23 lines
490 B
Rust
23 lines
490 B
Rust
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// This is a regression test for https://github.com/rust-lang/rust/issues/147265.
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//@ compile-flags: -Copt-level=3
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#![crate_type = "lib"]
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#[no_mangle]
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pub fn mk_result(a: usize) -> Result<u8, *const u8> {
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// CHECK-LABEL: @mk_result
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// CHECK-NOT: unreachable
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// CHECK: load i8,
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// CHECK-NOT: unreachable
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match g(a) {
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Ok(b) => Ok(unsafe { *(b as *const u8) }),
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Err(c) => Err(c),
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}
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}
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#[cold]
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fn g(a: usize) -> Result<usize, *const u8> {
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Ok(a)
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}
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