[rustc.git] / src / test / codegen / unwind-abis / c-unwind-abi-panic-abort.rs

// compile-flags: -C panic=abort -C opt-level=0

// Test that `nounwind` atributes are applied to `C-unwind` extern functions when the
// code is compiled with `panic=abort`.  We disable optimizations above to prevent LLVM from
// inferring the attribute.

#![crate_type = "lib"]
#![feature(c_unwind)]

// CHECK: @rust_item_that_can_unwind() unnamed_addr #0 {
#[no_mangle]
pub extern "C-unwind" fn rust_item_that_can_unwind() {
}

// Now, make sure that the LLVM attributes for this functions are correct.  First, make
// sure that the first item is correctly marked with the `nounwind` attribute:
//
// CHECK: attributes #0 = { {{.*}}nounwind{{.*}} }
Commit	Line	Data
6a06907d XL	1	// compile-flags: -C panic=abort -C opt-level=0
	2
	3	// Test that `nounwind` atributes are applied to `C-unwind` extern functions when the
	4	// code is compiled with `panic=abort`. We disable optimizations above to prevent LLVM from
	5	// inferring the attribute.
	6
	7	#![crate_type = "lib"]
	8	#![feature(c_unwind)]
	9
	10	// CHECK: @rust_item_that_can_unwind() unnamed_addr #0 {
	11	#[no_mangle]
	12	pub extern "C-unwind" fn rust_item_that_can_unwind() {
	13	}
	14
	15	// Now, make sure that the LLVM attributes for this functions are correct. First, make
	16	// sure that the first item is correctly marked with the `nounwind` attribute:
	17	//
	18	// CHECK: attributes #0 = { {{.}}nounwind{{.}} }