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Fix #1044

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gingerBill
2021-06-26 23:31:04 +01:00
parent 5e42675b42
commit a779cb2798
1 changed files with 17 additions and 4 deletions
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21
src/llvm_backend.cpp
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@@ -13460,7 +13460,6 @@ lbAddr lb_build_addr(lbProcedure *p, Ast *expr) {
default: GB_PANIC("Unknown CompoundLit type: %s", type_to_string(type)); break;
case Type_Struct: {
// TODO(bill): "constant" '#raw_union's are not initialized constantly at the moment.
// NOTE(bill): This is due to the layout of the unions when printed to LLVM-IR
bool is_raw_union = is_type_raw_union(bt);
@@ -15048,9 +15047,23 @@ lbProcedure *lb_create_startup_runtime(lbModule *main_module, lbProcedure *start
GB_ASSERT(e->kind == Entity_Variable);
e->code_gen_module = entity_module;
if (var->decl->init_expr != nullptr) {
// gb_printf_err("%s\n", expr_to_string(var->decl->init_expr));
lbValue init = lb_build_expr(p, var->decl->init_expr);
Ast *init_expr = var->decl->init_expr;
if (init_expr != nullptr) {
lbValue init = lb_build_expr(p, init_expr);
if (init.value == nullptr) {
LLVMTypeRef global_type = LLVMGetElementType(LLVMTypeOf(var->var.value));
if (is_type_untyped_undef(init.type)) {
LLVMSetInitializer(var->var.value, LLVMGetUndef(global_type));
var->is_initialized = true;
continue;
} else if (is_type_untyped_nil(init.type)) {
LLVMSetInitializer(var->var.value, LLVMConstNull(global_type));
var->is_initialized = true;
continue;
}
GB_PANIC("Invalid init value, got %s", expr_to_string(init_expr));
}
LLVMValueKind value_kind = LLVMGetValueKind(init.value);
// gb_printf_err("%s %d\n", LLVMPrintValueToString(init.value));