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authorGravatar Evan Brown <ezb@google.com>2022-10-07 11:09:35 -0700
committerGravatar Copybara-Service <copybara-worker@google.com>2022-10-07 11:10:22 -0700
commit192e9834bc6f3aa52a0bad24ef96e658d9ce882f (patch)
tree15b667c4ffd47858053c4e3bb76c29fbdc775e2a /absl/container/internal/common_policy_traits.h
parentd870260579a0f032548fc79dcb4ba7e2114be9f3 (diff)
Add static_cast<void*> to the sources for trivial relocations to avoid spurious -Wdynamic-class-memaccess errors in the presence of other compilation errors.
PiperOrigin-RevId: 479625866 Change-Id: Ia10ad35a2f58ffb3f36f996d357d5e126b181e1c
Diffstat (limited to 'absl/container/internal/common_policy_traits.h')
-rw-r--r--absl/container/internal/common_policy_traits.h5
1 files changed, 3 insertions, 2 deletions
diff --git a/absl/container/internal/common_policy_traits.h b/absl/container/internal/common_policy_traits.h
index c99e68f4..0fd4866e 100644
--- a/absl/container/internal/common_policy_traits.h
+++ b/absl/container/internal/common_policy_traits.h
@@ -93,11 +93,12 @@ struct common_policy_traits {
slot_type* old_slot, char) {
#if defined(__cpp_lib_launder) && __cpp_lib_launder >= 201606
if (absl::is_trivially_relocatable<value_type>()) {
- // TODO(b/247130232): remove cast after fixing class-memaccess warning.
+ // TODO(b/247130232,b/251814870): remove casts after fixing warnings.
std::memcpy(static_cast<void*>(
std::launder(const_cast<std::remove_const_t<value_type>*>(
&element(new_slot)))),
- &element(old_slot), sizeof(value_type));
+ static_cast<const void*>(&element(old_slot)),
+ sizeof(value_type));
return;
}
#endif