assert that it is okay for this hash to change

Author: RalfJung

tests/debuginfo/function-names.rs

@@ -37,7 +37,8 @@
 // Const generic parameter
 // gdb-command:info functions -q function_names::const_generic_fn.*
 // gdb-check:[...]static fn function_names::const_generic_fn_bool<false>();
-// gdb-check:[...]static fn function_names::const_generic_fn_non_int<{CONST#ad91263f6d2dd96e}>();
+// This is a hash, it can change when compiler internals change
+// gdb-check:[...]static fn function_names::const_generic_fn_non_int<{CONST#73a38766b652ae7d}>();
 // gdb-check:[...]static fn function_names::const_generic_fn_signed_int<-7>();
 // gdb-check:[...]static fn function_names::const_generic_fn_unsigned_int<14>();