Issue #3678: Remove wrappers and call foreign functions directly

src/test/compile-fail/warn-foreign-int-types.rs

@@ -8,15 +8,15 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-//error-pattern:libc::c_int or libc::c_long should be used
+#[forbid(ctypes)];
+
 mod xx {
     extern {
-        pub fn strlen(str: *u8) -> uint;
-        pub fn foo(x: int, y: uint);
+        pub fn strlen(str: *u8) -> uint; //~ ERROR found rust type `uint`
+        pub fn foo(x: int, y: uint); //~ ERROR found rust type `int`
+        //~^ ERROR found rust type `uint`
     }
 }
 
 fn main() {
-  // let it fail to verify warning message
-  fail!()
 }

src/test/run-pass/extern-return-TwoU16s.rs

@@ -8,9 +8,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-// xfail-win32 #5745
-// xfail-macos Broken on mac i686
-
 struct TwoU16s {
     one: u16, two: u16
 }

src/test/run-pass/extern-return-TwoU8s.rs

@@ -8,9 +8,6 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
-// xfail-win32 #5745
-// xfail-macos Broken on mac i686
-
 struct TwoU8s {
     one: u8, two: u8
 }

src/test/run-pass/smallest-hello-world.rs

@@ -8,6 +8,7 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+// xfail-test - FIXME(#8538) some kind of problem linking induced by extern "C" fns that I do not understand
 // xfail-fast - windows doesn't like this
 
 // Smallest hello world with no runtime