id.cc)) {
if ((err = type_resolve(codegen, param_type, ResolveStatusZeroBitsKnown)))
return nullptr;
if (!type_has_bits(param_type)) {
exec_add_error_node(codegen, exec, source_node,
buf_sprintf("parameter of type '%s' has 0 bits; not allowed in function with calling convention '%s'",
buf_ptr(&param_type->name), calling_convention_name(fn_type_id.cc)));
return nullptr;
}
}
param_info->type = param_type;
}