48 lines
1.3 KiB
Rust
48 lines
1.3 KiB
Rust
// MIR for `mem_replace` after PreCodegen
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fn mem_replace(_1: &mut u32, _2: u32) -> u32 {
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debug r => _1;
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debug v => _2;
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let mut _0: u32;
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scope 1 (inlined std::mem::replace::<u32>) {
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debug dest => _1;
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debug src => _2;
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let mut _3: *const u32;
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let mut _4: *mut u32;
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scope 2 {
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scope 3 {
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debug result => _0;
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scope 7 (inlined std::ptr::write::<u32>) {
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debug dst => _4;
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debug src => _2;
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scope 8 {
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scope 9 (inlined std::ptr::write::runtime::<u32>) {
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debug dst => _4;
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}
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}
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}
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}
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scope 4 (inlined std::ptr::read::<u32>) {
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debug src => _3;
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scope 5 {
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scope 6 (inlined std::ptr::read::runtime::<u32>) {
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debug src => _3;
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}
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}
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}
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}
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}
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bb0: {
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StorageLive(_3);
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_3 = &raw const (*_1);
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_0 = (*_3);
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StorageDead(_3);
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StorageLive(_4);
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_4 = &raw mut (*_1);
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(*_4) = _2;
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StorageDead(_4);
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return;
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}
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}
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