diff --git a/src/analyze.cpp b/src/analyze.cpp
index ac9563c8a317cd20376a80bed2c75f05ddcc9a07..1c9ddb7e2ed0ff417de7abdb8c7dfdcebc7f75b3 100644
--- a/src/analyze.cpp
+++ b/src/analyze.cpp
@@ -1393,8 +1393,6 @@ static void resolve_struct_type(CodeGen *g, TypeTableEntry *struct_type) {
 
     ZigLLVMReplaceTemporary(g->dbuilder, struct_type->di_type, replacement_di_type);
     struct_type->di_type = replacement_di_type;
-
-    assert((debug_size_in_bits == 0) == struct_type->zero_bits);
 }
 
 static void resolve_union_type(CodeGen *g, TypeTableEntry *union_type) {
diff --git a/src/ir.cpp b/src/ir.cpp
index 824c3ec2a173515fcbd3eb24073aad9a39fa0a50..fa270e5f3af6b4a6c86b1bebd3c26c083e938915 100644
--- a/src/ir.cpp
+++ b/src/ir.cpp
@@ -9121,7 +9121,7 @@ static TypeTableEntry *ir_analyze_instruction_unwrap_maybe(IrAnalyze *ira,
     if (type_entry->id == TypeTableEntryIdInvalid) {
         return ira->codegen->builtin_types.entry_invalid;
     } else if (type_entry->id != TypeTableEntryIdMaybe) {
-        ir_add_error_node(ira, unwrap_maybe_instruction->base.source_node,
+        ir_add_error_node(ira, unwrap_maybe_instruction->value->source_node,
                 buf_sprintf("expected nullable type, found '%s'", buf_ptr(&type_entry->name)));
         return ira->codegen->builtin_types.entry_invalid;
     }
diff --git a/test/run_tests.cpp b/test/run_tests.cpp
index 2a2d4d640a47deeb0faadf4e0c69c65530e8a6b1..97f0c2a788b4c5fff16217c8ca77238a772e890b 100644
--- a/test/run_tests.cpp
+++ b/test/run_tests.cpp
@@ -963,7 +963,7 @@ fn f() {
 fn f() {
     if (const x ?= true) { }
 }
-    )SOURCE", 1, ".tmp_source.zig:3:20: error: expected maybe type");
+    )SOURCE", 1, ".tmp_source.zig:3:20: error: expected nullable type, found 'bool'");
 
     add_compile_fail_case("cast unreachable", R"SOURCE(
 fn f() -> i32 {