From 11ca38a4e9c637bf6ff635f4f62634edaf89f853 Mon Sep 17 00:00:00 2001 From: Andrew Kelley Date: Tue, 26 Jun 2018 15:27:41 -0400 Subject: fix crash for optional pointer to empty struct closes #1153 --- src/ir.cpp | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'src/ir.cpp') diff --git a/src/ir.cpp b/src/ir.cpp index 1930bbb248..76178f2437 100644 --- a/src/ir.cpp +++ b/src/ir.cpp @@ -7985,9 +7985,10 @@ static ConstCastOnly types_match_const_cast_only(IrAnalyze *ira, TypeTableEntry // * and [*] can do a const-cast-only to ?* and ?[*], respectively // but not if there is a mutable parent pointer + // and not if the pointer is zero bits if (!wanted_is_mutable && wanted_type->id == TypeTableEntryIdOptional && wanted_type->data.maybe.child_type->id == TypeTableEntryIdPointer && - actual_type->id == TypeTableEntryIdPointer) + actual_type->id == TypeTableEntryIdPointer && type_has_bits(actual_type)) { ConstCastOnly child = types_match_const_cast_only(ira, wanted_type->data.maybe.child_type, actual_type, source_node, wanted_is_mutable); -- cgit v1.2.3