From 4e8199b572f2035b7749cba276ece3a26630d23e Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Wed, 17 Apr 2024 14:18:21 +0200 Subject: Adding upstream version 1.67.1+dfsg1. Signed-off-by: Daniel Baumann --- src/test/mir-opt/issue_41110.rs | 30 ++++++++++++++++++++++++++++++ 1 file changed, 30 insertions(+) create mode 100644 src/test/mir-opt/issue_41110.rs (limited to 'src/test/mir-opt/issue_41110.rs') diff --git a/src/test/mir-opt/issue_41110.rs b/src/test/mir-opt/issue_41110.rs new file mode 100644 index 000000000..638dc601e --- /dev/null +++ b/src/test/mir-opt/issue_41110.rs @@ -0,0 +1,30 @@ +// ignore-wasm32-bare compiled with panic=abort by default + +// check that we don't emit multiple drop flags when they are not needed. + + +// EMIT_MIR issue_41110.main.ElaborateDrops.after.mir +fn main() { + let x = S.other(S.id()); +} + +// no_mangle to make sure this gets instantiated even in an executable. +#[no_mangle] +// EMIT_MIR issue_41110.test.ElaborateDrops.after.mir +pub fn test() { + let u = S; + let mut v = S; + drop(v); + v = u; +} + +struct S; +impl Drop for S { + fn drop(&mut self) { + } +} + +impl S { + fn id(self) -> Self { self } + fn other(self, s: Self) {} +} -- cgit v1.2.3