Index: chromium-142.0.7444.52/build/config/compiler/BUILD.gn
===================================================================
--- chromium-142.0.7444.52.orig/build/config/compiler/BUILD.gn
+++ chromium-142.0.7444.52/build/config/compiler/BUILD.gn
@@ -2120,7 +2120,9 @@ config("default_warnings") {
 
       # Don't warn about "maybe" uninitialized. Clang doesn't include this
       # in -Wall but gcc does, and it gives false positives.
-      cflags += [ "-Wno-maybe-uninitialized" ]
+      if (current_cpu != "ppc64") {
+        cflags += [ "-Wno-maybe-uninitialized" ]
+      }
       cflags += [ "-Wno-deprecated-declarations" ]
 
       # -Wcomment gives too many false positives in the case a
@@ -2131,7 +2133,9 @@ config("default_warnings") {
 
       # -Wpacked-not-aligned complains all generated mojom-shared-internal.h
       # files.
-      cflags += [ "-Wno-packed-not-aligned" ]
+      if (current_cpu != "ppc64") {
+        cflags += [ "-Wno-packed-not-aligned" ]
+      }
     }
   }