add comments for the various AssignConvertType's, and split int->pointer from pointer->int.

llvm-svn: 45591
diff --git a/clang/test/Sema/argument-checking.m b/clang/test/Sema/argument-checking.m
index cd84171..45eba87 100644
--- a/clang/test/Sema/argument-checking.m
+++ b/clang/test/Sema/argument-checking.m
@@ -16,10 +16,10 @@
   id obj = [Test alloc];
   struct S sInst;
 
-  charStarFunc(1); // expected-warning {{incompatible pointer/int conversion passing 'int', expected 'char *'}}
-  charFunc("abc"); // expected-warning {{incompatible pointer/int conversion passing 'char *', expected 'char'}}
+  charStarFunc(1); // expected-warning {{incompatible integer to pointer conversion passing 'int', expected 'char *'}}
+  charFunc("abc"); // expected-warning {{incompatible pointer to integer conversion passing 'char *', expected 'char'}}
 
-  [obj charStarMeth:1]; // expected-warning {{incompatible pointer/int conversion sending 'int'}}
+  [obj charStarMeth:1]; // expected-warning {{incompatible integer to pointer conversion sending 'int'}}
   [obj structMeth:1]; // expected-error {{incompatible type sending 'int'}}
   [obj structMeth:sInst :1]; // expected-error {{incompatible type sending 'int'}}
 }