diff options
Diffstat (limited to 'gcc/rust/hir/rust-ast-lower.cc')
| -rw-r--r-- | gcc/rust/hir/rust-ast-lower.cc | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/gcc/rust/hir/rust-ast-lower.cc b/gcc/rust/hir/rust-ast-lower.cc index ebdf981..76bd135 100644 --- a/gcc/rust/hir/rust-ast-lower.cc +++ b/gcc/rust/hir/rust-ast-lower.cc @@ -97,7 +97,11 @@ ASTLowering::go () void ASTLoweringBlock::visit (AST::BlockExpr &expr) { - auto label = lower_loop_label (expr.get_label ()); + tl::optional<HIR::LoopLabel> label; + if (expr.has_label ()) + label = lower_loop_label (expr.get_label ()); + else + label = tl::nullopt; std::vector<std::unique_ptr<HIR::Stmt>> block_stmts; bool block_did_terminate = false; @@ -398,7 +402,10 @@ ASTLoweringExprWithBlock::visit (AST::WhileLoopExpr &expr) HIR::BlockExpr *loop_block = ASTLoweringBlock::translate (expr.get_loop_block (), &terminated); - HIR::LoopLabel loop_label = lower_loop_label (expr.get_loop_label ()); + tl::optional<HIR::LoopLabel> loop_label; + if (expr.has_loop_label ()) + loop_label = lower_loop_label (expr.get_loop_label ()); + HIR::Expr *loop_condition = ASTLoweringExpr::translate (expr.get_predicate_expr (), &terminated); |