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Fix issue #170

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This commit is contained in:
gingerBill
2018-01-10 21:17:09 +00:00
parent 82057f08ce
commit 37790c13a0
1 changed files with 12 additions and 0 deletions
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src/check_expr.cpp
+12
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@@ -1782,6 +1782,12 @@ bool check_is_castable_to(Checker *c, Operand *operand, Type *y) {
} }
void check_cast(Checker *c, Operand *x, Type *type) { void check_cast(Checker *c, Operand *x, Type *type) {
if (!is_operand_value(*x)) {
error(x->expr, "'cast' can only be applied to values");
x->mode = Addressing_Invalid;
return;
}
bool is_const_expr = x->mode == Addressing_Constant; bool is_const_expr = x->mode == Addressing_Constant;
bool can_convert = false; bool can_convert = false;
@@ -1828,6 +1834,12 @@ void check_cast(Checker *c, Operand *x, Type *type) {
} }
bool check_transmute(Checker *c, AstNode *node, Operand *o, Type *t) { bool check_transmute(Checker *c, AstNode *node, Operand *o, Type *t) {
if (!is_operand_value(*o)) {
error(o->expr, "'transmute' can only be applied to values");
o->mode = Addressing_Invalid;
return false;
}
if (o->mode == Addressing_Constant) { if (o->mode == Addressing_Constant) {
gbString expr_str = expr_to_string(o->expr); gbString expr_str = expr_to_string(o->expr);
error(o->expr, "Cannot transmute a constant expression: '%s'", expr_str); error(o->expr, "Cannot transmute a constant expression: '%s'", expr_str);