diff --git a/package/lmbench/lmbench.mk b/package/lmbench/lmbench.mk
index 2f3b19b5f8..b0f99ff106 100644
--- a/package/lmbench/lmbench.mk
+++ b/package/lmbench/lmbench.mk
@@ -18,6 +18,10 @@ LMBENCH_CFLAGS += `$(PKG_CONFIG_HOST_BINARY) --cflags libtirpc`
 LMBENCH_LDLIBS = `$(PKG_CONFIG_HOST_BINARY) --libs libtirpc`
 endif
 
+ifeq ($(BR2_TOOLCHAIN_HAS_GCC_BUG_101915),y)
+LMBENCH_CFLAGS += -O0
+endif
+
 LMBENCH_POST_PATCH_HOOKS += UPDATE_CONFIG_HOOK
 
 define LMBENCH_CONFIGURE_CMDS