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-rw-r--r--parsing/lexer.mll2
1 files changed, 1 insertions, 1 deletions
diff --git a/parsing/lexer.mll b/parsing/lexer.mll
index 410bcc4fa6..e9b57a1f75 100644
--- a/parsing/lexer.mll
+++ b/parsing/lexer.mll
@@ -120,7 +120,7 @@ let identchar =
['$' 'A'-'Z' 'a'-'z' '_' '\192'-'\214' '\216'-'\246' '\248'-'\255'
'\'' '0'-'9']
let symbolchar =
- ['!' '$' '%' '&' '*' '+' '-' '<' '>' '/' ':' ',' ';' '=' '?' '@' '^'
+ ['!' '$' '%' '&' '*' '+' '-' '<' '>' '/' '\\' ':' ',' ';' '=' '?' '@' '^'
'|' '~' '#']
let decimal_literal = ['0'-'9']+
let hex_literal = '0' ['x' 'X'] ['0'-'9' 'A'-'F' 'a'-'f']+