rust: dependencies need to cause a rebuild/relink not just reorder

Otherwise changes to a dependency don't propogate

3 files changed, 32 insertions, 0 deletions

diff --git a/test cases/unit/100 rlib linkage/lib2.rs b/test cases/unit/100 rlib linkage/lib2.rs
new file mode 100644
index 000000000..3487bc5a9
--- /dev/null
+++ b/test cases/unit/100 rlib linkage/lib2.rs
@@ -0,0 +1,5 @@
+use lib;
+
+pub fn fun() {
+    lib::fun();
+}
diff --git a/test cases/unit/100 rlib linkage/main.rs b/test cases/unit/100 rlib linkage/main.rs
new file mode 100644
index 000000000..d0f82e4e1
--- /dev/null
+++ b/test cases/unit/100 rlib linkage/main.rs
@@ -0,0 +1,5 @@
+use lib2::fun;
+
+fn main() {
+    fun();
+}
diff --git a/test cases/unit/100 rlib linkage/meson.build b/test cases/unit/100 rlib linkage/meson.build
new file mode 100644
index 000000000..2d15b2a14
--- /dev/null
+++ b/test cases/unit/100 rlib linkage/meson.build
@@ -0,0 +1,22 @@
+project('rlib linkage', 'rust', default_options : ['rust_std=2018'])
+
+lib = static_library(
+  'lib',
+  'lib.rs',
+  rust_crate_type : 'rlib',
+)
+
+lib2 = static_library(
+  'lib2',
+  'lib2.rs',
+  rust_crate_type : 'rlib',
+  link_with : lib,
+)
+
+exe = executable(
+  'exe',
+  'main.rs',
+  link_with : lib2,
+)
+
+test('main', exe)