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Commit727a5a1

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author
Michael Meskes
committed
Added rule to ecpg lexer to accept "Unicode surrogate pair in extended quoted
string". This is not really needed because the string gets copied to the outputuntranslated anyway, but by adding this rule the lexer stays in sync with thebackend lexer.
1 parent9de3aa6 commit727a5a1

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  • src/interfaces/ecpg/preproc

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‎src/interfaces/ecpg/preproc/pgc.l

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Original file line numberDiff line numberDiff line change
@@ -146,6 +146,7 @@ xeinside[^\\']+
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xeescape[\\][^0-7]
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xeoctesc[\\][0-7]{1,3}
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xehexesc[\\]x[0-9A-Fa-f]{1,2}
149+
xeunicode[\\](u[0-9A-Fa-f]{4}|U[0-9A-Fa-f]{8})
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/* C version of hex number */
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xch0[xX][0-9A-Fa-f]*
@@ -505,6 +506,7 @@ cppline{space}*#([^i][A-Za-z]*|{if}|{ifdef}|{ifndef}|{import})(.*\\{space})*.
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}
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<xq,xqc,xn,xus>{xqinside}{addlit(yytext, yyleng); }
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<xe>{xeinside}{addlit(yytext, yyleng); }
509+
<xe>{xeunicode}{addlit(yytext, yyleng); }
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<xe>{xeescape} {addlit(yytext, yyleng); }
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<xe>{xeoctesc}{addlit(yytext, yyleng); }
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<xe>{xehexesc}{addlit(yytext, yyleng); }

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