Index: src/AST/porting.md
===================================================================
--- src/AST/porting.md	(revision ea05f8d9e191e5b5b531ace7a930e834148e7e96)
+++ src/AST/porting.md	(revision 898ae07083cd0f415efeb25ebe9102635dffaa82)
@@ -305,4 +305,7 @@
 * switched order of `env`, `symtab` parameters for better consistency
 
+`findMinCost`
+* pulled out conversion cost promotion into separate `promoteCvtCost` function
+
 [1] https://gcc.gnu.org/onlinedocs/gcc-9.1.0/gcc/Type-Attributes.html#Type-Attributes