From 3b15a6eca880c6a31c308e3febd388e0f19bb620 Mon Sep 17 00:00:00 2001
From: Chris Kennelly <ckennelly@google.com>
Date: Tue, 11 Feb 2025 11:14:37 -0800
Subject: [PATCH] Exercise wider slab opt-out.

PiperOrigin-RevId: 725702812
Change-Id: I84331830dc20ac677d37688f91e7b1031fed2a66
---
 tcmalloc/variants.bzl | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/tcmalloc/variants.bzl b/tcmalloc/variants.bzl
index 64f477338..c9b1750b9 100644
--- a/tcmalloc/variants.bzl
+++ b/tcmalloc/variants.bzl
@@ -242,6 +242,13 @@ test_variants = [
         "copts": ["-DTCMALLOC_INTERNAL_8K_PAGES", "-DTCMALLOC_INTERNAL_LEGACY_LOCKING"],
         "tags": ["noubsan"],
     },
+    {
+        "name": "no_wide_slabs",
+        "malloc": "//tcmalloc:tcmalloc",
+        "deps": ["//tcmalloc:common_8k_pages"],
+        "copts": ["-DTCMALLOC_INTERNAL_8K_PAGES"],
+        "env": {"TCMALLOC_DISABLE_WIDER_SLABS": "1"},
+    },
 ]
 
 def create_tcmalloc_library(