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--- src/reader.c.orig Mon Jun 14 15:19:05 1999
+++ src/reader.c Mon Jan 17 03:38:56 2000
@@ -44,6 +44,7 @@
int rline_allocated;
extern char *program_name;
+extern int broken_undeftoken_init;
extern int definesflag;
extern int nolinesflag;
extern int noparserflag;
@@ -199,7 +200,10 @@
/* it is always token number 2. */
undeftoken = getsym("$undefined.");
undeftoken->class = STOKEN;
- undeftoken->user_token_number = 2;
+ /* XXX ``broken_undeftoken_init'' makes Bison 1.28 bug-compatable
+ with Bison 1.25. FreeBSD depends on this behavior when compiling
+ EGCS-1.1.2's cc1plus. */
+ undeftoken->user_token_number = broken_undeftoken_init ? 0 : 2;
/* Read the declaration section. Copy %{ ... %} groups to ftable and fdefines file.
Also notice any %token, %left, etc. found there. */
if (noparserflag)
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