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Added a syntax error check

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This commit is contained in:
John Wiegley 2012-03-13 10:33:59 -05:00
parent e65fc729bc
commit 927d404ad5
1 changed files with 3 additions and 0 deletions
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3
src/op.cc
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@ -198,6 +198,9 @@ expr_t::ptr_op_t expr_t::op_t::compile(scope_t& scope, const int depth,
} }
if (! result) { if (! result) {
if (! left())
throw_(calc_error, _("Syntax error"));
ptr_op_t lhs(left()->compile(*scope_ptr, depth + 1, param_scope)); ptr_op_t lhs(left()->compile(*scope_ptr, depth + 1, param_scope));
ptr_op_t rhs(kind > UNARY_OPERATORS && has_right() ? ptr_op_t rhs(kind > UNARY_OPERATORS && has_right() ?
(kind == O_LOOKUP ? right() : (kind == O_LOOKUP ? right() :