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Closed range ... (both inclusive); Type comparisons with == and !=

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Ginger Bill
2017-01-19 11:29:15 +00:00
parent 2af9fb79dc
commit 4603d2525e
7 changed files with 129 additions and 267 deletions
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src/check_stmt.c
+11 -4
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@@ -310,12 +310,13 @@ void check_stmt(Checker *c, AstNode *node, u32 flags) {
u32 in = node->stmt_state_flags;
u32 out = c->context.stmt_state_flags;
if (in & StmtStateFlag_bounds_check) {
out |= StmtStateFlag_bounds_check;
out &= ~StmtStateFlag_no_bounds_check;
} else if (in & StmtStateFlag_no_bounds_check) {
if (in & StmtStateFlag_no_bounds_check) {
out |= StmtStateFlag_no_bounds_check;
out &= ~StmtStateFlag_bounds_check;
} else {
// if (in & StmtStateFlag_bounds_check) {
out |= StmtStateFlag_bounds_check;
out &= ~StmtStateFlag_no_bounds_check;
}
c->context.stmt_state_flags = out;
@@ -648,6 +649,12 @@ void check_stmt_internal(Checker *c, AstNode *node, u32 flags) {
GB_ASSERT(are_types_identical(x.type, y.type));
TokenKind op = Token_Lt;
switch (ie->op.kind) {
case Token_HalfOpenRange: op = Token_Lt; break;
case Token_Ellipsis: op = Token_LtEq; break;
default: error(ie->op, "Invalid range operator"); break;
}
bool ok = compare_exact_values(Token_Lt, a, b);
if (!ok) {
// TODO(bill): Better error message