Fixes none to bool coercion

Fixes #1413 and #1414.
2020-10-06 14:55:02 +08:00 · 2020-10-06 14:55:02 +08:00 · 02f46e8b79
commit 02f46e8b79
parent 88d346fa26
1 changed files with 2 additions and 0 deletions
--- a/artiq/compiler/transforms/artiq_ir_generator.py
+++ b/artiq/compiler/transforms/artiq_ir_generator.py
@ -417,6 +417,8 @@ class ARTIQIRGenerator(algorithm.Visitor):
            length = self.iterable_len(insn)
            return self.append(ir.Compare(ast.NotEq(loc=None), length, ir.Constant(0, length.type)),
                               block=block)
+        elif builtins.is_none(insn.type):
+            return ir.Constant(False, builtins.TBool())
        else:
            note = diagnostic.Diagnostic("note",
                "this expression has type {type}",