[xen master] cppcheck: globally suppress unusedStructMember

[patchbot@xxxxxxx]

commit 068314888c31a3c2a1ad92e1a4f7674cd6c22faf
Author:     Luca Fancellu <luca.fancellu@xxxxxxx>
AuthorDate: Mon Mar 6 10:32:47 2023 +0100
Commit:     Jan Beulich <jbeulich@xxxxxxxx>
CommitDate: Mon Mar 6 10:32:47 2023 +0100

    cppcheck: globally suppress unusedStructMember
    
    unusedStructMember warnings from cppcheck are not reliable and
    are causing a lot of false positives, suppress the checker
    globally for now.
    
    Signed-off-by: Luca Fancellu <luca.fancellu@xxxxxxx>
    Reviewed-by: Stefano Stabellini <sstabellini@xxxxxxxxxx>
---
 xen/scripts/xen_analysis/cppcheck_analysis.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/xen/scripts/xen_analysis/cppcheck_analysis.py 
b/xen/scripts/xen_analysis/cppcheck_analysis.py
index e385e2c8f5..ab52ce38d5 100644
--- a/xen/scripts/xen_analysis/cppcheck_analysis.py
+++ b/xen/scripts/xen_analysis/cppcheck_analysis.py
@@ -133,6 +133,8 @@ def generate_cppcheck_deps():
     # - Explicitly suppress warnings on compiler-def.h because cppcheck throws
     #   an unmatchedSuppression due to the rule we put in suppression-list.txt
     #   to skip every finding in the file.
+    # - Explicitly suppress findings for unusedStructMember that is not very
+    #   reliable and causes lots of false positives.
     #
     # Compiler defines are in compiler-def.h which is included in config.h
     #
@@ -145,6 +147,7 @@ def generate_cppcheck_deps():
  --inline-suppr
  --suppressions-list={}/suppression-list.txt
  --suppress='unmatchedSuppression:*'
+ --suppress='unusedStructMember:*'
  --include={}/include/xen/config.h
  -DCPPCHECK
 """.format(settings.outdir, CPPCHECK_BUILD_DIR, settings.xen_dir,
--
generated by git-patchbot for /home/xen/git/xen.git#master