[Bug other/116947] --enable-checking=valgrind ignores failures during bootstrap

[sjames at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116947

--- Comment #6 from Sam James <sjames at gcc dot gnu.org> ---
Yes, quite:

if test x$enable_valgrind_annotations != xno \
    || test x$ac_valgrind_checking != x; then

Oops.