diff options
Diffstat (limited to 'gcc/go/go-gcc.cc')
| -rw-r--r-- | gcc/go/go-gcc.cc | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/gcc/go/go-gcc.cc b/gcc/go/go-gcc.cc index a024e197132..1299e9b53be 100644 --- a/gcc/go/go-gcc.cc +++ b/gcc/go/go-gcc.cc @@ -194,6 +194,11 @@ class Gcc_backend : public Backend bool is_circular_pointer_type(Btype*); + // Expressions. + + Bexpression* + zero_expression(Btype*); + // Statements. Bstatement* @@ -700,6 +705,20 @@ Gcc_backend::is_circular_pointer_type(Btype* btype) return btype->get_tree() == ptr_type_node; } +// Return the zero value for a type. + +Bexpression* +Gcc_backend::zero_expression(Btype* btype) +{ + tree t = btype->get_tree(); + tree ret; + if (t == error_mark_node) + ret = error_mark_node; + else + ret = build_zero_cst(t); + return tree_to_expr(ret); +} + // An expression as a statement. Bstatement* |