[rustc.git] / tests / mir-opt / pre-codegen / mem_replace.rs

// compile-flags: -O -C debuginfo=0 -Zmir-opt-level=2
// only-64bit
// ignore-debug the standard library debug assertions leak into this test

#![crate_type = "lib"]

// EMIT_MIR mem_replace.manual_replace.PreCodegen.after.mir
pub fn manual_replace(r: &mut u32, v: u32) -> u32 {
    let temp = *r;
    *r = v;
    temp
}

// EMIT_MIR mem_replace.mem_replace.PreCodegen.after.mir
pub fn mem_replace(r: &mut u32, v: u32) -> u32 {
    std::mem::replace(r, v)
}
Commit	Line	Data
49aad941 FG	1	// compile-flags: -O -C debuginfo=0 -Zmir-opt-level=2
49aad941 FG	2	// only-64bit
781aab86	3	// ignore-debug the standard library debug assertions leak into this test
49aad941 FG	4
	5	#![crate_type = "lib"]
	6
	7	// EMIT_MIR mem_replace.manual_replace.PreCodegen.after.mir
	8	pub fn manual_replace(r: &mut u32, v: u32) -> u32 {
	9	let temp = *r;
	10	*r = v;
	11	temp
	12	}
	13
	14	// EMIT_MIR mem_replace.mem_replace.PreCodegen.after.mir
	15	pub fn mem_replace(r: &mut u32, v: u32) -> u32 {
	16	std::mem::replace(r, v)
	17	}