From 5f001f6d5138d61fbb4900c951e2ccb12894d5ed Mon Sep 17 00:00:00 2001 From: gingerBill Date: Thu, 22 Feb 2024 18:15:13 +0000 Subject: Allow casting between a `bit_field` and its backing type --- src/llvm_backend_expr.cpp | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) (limited to 'src/llvm_backend_expr.cpp') diff --git a/src/llvm_backend_expr.cpp b/src/llvm_backend_expr.cpp index 6bef21822..7b31ca989 100644 --- a/src/llvm_backend_expr.cpp +++ b/src/llvm_backend_expr.cpp @@ -1946,6 +1946,24 @@ gb_internal lbValue lb_emit_conv(lbProcedure *p, lbValue value, Type *t) { } } + // bit_field <-> backing type + if (is_type_bit_field(src)) { + if (are_types_identical(src->BitField.backing_type, dst)) { + lbValue res = {}; + res.type = t; + res.value = value.value; + return res; + } + } + if (is_type_bit_field(dst)) { + if (are_types_identical(src, dst->BitField.backing_type)) { + lbValue res = {}; + res.type = t; + res.value = value.value; + return res; + } + } + // Pointer <-> uintptr if (is_type_pointer(src) && is_type_uintptr(dst)) { -- cgit v1.2.3