rust/tests/codegen/auxiliary/nounwind.rs

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#[no_mangle]
pub fn bar() {
}
rustc: Add LLVM `nounwind` with `-C panic=abort` This informs LLVM that functions can't unwind, which while it should typically have already been inferred when necessary or otherwise not impact codegen is apparently needed on targets like ARM to avoid references to unnecessary symbols. Closes #44992 2017-10-04 21:54:28 +00:00			`#[no_mangle]`
			`pub fn bar() {`
			`}`