From 98237f7c0ba62099e85a8caf8fc09039845b224e Mon Sep 17 00:00:00 2001 From: Andrew Kelley Date: Sat, 2 Dec 2017 17:12:37 -0500 Subject: casting between integer and enum only works via tag type See #305 --- src/analyze.cpp | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'src/analyze.cpp') diff --git a/src/analyze.cpp b/src/analyze.cpp index 235aeea682..7d51e83677 100644 --- a/src/analyze.cpp +++ b/src/analyze.cpp @@ -1399,6 +1399,10 @@ static void resolve_enum_type(CodeGen *g, TypeTableEntry *enum_type) { enum_type->data.enumeration.is_invalid = true; add_node_error(g, decl_node->data.container_decl.init_arg_expr, buf_sprintf("expected integer, found '%s'", buf_ptr(&wanted_tag_int_type->name))); + } else if (wanted_tag_int_type->data.integral.is_signed) { + enum_type->data.enumeration.is_invalid = true; + add_node_error(g, decl_node->data.container_decl.init_arg_expr, + buf_sprintf("expected unsigned integer, found '%s'", buf_ptr(&wanted_tag_int_type->name))); } else if (wanted_tag_int_type->data.integral.bit_count < tag_int_type->data.integral.bit_count) { enum_type->data.enumeration.is_invalid = true; add_node_error(g, decl_node->data.container_decl.init_arg_expr, -- cgit v1.2.3