mirror of https://github.com/rust-lang/rust
30 lines
415 B
Rust
30 lines
415 B
Rust
//@ run-pass
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use std::fmt;
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struct Foo;
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impl fmt::Debug for Foo {
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fn fmt(&self, fmt: &mut fmt::Formatter) -> fmt::Result {
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println!("<Foo as Debug>::fmt()");
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write!(fmt, "")
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}
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}
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fn test1() {
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let foo_str = format!("{:?}", Foo);
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println!("{}", foo_str);
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}
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fn test2() {
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println!("{:?}", Foo);
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}
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fn main() {
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// This works fine
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test1();
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// This fails
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test2();
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}
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