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prevent underflow in ast.zig#fullWhile() (#848)

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travisstaloch 2022-12-25 14:44:25 -08:00 committed by GitHub
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commit faae689ff7
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src/ast.zig
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@ -167,7 +167,7 @@ fn fullWhile(tree: Ast, info: full.While.Components) full.While {
.else_token = undefined, .else_token = undefined,
.error_token = null, .error_token = null,
}; };
var tok_i = info.while_token - 1; var tok_i = info.while_token -| 1;
if (token_tags[tok_i] == .keyword_inline) { if (token_tags[tok_i] == .keyword_inline) {
result.inline_token = tok_i; result.inline_token = tok_i;
tok_i -= 1; tok_i -= 1;