1 files changed, 5 insertions, 1 deletions
diff --git a/absl/copts/copts.py b/absl/copts/copts.py
index cf52981c..0d6c1ec3 100644
--- a/absl/copts/copts.py
+++ b/absl/copts/copts.py
@@ -87,12 +87,13 @@ COPT_VARS = {
         "-Wformat-security",
         "-Wgnu-redeclared-enum",
         "-Winfinite-recursion",
+        "-Winvalid-constexpr",
         "-Wliteral-conversion",
         "-Wmissing-declarations",
         "-Woverlength-strings",
         "-Wpointer-arith",
         "-Wself-assign",
-        "-Wshadow",
+        "-Wshadow-all",
         "-Wstring-conversion",
         "-Wtautological-overlap-compare",
         "-Wundef",
@@ -111,6 +112,9 @@ COPT_VARS = {
         "-Wno-implicit-int-conversion",
         "-Wno-shorten-64-to-32",
         "-Wno-sign-conversion",
+        # Disable warnings on unknown warning flags (when warning flags are
+        # unknown on older compiler versions)
+        "-Wno-unknown-warning-option",
         # Don't define min and max macros (Build on Windows using clang)
         "-DNOMINMAX",
     ],