deps: fix V8 build for GCC 6
Checklist
-
tests and code linting passes -
a test and/or benchmark is included -
documentation is changed or added -
the commit message follows commit guidelines
Affected core subsystem(s)
build
Description of change
V8 erroneously does null pointer checks on this
.
It can lead to a SIGSEGV crash if node is compiled with GCC 6.
Enable -fno-delete-null-pointer-checks to circumvent this issue.
Ref: https://github.com/nodejs/node/issues/6272
cc @bnoordhuis @nodejs/v8 @nodejs/build