Fix bootstrap on arm-netbsdelf (PR32973)

[Andreas Schwab]

This fixes bootstrap on arm-netbsdelf by ignoring an BS/NL pair while
scanning a struct definition.  Regtested on ia64-linux, and tested by
Richard Earnshaw on arm-netbsdelf.

Andreas.

2007-08-04  Andreas Schwab  <schwab@suse.de>

	PR bootstrap/32973
	* gengtype-lex.l: Ignore backslash/newline pair while scanning a
	struct definition.

Index: gcc/gengtype-lex.l
===================================================================
--- gcc/gengtype-lex.l	(revision 127178)
+++ gcc/gengtype-lex.l	(working copy)
@@ -104,6 +104,7 @@ EOID	[^[:alnum:]_]
 "/*"				{ BEGIN(in_struct_comment); }
 
 {WS}				{ update_lineno (yytext, yyleng); }
+\\\n				{ lexer_line.line++; }
 
 "const"/{EOID}			/* don't care */
 "GTY"/{EOID}			{ return GTY_TOKEN; }

-- 
Andreas Schwab, SuSE Labs, schwab@suse.de
SuSE Linux Products GmbH, Maxfeldstraße 5, 90409 Nürnberg, Germany
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