On Wed, May 28, 2014 at 7:38 AM, Bruce Momjian <br...@momjian.us> wrote:
> On Mon, May 26, 2014 at 09:50:42PM +0900, Michael Paquier wrote: > > > x86_64-w64-mingw32-gcc -O2 -Wall -Wmissing-prototypes -Wpointer-arith > -Wdeclaration-after-statement -Wendif-labels -Wmissing-format-attribute > -Wformat-security -fno-strict-aliasing -fwrapv -fexcess-precision=standard > -g -I/home/pgrunner/bf/root/HEAD/pgsql.5100/../pgsql/src/interfaces/libpq > -I../../../src/include > -I/home/pgrunner/bf/root/HEAD/pgsql.5100/../pgsql/src/include > -I../pgsql/src/include/port/win32 -DEXEC_BACKEND > -I/c/prog/3p64/include/libxml2 -I/c/prog/3p64/include > -I/c/prog/3p64/openssl/include > "-I/home/pgrunner/bf/root/HEAD/pgsql.5100/../pgsql/src/include/port/win32" > -c -o parallel.o > /home/pgrunner/bf/root/HEAD/pgsql.5100/../pgsql/src/bin/pg_dump/parallel.c > > > > c:/mingw/msys/1.0/home/pgrunner/bf/root/HEAD/pgsql.5100/../pgsql/src/bin/pg_dump/parallel.c: > In function 'pgpipe': > > > > c:/mingw/msys/1.0/home/pgrunner/bf/root/HEAD/pgsql.5100/../pgsql/src/bin/pg_dump/parallel.c:1332:2: > warning: overflow in implicit constant conversion [-Woverflow] > > > handles[0] = handles[1] = INVALID_SOCKET; > > > ^ > > > > c:/mingw/msys/1.0/home/pgrunner/bf/root/HEAD/pgsql.5100/../pgsql/src/bin/pg_dump/parallel.c:1386:3: > warning: overflow in implicit constant conversion [-Woverflow] > > > handles[1] = INVALID_SOCKET; > > > ^ > > In mingw-w64, SOCKET_INVALID is defined as ~0: > > > http://sourceforge.net/p/mingw-w64/mingw-w64/ci/master/tree/mingw-w64-headers/include/psdk_inc/_socket_types.h > > Is this overflow caused because SOCKET_INVALID corresponds to a 64b > > value in mingw-w64? > > Looking at the code this exists since 9.3. > > I think this is caused because the variable is not defined as SOCKET. > The attached patch fixes this. This should prevent the warning. > Wouldn't it be better to use pgsocket rather than SOCKET? Cheers, Jeff