From 218caa410aa38c29984be31a5229b9fa717560ee Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Wed, 17 Apr 2024 14:19:13 +0200 Subject: Merging upstream version 1.68.2+dfsg1. Signed-off-by: Daniel Baumann --- tests/run-make-fulldeps/intrinsic-unreachable/exit-ret.rs | 14 ++++++++++++++ 1 file changed, 14 insertions(+) create mode 100644 tests/run-make-fulldeps/intrinsic-unreachable/exit-ret.rs (limited to 'tests/run-make-fulldeps/intrinsic-unreachable/exit-ret.rs') diff --git a/tests/run-make-fulldeps/intrinsic-unreachable/exit-ret.rs b/tests/run-make-fulldeps/intrinsic-unreachable/exit-ret.rs new file mode 100644 index 000000000..e7b9694d9 --- /dev/null +++ b/tests/run-make-fulldeps/intrinsic-unreachable/exit-ret.rs @@ -0,0 +1,14 @@ +#![crate_type="lib"] +use std::arch::asm; + +#[deny(unreachable_code)] +pub fn exit(n: usize) -> i32 { + unsafe { + // Pretend this asm is an exit() syscall. + asm!("/*{0}*/", in(reg) n); + } + // This return value is just here to generate some extra code for a return + // value, making it easier for the test script to detect whether the + // compiler deleted it. + 42 +} -- cgit v1.2.3