kern: tweak optimization settings for hot paths

libraries/libvapours/include/vapours/util/util_intrusive_list.hpp

@@ -22,7 +22,7 @@
 namespace ams::util {
 
     #pragma GCC push_options
-    #pragma GCC optimize ("-O2")
+    #pragma GCC optimize ("-O3")
 
     /* Forward declare implementation class for Node. */
     namespace impl {

libraries/libvapours/include/vapours/util/util_intrusive_red_black_tree.hpp

@@ -23,7 +23,7 @@
 namespace ams::util {
 
     #pragma GCC push_options
-    #pragma GCC optimize ("-O2")
+    #pragma GCC optimize ("-O3")
 
     namespace impl {