Re: pg_dump versus ancient server versions

On 2021-Oct-22, Robert Haas wrote:

> In fact, I get that same failure on every branch older than 9.2. I
> expect I could work around that by disabling SSL or finding an older
> version of OpenSSL that works the way those branches expect, but that
> might not be the only problem, either.

I just tried to build 9.1. My config line there doesn't have ssl, but I
do get this in the compile stage:

gram.c:69:25: error: conflicting types for ‘base_yylex’
69 | #define yylex base_yylex
| ^~~~~~~~~~
scan.c:15241:12: note: in expansion of macro ‘yylex’
15241 | extern int yylex \
| ^~~~~
In file included from /pgsql/source/REL9_1_STABLE/src/backend/parser/gram.y:60:
/pgsql/source/REL9_1_STABLE/src/include/parser/gramparse.h:66:12: note: previous declaration of ‘base_yylex’ was here
66 | extern int base_yylex(YYSTYPE *lvalp, YYLTYPE *llocp,
| ^~~~~~~~~~
gram.c:69:25: error: conflicting types for ‘base_yylex’
69 | #define yylex base_yylex
| ^~~~~~~~~~
scan.c:15244:21: note: in expansion of macro ‘yylex’
15244 | #define YY_DECL int yylex \
| ^~~~~
scan.c:15265:1: note: in expansion of macro ‘YY_DECL’
15265 | YY_DECL
| ^~~~~~~
In file included from /pgsql/source/REL9_1_STABLE/src/backend/parser/gram.y:60:
/pgsql/source/REL9_1_STABLE/src/include/parser/gramparse.h:66:12: note: previous declaration of ‘base_yylex’ was here
66 | extern int base_yylex(YYSTYPE *lvalp, YYLTYPE *llocp,
| ^~~~~~~~~~
make[3]: *** [../../../src/Makefile.global:655: gram.o] Error 1

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Álvaro Herrera Valdivia, Chile — https://www.EnterpriseDB.com/
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