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Revert "Allow only one return"

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This reverts commit 18602d00a1.
This commit is contained in:
Eugen Wissner
2025-03-02 10:45:54 +01:00
parent 75561fd18a
commit 09f204bd16
10 changed files with 231 additions and 79 deletions
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35
gcc/elna-tree.cc
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@ -91,7 +91,40 @@ namespace gcc
void append_statement(tree statement_tree)
{
append_to_statement_list(statement_tree, &f_binding_level->statement_list);
if (!vec_safe_is_empty(f_binding_level->defers))
{
append_to_statement_list(statement_tree, &f_binding_level->defers->begin()->try_statements);
}
else
{
append_to_statement_list(statement_tree, &f_binding_level->statement_list);
}
}
void defer(tree statement_tree)
{
defer_scope new_defer{ statement_tree, alloc_stmt_list() };
vec_safe_insert(f_binding_level->defers, 0, new_defer);
}
tree chain_defer()
{
if (vec_safe_is_empty(f_binding_level->defers))
{
return f_binding_level->statement_list;
}
defer_scope *defer_iterator = f_binding_level->defers->begin();
tree defer_tree = build2(TRY_FINALLY_EXPR, void_type_node,
defer_iterator->try_statements, defer_iterator->defer_block);
int i;
FOR_EACH_VEC_ELT_FROM(*f_binding_level->defers, i, defer_iterator, 1)
{
append_to_statement_list(defer_tree, &defer_iterator->try_statements);
defer_tree = build2(TRY_FINALLY_EXPR, void_type_node,
defer_iterator->try_statements, defer_iterator->defer_block);
}
return build2(COMPOUND_EXPR, TREE_TYPE(defer_tree), f_binding_level->statement_list, defer_tree);
}
tree build_field(location_t location, tree record_type, const std::string name, tree type)