diff options
Diffstat (limited to '')
-rw-r--r-- | src/test/mir-opt/dest-prop/copy_propagation_arg.rs | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/src/test/mir-opt/dest-prop/copy_propagation_arg.rs b/src/test/mir-opt/dest-prop/copy_propagation_arg.rs index a5fb0f640..31be6c931 100644 --- a/src/test/mir-opt/dest-prop/copy_propagation_arg.rs +++ b/src/test/mir-opt/dest-prop/copy_propagation_arg.rs @@ -1,6 +1,6 @@ // Check that DestinationPropagation does not propagate an assignment to a function argument // (doing so can break usages of the original argument value) -// compile-flags: -Zunsound-mir-opts +// unit-test: DestinationPropagation fn dummy(x: u8) -> u8 { x } @@ -18,9 +18,10 @@ fn bar(mut x: u8) { } // EMIT_MIR copy_propagation_arg.baz.DestinationPropagation.diff -fn baz(mut x: i32) { +fn baz(mut x: i32) -> i32 { // self-assignment to a function argument should be eliminated x = x; + x } // EMIT_MIR copy_propagation_arg.arg_src.DestinationPropagation.diff |