[glib/wip/pwithnall/macos-werror: 7/7] ci: Enable --werror on macOS

[Philip Withnall <pwithnall src gnome org>]

commit faca9d392813556f08596bfb6e38e2270e8532b3
Author: Philip Withnall <pwithnall endlessos org>
Date:   Wed Nov 17 15:43:59 2021 +0000

    ci: Enable --werror on macOS
    
    There are no compiler warnings when building on macOS CI at the moment,
    so let’s keep it that way by turning any future ones into errors.
    
    Signed-off-by: Philip Withnall <pwithnall endlessos org>

 .gitlab-ci.yml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index df16fa06e..ec76291f1 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -436,7 +436,6 @@ macos:
     - pip3 install --user ninja
     - export PATH=/Users/gitlabrunner/Library/Python/3.7/bin:$PATH
   script:
-    # FIXME: Add --werror
     # FIXME: Use --wrap-mode=default so we download dependencies each time,
     # until the macOS runner is a VM where we can use a pre-made image which
     # already contains the dependencies. See:
@@ -444,6 +443,7 @@ macos:
     #  - https://gitlab.gnome.org/Infrastructure/Infrastructure/issues/225
     - meson ${MESON_COMMON_OPTIONS}
             --wrap-mode=default
+            --werror
             _build
     - ninja -C _build
     # FIXME: Multiple unit tests currently fails