diff --git a/tests/codegen-units/item-collection/cross-crate-trait-method.rs b/tests/codegen-units/item-collection/cross-crate-trait-method.rs
index dc0984c8a98..b7216a14318 100644
--- a/tests/codegen-units/item-collection/cross-crate-trait-method.rs
+++ b/tests/codegen-units/item-collection/cross-crate-trait-method.rs
@@ -1,4 +1,4 @@
-// compile-flags:-Zprint-mono-items=eager
+// compile-flags:-Zprint-mono-items=eager -Zinline-mir=no
 
 #![deny(dead_code)]
 #![feature(start)]
diff --git a/tests/codegen-units/item-collection/function-as-argument.rs b/tests/codegen-units/item-collection/function-as-argument.rs
index ea500c3111a..d951cbfacec 100644
--- a/tests/codegen-units/item-collection/function-as-argument.rs
+++ b/tests/codegen-units/item-collection/function-as-argument.rs
@@ -1,5 +1,4 @@
-//
-// compile-flags:-Zprint-mono-items=eager
+// compile-flags:-Zprint-mono-items=eager -Zinline-mir=no
 
 #![deny(dead_code)]
 #![feature(start)]
diff --git a/tests/codegen-units/item-collection/generic-functions.rs b/tests/codegen-units/item-collection/generic-functions.rs
index 04383bb8edb..f790cd0dadd 100644
--- a/tests/codegen-units/item-collection/generic-functions.rs
+++ b/tests/codegen-units/item-collection/generic-functions.rs
@@ -1,4 +1,4 @@
-// compile-flags:-Zprint-mono-items=eager
+// compile-flags:-Zprint-mono-items=eager -Zinline-mir=no
 
 #![deny(dead_code)]
 #![feature(start)]
diff --git a/tests/codegen-units/item-collection/generic-impl.rs b/tests/codegen-units/item-collection/generic-impl.rs
index 4260230c2c6..e19eec36b31 100644
--- a/tests/codegen-units/item-collection/generic-impl.rs
+++ b/tests/codegen-units/item-collection/generic-impl.rs
@@ -1,4 +1,4 @@
-// compile-flags:-Zprint-mono-items=eager
+// compile-flags:-Zprint-mono-items=eager -Zinline-mir=no
 
 #![deny(dead_code)]
 #![feature(start)]
diff --git a/tests/codegen-units/item-collection/trait-implementations.rs b/tests/codegen-units/item-collection/trait-implementations.rs
index a816cb03241..ad0ed7da28e 100644
--- a/tests/codegen-units/item-collection/trait-implementations.rs
+++ b/tests/codegen-units/item-collection/trait-implementations.rs
@@ -1,4 +1,4 @@
-// compile-flags:-Zprint-mono-items=eager
+// compile-flags:-Zprint-mono-items=eager -Zinline-mir=no
 
 #![deny(dead_code)]
 #![feature(start)]
diff --git a/tests/codegen-units/item-collection/trait-method-as-argument.rs b/tests/codegen-units/item-collection/trait-method-as-argument.rs
index 235569728a2..164ef794ca7 100644
--- a/tests/codegen-units/item-collection/trait-method-as-argument.rs
+++ b/tests/codegen-units/item-collection/trait-method-as-argument.rs
@@ -1,5 +1,4 @@
-//
-// compile-flags:-Zprint-mono-items=eager
+// compile-flags:-Zprint-mono-items=eager -Zinline-mir=no
 
 #![deny(dead_code)]
 #![feature(start)]
diff --git a/tests/codegen-units/item-collection/trait-method-default-impl.rs b/tests/codegen-units/item-collection/trait-method-default-impl.rs
index bfcdb6fa142..d953582cce9 100644
--- a/tests/codegen-units/item-collection/trait-method-default-impl.rs
+++ b/tests/codegen-units/item-collection/trait-method-default-impl.rs
@@ -1,4 +1,4 @@
-// compile-flags:-Zprint-mono-items=eager -Zpolymorphize=on
+// compile-flags:-Zprint-mono-items=eager -Zpolymorphize=on -Zinline-mir=no
 
 #![deny(dead_code)]
 #![feature(start)]