Make PGAC_C_BUILTIN_OP_OVERFLOW link instead of just compiling.

Andres Freund <andres@anarazel.de>

Commit: 85abb5b297c5b318738f09345ae226f780b88e92
Author: Andres Freund <andres@anarazel.de>
Date: 2017-12-13T01:21:37Z
Releases: 11.0
Make PGAC_C_BUILTIN_OP_OVERFLOW link instead of just compiling.

Otherwise the detection can spuriously detect symbol as available,
because the compiler may just emits reference to non-existant symbol.

Files

PathChange+/−
config/c-compiler.m4 modified +3 −2
configure modified +5 −2