Re: compile warning

Alvaro Herrera wrote:
> I'm seeing this compile warning on today's CVS tip:
>
> $ make src/backend/commands/tablecmds.o
> gcc -O2 -g -Wall -Wmissing-prototypes -Wmissing-declarations -I./src/include -D_GNU_SOURCE -c -o src/backend/commands/tablecmds.o src/backend/commands/tablecmds.c
> src/backend/commands/tablecmds.c: In function `validateForeignKeyConstraint':
> src/backend/commands/tablecmds.c:3528: warning: dereferencing type-punned pointer will break strict-aliasing rules
>
> $ gcc --version
> gcc (GCC) 3.3.1 (Mandrake Linux 9.2 3.3.1-2mdk)
> Copyright (C) 2003 Free Software Foundation, Inc.
> This is free software; see the source for copying conditions. There is NO
> warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
>
> $ src/bin/pg_config/pg_config --configure
> '--enable-debug' '--enable-nls=es' '--enable-integer-datetimes'

If you change the offending line to:

fcinfo.context = (struct Node *) &trigdata;

I know it shouldn't make a difference, but it is worth a try.

--
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