fix #939: crash in asm mode

AliveToolkit · Sep 25, 2023 · f65a7fb · f65a7fb
1 parent a5f6717
commit f65a7fb
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/ir/memory.cpp b/ir/memory.cpp
@@ -546,7 +546,8 @@ static StateValue bytesToValue(const Memory &m, const vector<Byte> &bytes,
 
     // allow ptr->int type punning in Assembly mode
     if (bitsize == bits_program_pointer &&
-      m.getState().getFn().getFnAttrs().has(FnAttrs::Asm)) {
+        has_null_block && // a ptr load in src sets this to true
+        m.getState().getFn().getFnAttrs().has(FnAttrs::Asm)) {
       StateValue ptr_val = bytesToValue(m, bytes, PtrType(0));
       ptr_val.value = Pointer(m, ptr_val.value).getAddress();
       expr is_ptr = bytes[0].isPtr();