Merge pull request #5011 from hydai/disallow_uppercase_x

Disallow uppercase X in hex number literals
2023-10-03 13:03:40 +00:00 · 2018-09-20 11:07:56 +02:00
parent 2150aea344 b409faa675
commit 28c9b5db6a
4 changed files with 9 additions and 3 deletions
@@ -132,7 +132,7 @@ HexLiteral = 'hex' ('"' ([0-9a-fA-F]{2})* '"' | '\'' ([0-9a-fA-F]{2})* '\'')
 StringLiteral = '"' ([^"\r\n\\] | '\\' .)* '"'
 Identifier = [a-zA-Z_$] [a-zA-Z_$0-9]*

-HexNumber = '0' [xX] [0-9a-fA-F]+
+HexNumber = '0x' [0-9a-fA-F]+
 DecimalNumber = [0-9]+ ( '.' [0-9]* )? ( [eE] [0-9]+ )?

 TupleExpression = '(' ( Expression? ( ',' Expression? )*  )? ')'