From a4b7ed7a42c716ab9f05e351f003d589124fd55d Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Wed, 17 Apr 2024 14:18:58 +0200 Subject: Adding upstream version 1.68.2+dfsg1. Signed-off-by: Daniel Baumann --- tests/ui/issues/issue-82833-slice-miscompile.rs | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) create mode 100644 tests/ui/issues/issue-82833-slice-miscompile.rs (limited to 'tests/ui/issues/issue-82833-slice-miscompile.rs') diff --git a/tests/ui/issues/issue-82833-slice-miscompile.rs b/tests/ui/issues/issue-82833-slice-miscompile.rs new file mode 100644 index 000000000..8cf6a3137 --- /dev/null +++ b/tests/ui/issues/issue-82833-slice-miscompile.rs @@ -0,0 +1,16 @@ +// run-pass +// compile-flags: -Ccodegen-units=1 -Cinline-threshold=0 -Clink-dead-code -Copt-level=0 -Cdebuginfo=2 + +// Make sure LLVM does not miscompile this. + +fn make_string(ch: char) -> String { + let mut bytes = [0u8; 4]; + ch.encode_utf8(&mut bytes).into() +} + +fn main() { + let ch = '😃'; + dbg!(ch); + let string = make_string(ch); + dbg!(string); +} -- cgit v1.2.3