Test fixes

Author: alexcrichton

src/test/run-pass/rfc-2151-raw-identifiers/attr.rs

@@ -8,6 +8,8 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+// ignore-pretty
+
 #![feature(raw_identifiers)]
 
 use std::mem;

src/test/run-pass/rfc-2151-raw-identifiers/basic.rs

@@ -8,6 +8,8 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+// ignore-pretty
+
 #![feature(raw_identifiers)]
 
 fn r#fn(r#match: u32) -> u32 {

src/test/run-pass/rfc-2151-raw-identifiers/items.rs

@@ -8,6 +8,8 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+// ignore-pretty
+
 #![feature(raw_identifiers)]
 
 #[derive(Debug, PartialEq, Eq)]

src/test/run-pass/rfc-2151-raw-identifiers/macros.rs

@@ -8,6 +8,8 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+// ignore-pretty
+
 #![feature(decl_macro)]
 #![feature(raw_identifiers)]
 

src/tools/compiletest/src/runtest.rs

@@ -2426,7 +2426,7 @@ impl<'test> TestCx<'test> {
         // compiler flags set in the test cases:
         cmd.env_remove("RUSTFLAGS");
 
-        if self.config.target.contains("msvc") {
+        if self.config.target.contains("msvc") && self.config.cc != "" {
             // We need to pass a path to `lib.exe`, so assume that `cc` is `cl.exe`
             // and that `lib.exe` lives next to it.
             let lib = Path::new(&self.config.cc).parent().unwrap().join("lib.exe");