user0/rust
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

remove dead_stores_better.rs

Browse source 
As we discussed, it is identical with dead_stores_79191
This commit is contained in:
Shunpoco 2025-01-04 11:20:00 +00:00
parent 109870df2c
commit 76dc555dc9
3 changed files with 0 additions and 75 deletions
Download patch file Download diff file Expand all files Collapse all files

26
tests/mir-opt/copy-prop/dead_stores_better.f.CopyProp.after.panic-abort.mir
View file

@ -1,26 +0,0 @@
// MIR for `f` after CopyProp
fn f(_1: usize) -> usize {
debug a => _1;
let mut _0: usize;
let _2: usize;
let mut _3: usize;
let mut _4: usize;
scope 1 {
debug b => _2;
}
bb0: {
_2 = copy _1;
_1 = const 5_usize;
_1 = copy _2;
StorageLive(_4);
_4 = copy _1;
_0 = id::<usize>(move _4) -> [return: bb1, unwind unreachable];
}
bb1: {
StorageDead(_4);
return;
}
}

26
tests/mir-opt/copy-prop/dead_stores_better.f.CopyProp.after.panic-unwind.mir
View file

@ -1,26 +0,0 @@
// MIR for `f` after CopyProp
fn f(_1: usize) -> usize {
debug a => _1;
let mut _0: usize;
let _2: usize;
let mut _3: usize;
let mut _4: usize;
scope 1 {
debug b => _2;
}
bb0: {
_2 = copy _1;
_1 = const 5_usize;
_1 = copy _2;
StorageLive(_4);
_4 = copy _1;
_0 = id::<usize>(move _4) -> [return: bb1, unwind continue];
}
bb1: {
StorageDead(_4);
return;
}
}

23
tests/mir-opt/copy-prop/dead_stores_better.rs
View file

@ -1,23 +0,0 @@
// skip-filecheck
// EMIT_MIR_FOR_EACH_PANIC_STRATEGY
// This is a copy of the `dead_stores_79191` test, except that we turn on DSE. This demonstrates
// that that pass enables this one to do more optimizations.
//@ test-mir-pass: CopyProp
//@ compile-flags: -Zmir-enable-passes=+DeadStoreElimination
fn id<T>(x: T) -> T {
x
}
// EMIT_MIR dead_stores_better.f.CopyProp.after.mir
pub fn f(mut a: usize) -> usize {
let b = a;
a = 5;
a = b;
id(a)
}
fn main() {
f(0);
}