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Enable CopyProp by default, tune the impl a bit

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This commit is contained in:
Ben Kimock 2023-01-29 13:50:33 -05:00
parent 8dabf5da9e
commit 640ede7b0a
14 changed files with 248 additions and 174 deletions
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12
tests/mir-opt/dataflow-const-prop/inherit_overflow.main.DataflowConstProp.diff
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@ -10,19 +10,21 @@
scope 2 (inlined <u8 as Add>::add) { // at $DIR/inherit_overflow.rs:7:13: 7:47
debug self => _1; // in scope 2 at $SRC_DIR/core/src/ops/arith.rs:LL:COL
debug other => _2; // in scope 2 at $SRC_DIR/core/src/ops/arith.rs:LL:COL
let mut _3: u8; // in scope 2 at $SRC_DIR/core/src/ops/arith.rs:LL:COL
let mut _4: u8; // in scope 2 at $SRC_DIR/core/src/ops/arith.rs:LL:COL
let mut _5: (u8, bool); // in scope 2 at $SRC_DIR/core/src/ops/arith.rs:LL:COL
let mut _3: (u8, bool); // in scope 2 at $SRC_DIR/core/src/ops/arith.rs:LL:COL
}
bb0: {
StorageLive(_1); // scope 0 at $DIR/inherit_overflow.rs:+3:13: +3:47
_1 = const u8::MAX; // scope 0 at $DIR/inherit_overflow.rs:+3:13: +3:47
StorageLive(_2); // scope 0 at $DIR/inherit_overflow.rs:+3:13: +3:47
_2 = const 1_u8; // scope 0 at $DIR/inherit_overflow.rs:+3:13: +3:47
_5 = CheckedAdd(const u8::MAX, const 1_u8); // scope 2 at $SRC_DIR/core/src/ops/arith.rs:LL:COL
assert(!move (_5.1: bool), "attempt to compute `{} + {}`, which would overflow", const u8::MAX, const 1_u8) -> bb1; // scope 2 at $SRC_DIR/core/src/ops/arith.rs:LL:COL
_3 = CheckedAdd(const u8::MAX, const 1_u8); // scope 2 at $SRC_DIR/core/src/ops/arith.rs:LL:COL
assert(!move (_3.1: bool), "attempt to compute `{} + {}`, which would overflow", const u8::MAX, const 1_u8) -> bb1; // scope 2 at $SRC_DIR/core/src/ops/arith.rs:LL:COL
}
bb1: {
StorageDead(_2); // scope 0 at $DIR/inherit_overflow.rs:+3:13: +3:47
StorageDead(_1); // scope 0 at $DIR/inherit_overflow.rs:+3:13: +3:47
return; // scope 0 at $DIR/inherit_overflow.rs:+4:2: +4:2
}
}