build: add -Wundef

There is no case in pre-processor directives where would like to have
undefined identifiers be silently replaced with a zero. This warning can
discover typos and forgotten includes.

Signed-off-by: Pekka Paalanen <pekka.paalanen@collabora.com>
dev
Pekka Paalanen 4 years ago
parent a4ecf96316
commit cde58fd20a
  1. 1
      meson.build

@ -63,6 +63,7 @@ global_args_maybe = [
'-Wno-shift-negative-value', # required due to Pixman '-Wno-shift-negative-value', # required due to Pixman
'-Wno-missing-field-initializers', '-Wno-missing-field-initializers',
'-Wno-pedantic', '-Wno-pedantic',
'-Wundef',
'-fvisibility=hidden', '-fvisibility=hidden',
] ]
foreach a : global_args_maybe foreach a : global_args_maybe

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