modules/rust: Add a keyword argument to pass extra args to the rust compiler

This may be necessary to, for example, stop rustc complaining about
unused functions

2 files changed, 12 insertions, 5 deletions

diff --git a/test cases/rust/9 unit tests/meson.build b/test cases/rust/9 unit tests/meson.build
index 909601430..94cc400d4 100644
--- a/test cases/rust/9 unit tests/meson.build
+++ b/test cases/rust/9 unit tests/meson.build
@@ -31,17 +31,17 @@ test(
   suite : ['foo'],
 )
 
-exe = executable('rust_exe', ['test2.rs', 'test.rs'])
+exe = executable('rust_exe', ['test2.rs', 'test.rs'], build_by_default : false)
 
 rust = import('unstable-rust')
 rust.test('rust_test_from_exe', exe, should_fail : true)
 
-lib = static_library('rust_static', ['test.rs'])
+lib = static_library('rust_static', ['test.rs'], build_by_default : false)
 rust.test('rust_test_from_static', lib, args: ['--skip', 'test_add_intentional_fail'])
 
-lib = shared_library('rust_shared', ['test.rs'])
+lib = shared_library('rust_shared', ['test.rs'], build_by_default : false)
 rust.test('rust_test_from_shared', lib, args: ['--skip', 'test_add_intentional_fail'])
 
 helper = static_library('helper', 'helper.rs')
-lib = static_library('rust_link_with', 'test3.rs')
-rust.test('rust_test_link_with', lib, link_with : helper)
+lib = static_library('rust_link_with', 'test3.rs', build_by_default : false)
+rust.test('rust_test_link_with', lib, link_with : helper, rust_args : ['--cfg', 'broken="false"'])
diff --git a/test cases/rust/9 unit tests/test3.rs b/test cases/rust/9 unit tests/test3.rs
index ccb5f9800..6d538a059 100644
--- a/test cases/rust/9 unit tests/test3.rs
+++ b/test cases/rust/9 unit tests/test3.rs
@@ -8,6 +8,13 @@ mod tests {
 
         use super::*;
 
+        // This is an intentinally broken test that should be turned off by extra rust arguments
+        #[cfg(not(broken = "false"))]
+        #[test]
+        fn test_broken() {
+                assert_eq!(0, 5);
+        }
+
         #[test]
         fn test_add_sub() {
                 let x = helper::subtract(6, 5);