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chore(frontends/lean/elaborator): fix clang-3.4 build error

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This commit is contained in:
Gabriel Ebner 2017-02-06 20:44:28 +01:00
parent 572c9a0de0
commit d4541ce2cc
1 changed files with 1 additions and 1 deletions
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2
src/frontends/lean/elaborator.cpp
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@ -2725,7 +2725,7 @@ expr elaborator::visit(expr const & e, optional<expr> const & expected_type) {
flet<unsigned> inc_depth(m_depth, m_depth+1);
trace_elab_detail(tout() << "[" << m_depth << "] visiting\n" << e << "\n";
if (expected_type) tout() << "expected type:\n" << instantiate_mvars(*expected_type) << "\n";);
return recover_expr_from_exception(expected_type, e, [&] {
return recover_expr_from_exception(expected_type, e, [&] () -> expr {
if (is_placeholder(e)) {
return visit_placeholder(e, expected_type);
} else if (is_have_expr(e)) {