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Diffstat (limited to 'tests/mir-opt/combine_transmutes.identity_transmutes.InstCombine.diff')
| -rw-r--r-- | tests/mir-opt/combine_transmutes.identity_transmutes.InstCombine.diff | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/tests/mir-opt/combine_transmutes.identity_transmutes.InstCombine.diff b/tests/mir-opt/combine_transmutes.identity_transmutes.InstCombine.diff new file mode 100644 index 000000000..ae1185c7f --- /dev/null +++ b/tests/mir-opt/combine_transmutes.identity_transmutes.InstCombine.diff @@ -0,0 +1,43 @@ +- // MIR for `identity_transmutes` before InstCombine ++ // MIR for `identity_transmutes` after InstCombine + + fn identity_transmutes() -> () { + let mut _0: (); // return place in scope 0 at $DIR/combine_transmutes.rs:+0:37: +0:37 + let _1: i32; // in scope 0 at $DIR/combine_transmutes.rs:+2:9: +2:11 + let mut _3: std::vec::Vec<i32>; // in scope 0 at $DIR/combine_transmutes.rs:+3:46: +3:56 + scope 1 { + debug _a => _1; // in scope 1 at $DIR/combine_transmutes.rs:+2:9: +2:11 + let _2: std::vec::Vec<i32>; // in scope 1 at $DIR/combine_transmutes.rs:+3:9: +3:11 + scope 2 { + debug _a => _2; // in scope 2 at $DIR/combine_transmutes.rs:+3:9: +3:11 + } + } + + bb0: { + StorageLive(_1); // scope 0 at $DIR/combine_transmutes.rs:+2:9: +2:11 +- _1 = const 1_i32 as i32 (Transmute); // scope 0 at $DIR/combine_transmutes.rs:+2:14: +2:38 ++ _1 = const 1_i32; // scope 0 at $DIR/combine_transmutes.rs:+2:14: +2:38 + StorageLive(_2); // scope 1 at $DIR/combine_transmutes.rs:+3:9: +3:11 + StorageLive(_3); // scope 1 at $DIR/combine_transmutes.rs:+3:46: +3:56 + _3 = Vec::<i32>::new() -> [return: bb1, unwind unreachable]; // scope 1 at $DIR/combine_transmutes.rs:+3:46: +3:56 + // mir::Constant + // + span: $DIR/combine_transmutes.rs:15:46: 15:54 + // + user_ty: UserType(0) + // + literal: Const { ty: fn() -> Vec<i32> {Vec::<i32>::new}, val: Value(<ZST>) } + } + + bb1: { +- _2 = move _3 as std::vec::Vec<i32> (Transmute); // scope 1 at $DIR/combine_transmutes.rs:+3:14: +3:57 ++ _2 = move _3; // scope 1 at $DIR/combine_transmutes.rs:+3:14: +3:57 + StorageDead(_3); // scope 1 at $DIR/combine_transmutes.rs:+3:56: +3:57 + _0 = const (); // scope 0 at $DIR/combine_transmutes.rs:+0:37: +4:2 + drop(_2) -> [return: bb2, unwind unreachable]; // scope 1 at $DIR/combine_transmutes.rs:+4:1: +4:2 + } + + bb2: { + StorageDead(_2); // scope 1 at $DIR/combine_transmutes.rs:+4:1: +4:2 + StorageDead(_1); // scope 0 at $DIR/combine_transmutes.rs:+4:1: +4:2 + return; // scope 0 at $DIR/combine_transmutes.rs:+4:2: +4:2 + } + } + |