From cf1d841dcb4c84b9cf4be05fe73246be062140db Mon Sep 17 00:00:00 2001 From: Paul Eggert Date: Wed, 29 Sep 1993 05:42:10 +0000 Subject: [PATCH] (ignore_escape_flag): Remove var. (check_newline, yylex): Do not ignore escapes when reading file names, because escapes are the only way to represent file names containing '"'. From-SVN: r5528 --- gcc/c-lex.c | 10 ++-------- 1 file changed, 2 insertions(+), 8 deletions(-) diff --git a/gcc/c-lex.c b/gcc/c-lex.c index fe59c1c130c..98a9f83b0e4 100644 --- a/gcc/c-lex.c +++ b/gcc/c-lex.c @@ -90,9 +90,6 @@ static int end_of_file; static int nextchar = -1; int check_newline (); - -/* Nonzero tells yylex to ignore \ in string constants. */ -static int ignore_escape_flag = 0; /* C code produced by gperf version 2.5 (GNU C++ version) */ /* Command-line: gperf -p -j1 -i 1 -g -o -t -G -N is_reserved_word -k1,3,$ c-parse.gperf */ @@ -716,10 +713,8 @@ linenum: /* More follows: it must be a string constant (filename). */ - /* Read the string constant, but don't treat \ as special. */ - ignore_escape_flag = 1; + /* Read the string constant. */ token = yylex (); - ignore_escape_flag = 0; if (token != STRING || TREE_CODE (yylval.ttype) != STRING_CST) { @@ -1938,8 +1933,7 @@ yylex () while (c != '"' && c >= 0) { - /* ignore_escape_flag is set for reading the filename in #line. */ - if (!ignore_escape_flag && c == '\\') + if (c == '\\') { int ignore = 0; c = readescape (&ignore); -- 2.30.2