Update cc crate to 1.0.40

This change updates the cc crate to version 1.0.40.

Import subrepo cc/:cc at 6ad3da7558ec3ccb4dc9c2ed1487fc139469d41e

1 files changed, 10 insertions, 31 deletions

diff --git a/cc/tests/test.rs b/cc/tests/test.rs
index 5147b77..74eca1e 100644
--- a/cc/tests/test.rs
+++ b/cc/tests/test.rs
@@ -1,7 +1,6 @@
 extern crate cc;
 extern crate tempdir;
 
-use std::env;
 use support::Test;
 
 mod support;
@@ -112,26 +111,6 @@ fn gnu_warnings_overridable() {
 }
 
 #[test]
-fn gnu_no_warnings_if_cflags() {
-    env::set_var("CFLAGS", "-Wflag-does-not-exist");
-    let test = Test::gnu();
-    test.gcc().file("foo.c").compile("foo");
-
-    test.cmd(0).must_not_have("-Wall").must_not_have("-Wextra");
-    env::set_var("CFLAGS", "");
-}
-
-#[test]
-fn gnu_no_warnings_if_cxxflags() {
-    env::set_var("CXXFLAGS", "-Wflag-does-not-exist");
-    let test = Test::gnu();
-    test.gcc().file("foo.c").compile("foo");
-
-    test.cmd(0).must_not_have("-Wall").must_not_have("-Wextra");
-    env::set_var("CXXFLAGS", "");
-}
-
-#[test]
 fn gnu_x86_64() {
     for vendor in &["unknown-linux-gnu", "apple-darwin"] {
         let target = format!("x86_64-{}", vendor);
@@ -311,11 +290,11 @@ fn msvc_smoke() {
     test.gcc().file("foo.c").compile("foo");
 
     test.cmd(0)
-        .must_have("/O2")
+        .must_have("-O2")
         .must_have("foo.c")
-        .must_not_have("/Z7")
-        .must_have("/c")
-        .must_have("/MD");
+        .must_not_have("-Z7")
+        .must_have("-c")
+        .must_have("-MD");
     test.cmd(1).must_have(test.td.path().join("foo.o"));
 }
 
@@ -324,14 +303,14 @@ fn msvc_opt_level_0() {
     let test = Test::msvc();
     test.gcc().opt_level(0).file("foo.c").compile("foo");
 
-    test.cmd(0).must_not_have("/O2");
+    test.cmd(0).must_not_have("-O2");
 }
 
 #[test]
 fn msvc_debug() {
     let test = Test::msvc();
     test.gcc().debug(true).file("foo.c").compile("foo");
-    test.cmd(0).must_have("/Z7");
+    test.cmd(0).must_have("-Z7");
 }
 
 #[test]
@@ -339,7 +318,7 @@ fn msvc_include() {
     let test = Test::msvc();
     test.gcc().include("foo/bar").file("foo.c").compile("foo");
 
-    test.cmd(0).must_have("/I").must_have("foo/bar");
+    test.cmd(0).must_have("-I").must_have("foo/bar");
 }
 
 #[test]
@@ -351,7 +330,7 @@ fn msvc_define() {
         .file("foo.c")
         .compile("foo");
 
-    test.cmd(0).must_have("/DFOO=bar").must_have("/DBAR");
+    test.cmd(0).must_have("-DFOO=bar").must_have("-DBAR");
 }
 
 #[test]
@@ -359,7 +338,7 @@ fn msvc_static_crt() {
     let test = Test::msvc();
     test.gcc().static_crt(true).file("foo.c").compile("foo");
 
-    test.cmd(0).must_have("/MT");
+    test.cmd(0).must_have("-MT");
 }
 
 #[test]
@@ -367,5 +346,5 @@ fn msvc_no_static_crt() {
     let test = Test::msvc();
     test.gcc().static_crt(false).file("foo.c").compile("foo");
 
-    test.cmd(0).must_have("/MD");
+    test.cmd(0).must_have("-MD");
 }