diff options
Diffstat (limited to 'src')
5 files changed, 43 insertions, 34 deletions
diff --git a/src/test/mir-opt/remove_zsts.get_union.PreCodegen.after.mir b/src/test/mir-opt/remove_zsts.get_union.PreCodegen.after.mir new file mode 100644 index 00000000000..12e914e25e0 --- /dev/null +++ b/src/test/mir-opt/remove_zsts.get_union.PreCodegen.after.mir @@ -0,0 +1,10 @@ +// MIR for `get_union` after PreCodegen + +fn get_union() -> Foo { + let mut _0: Foo; // return place in scope 0 at $DIR/remove_zsts.rs:+0:19: +0:22 + + bb0: { + Deinit(_0); // scope 0 at $DIR/remove_zsts.rs:+1:5: +1:18 + return; // scope 0 at $DIR/remove_zsts.rs:+2:2: +2:2 + } +} diff --git a/src/test/mir-opt/remove_zsts.get_union.RemoveZsts.diff b/src/test/mir-opt/remove_zsts.get_union.RemoveZsts.diff new file mode 100644 index 00000000000..169b7b1054b --- /dev/null +++ b/src/test/mir-opt/remove_zsts.get_union.RemoveZsts.diff @@ -0,0 +1,19 @@ +- // MIR for `get_union` before RemoveZsts ++ // MIR for `get_union` after RemoveZsts + + fn get_union() -> Foo { + let mut _0: Foo; // return place in scope 0 at $DIR/remove_zsts.rs:+0:19: +0:22 + let mut _1: (); // in scope 0 at $DIR/remove_zsts.rs:+1:14: +1:16 + + bb0: { + StorageLive(_1); // scope 0 at $DIR/remove_zsts.rs:+1:14: +1:16 +- Deinit(_1); // scope 0 at $DIR/remove_zsts.rs:+1:14: +1:16 ++ nop; // scope 0 at $DIR/remove_zsts.rs:+1:14: +1:16 + Deinit(_0); // scope 0 at $DIR/remove_zsts.rs:+1:5: +1:18 +- (_0.0: ()) = move _1; // scope 0 at $DIR/remove_zsts.rs:+1:5: +1:18 ++ nop; // scope 0 at $DIR/remove_zsts.rs:+1:5: +1:18 + StorageDead(_1); // scope 0 at $DIR/remove_zsts.rs:+1:17: +1:18 + return; // scope 0 at $DIR/remove_zsts.rs:+2:2: +2:2 + } + } + diff --git a/src/test/mir-opt/remove_zsts.rs b/src/test/mir-opt/remove_zsts.rs new file mode 100644 index 00000000000..1cf7ad6e366 --- /dev/null +++ b/src/test/mir-opt/remove_zsts.rs @@ -0,0 +1,14 @@ +union Foo { + x: (), + y: u64, +} + +// EMIT_MIR remove_zsts.get_union.RemoveZsts.diff +// EMIT_MIR remove_zsts.get_union.PreCodegen.after.mir +fn get_union() -> Foo { + Foo { x: () } +} + +fn main() { + get_union(); +} diff --git a/src/test/mir-opt/remove_zsts_dont_touch_unions.get_union.RemoveZsts.after.mir b/src/test/mir-opt/remove_zsts_dont_touch_unions.get_union.RemoveZsts.after.mir deleted file mode 100644 index 7d9e6046202..00000000000 --- a/src/test/mir-opt/remove_zsts_dont_touch_unions.get_union.RemoveZsts.after.mir +++ /dev/null @@ -1,15 +0,0 @@ -// MIR for `get_union` after RemoveZsts - -fn get_union() -> Foo { - let mut _0: Foo; // return place in scope 0 at $DIR/remove_zsts_dont_touch_unions.rs:+0:19: +0:22 - let mut _1: (); // in scope 0 at $DIR/remove_zsts_dont_touch_unions.rs:+1:14: +1:16 - - bb0: { - StorageLive(_1); // scope 0 at $DIR/remove_zsts_dont_touch_unions.rs:+1:14: +1:16 - nop; // scope 0 at $DIR/remove_zsts_dont_touch_unions.rs:+1:14: +1:16 - Deinit(_0); // scope 0 at $DIR/remove_zsts_dont_touch_unions.rs:+1:5: +1:18 - (_0.0: ()) = move _1; // scope 0 at $DIR/remove_zsts_dont_touch_unions.rs:+1:5: +1:18 - StorageDead(_1); // scope 0 at $DIR/remove_zsts_dont_touch_unions.rs:+1:17: +1:18 - return; // scope 0 at $DIR/remove_zsts_dont_touch_unions.rs:+2:2: +2:2 - } -} diff --git a/src/test/mir-opt/remove_zsts_dont_touch_unions.rs b/src/test/mir-opt/remove_zsts_dont_touch_unions.rs deleted file mode 100644 index 8b9de9b4d65..00000000000 --- a/src/test/mir-opt/remove_zsts_dont_touch_unions.rs +++ /dev/null @@ -1,19 +0,0 @@ -// unit-test: RemoveZsts - -// Ensure RemoveZsts doesn't remove ZST assignments to union fields, -// which causes problems in Miri. - -union Foo { - x: (), - y: u64, -} - -// EMIT_MIR remove_zsts_dont_touch_unions.get_union.RemoveZsts.after.mir -fn get_union() -> Foo { - Foo { x: () } -} - - -fn main() { - get_union(); -} |