src/test/ui/generics/generic-no-mangle.fixed

   1 // run-rustfix
   2
   3 #![deny(no_mangle_generic_items)]
   4
   5
   6 pub fn foo<T>() {} //~ ERROR functions generic over types or consts must be mangled
   7
   8
   9 pub extern "C" fn bar<T>() {} //~ ERROR functions generic over types or consts must be mangled
  10
  11 #[no_mangle]
  12 pub fn baz(x: &i32) -> &i32 { x }
  13
  14 #[no_mangle]
  15 pub fn qux<'a>(x: &'a i32) -> &i32 { x }
  16
  17 pub struct Foo;
  18
  19 impl Foo {
  20
  21     pub fn foo<T>() {} //~ ERROR functions generic over types or consts must be mangled
  22
  23
  24     pub extern "C" fn bar<T>() {} //~ ERROR functions generic over types or consts must be mangled
  25
  26     #[no_mangle]
  27     pub fn baz(x: &i32) -> &i32 { x }
  28
  29     #[no_mangle]
  30     pub fn qux<'a>(x: &'a i32) -> &i32 { x }
  31 }
  32
  33 trait Trait1 {
  34     fn foo<T>();
  35     extern "C" fn bar<T>();
  36     fn baz(x: &i32) -> &i32;
  37     fn qux<'a>(x: &'a i32) -> &i32;
  38 }
  39
  40 impl Trait1 for Foo {
  41
  42     fn foo<T>() {} //~ ERROR functions generic over types or consts must be mangled
  43
  44
  45     extern "C" fn bar<T>() {} //~ ERROR functions generic over types or consts must be mangled
  46
  47     #[no_mangle]
  48     fn baz(x: &i32) -> &i32 { x }
  49
  50     #[no_mangle]
  51     fn qux<'a>(x: &'a i32) -> &i32 { x }
  52 }
  53
  54 trait Trait2<T> {
  55     fn foo();
  56     fn foo2<U>();
  57     extern "C" fn bar();
  58     fn baz(x: &i32) -> &i32;
  59     fn qux<'a>(x: &'a i32) -> &i32;
  60 }
  61
  62 impl<T> Trait2<T> for Foo {
  63
  64     fn foo() {} //~ ERROR functions generic over types or consts must be mangled
  65
  66
  67     fn foo2<U>() {} //~ ERROR functions generic over types or consts must be mangled
  68
  69
  70     extern "C" fn bar() {} //~ ERROR functions generic over types or consts must be mangled
  71
  72
  73     fn baz(x: &i32) -> &i32 { x } //~ ERROR functions generic over types or consts must be mangled
  74
  75
  76     fn qux<'a>(x: &'a i32) -> &i32 { x } //~ ERROR functions generic over types or consts must be mangled
  77 }
  78
  79 pub struct Bar<T>(T);
  80
  81 impl<T> Bar<T> {
  82
  83     pub fn foo() {} //~ ERROR functions generic over types or consts must be mangled
  84
  85
  86     pub extern "C" fn bar() {} //~ ERROR functions generic over types or consts must be mangled
  87
  88
  89     pub fn baz<U>() {} //~ ERROR functions generic over types or consts must be mangled
  90 }
  91
  92 impl Bar<i32> {
  93     #[no_mangle]
  94     pub fn qux() {}
  95 }
  96
  97 trait Trait3 {
  98     fn foo();
  99     extern "C" fn bar();
 100     fn baz<U>();
 101 }
 102
 103 impl<T> Trait3 for Bar<T> {
 104
 105     fn foo() {} //~ ERROR functions generic over types or consts must be mangled
 106
 107
 108     extern "C" fn bar() {} //~ ERROR functions generic over types or consts must be mangled
 109
 110
 111     fn baz<U>() {} //~ ERROR functions generic over types or consts must be mangled
 112 }
 113
 114 pub struct Baz<'a>(&'a i32);
 115
 116 impl<'a> Baz<'a> {
 117     #[no_mangle]
 118     pub fn foo() {}
 119
 120     #[no_mangle]
 121     pub fn bar<'b>(x: &'b i32) -> &i32 { x }
 122 }
 123
 124 trait Trait4 {
 125     fn foo();
 126     fn bar<'a>(x: &'a i32) -> &i32;
 127 }
 128
 129 impl Trait4 for Bar<i32> {
 130     #[no_mangle]
 131     fn foo() {}
 132
 133     #[no_mangle]
 134     fn bar<'b>(x: &'b i32) -> &i32 { x }
 135 }
 136
 137 impl<'a> Trait4 for Baz<'a> {
 138     #[no_mangle]
 139     fn foo() {}
 140
 141     #[no_mangle]
 142     fn bar<'b>(x: &'b i32) -> &i32 { x }
 143 }
 144
 145 trait Trait5<T> {
 146     fn foo();
 147 }
 148
 149 impl Trait5<i32> for Foo {
 150     #[no_mangle]
 151     fn foo() {}
 152 }
 153
 154 impl Trait5<i32> for Bar<i32> {
 155     #[no_mangle]
 156     fn foo() {}
 157 }
 158
 159 fn main() {}