mirror of https://github.com/rust-lang/rust.git
73 lines
1.5 KiB
Rust
73 lines
1.5 KiB
Rust
//@ min-lldb-version: 310
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//@ compile-flags:-g
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// === GDB TESTS ===================================================================================
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// gdb-command:break zst_interferes_with_prologue::Foo::var_return_opt_try
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// gdb-command:run
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// gdb-command:print self
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// gdb-command:next
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// gdb-command:print self
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// gdb-command:print $1 == $2
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// gdb-check:true
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// === LLDB TESTS ==================================================================================
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// lldb-command:b "zst_interferes_with_prologue::Foo::var_return_opt_try"
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// lldb-command:run
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// lldb-command:expr self
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// lldb-command:next
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// lldb-command:expr self
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// lldb-command:print $0 == $1
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// lldb-check:true
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struct Foo {
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a: usize,
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}
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impl Foo {
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#[inline(never)]
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fn get_a(&self) -> Option<usize> {
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Some(self.a)
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}
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#[inline(never)]
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fn var_return(&self) -> usize {
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let r = self.get_a().unwrap();
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r
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}
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#[inline(never)]
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fn var_return_opt_unwrap(&self) -> Option<usize> {
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let r = self.get_a().unwrap();
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Some(r)
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}
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#[inline(never)]
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fn var_return_opt_match(&self) -> Option<usize> {
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let r = match self.get_a() {
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None => return None,
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Some(a) => a,
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};
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Some(r)
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}
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#[inline(never)]
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fn var_return_opt_try(&self) -> Option<usize> {
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let r = self.get_a()?;
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Some(r)
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}
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}
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fn main() {
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let f1 = Foo{ a: 1 };
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let f2 = Foo{ a: 1 };
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f1.var_return();
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f1.var_return_opt_unwrap();
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f1.var_return_opt_match();
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f2.var_return_opt_try();
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}
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