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-rw-r--r--src/librustc_parse/parser/expr.rs9
-rw-r--r--src/test/pretty/if-attr.rs37
-rw-r--r--src/test/ui/if-attrs/bad-cfg.rs5
-rw-r--r--src/test/ui/if-attrs/bad-cfg.stderr8
-rw-r--r--src/test/ui/if-attrs/builtin-if-attr.rs12
-rw-r--r--src/test/ui/if-attrs/cfg-false-if-attr.rs43
-rw-r--r--src/test/ui/if-attrs/else-attrs.rs25
-rw-r--r--src/test/ui/if-attrs/else-attrs.stderr27
-rw-r--r--src/test/ui/if-attrs/gate-whole-expr.rs15
-rw-r--r--src/test/ui/if-attrs/let-chains-attr.rs13
-rw-r--r--src/test/ui/if-attrs/let-chains-attr.stderr8
-rw-r--r--src/test/ui/if-attrs/stmt-expr-gated.rs6
-rw-r--r--src/test/ui/if-attrs/stmt-expr-gated.stderr12
-rw-r--r--src/test/ui/parser/attr-stmt-expr-attr-bad.rs10
-rw-r--r--src/test/ui/parser/attr-stmt-expr-attr-bad.stderr94
-rw-r--r--src/test/ui/parser/recovery-attr-on-if.rs9
-rw-r--r--src/test/ui/parser/recovery-attr-on-if.stderr35
17 files changed, 248 insertions, 120 deletions
diff --git a/src/librustc_parse/parser/expr.rs b/src/librustc_parse/parser/expr.rs
index e7c47b0be8e..ac72fc9b013 100644
--- a/src/librustc_parse/parser/expr.rs
+++ b/src/librustc_parse/parser/expr.rs
@@ -718,20 +718,11 @@ impl<'a> Parser<'a> {
             expr.map(|mut expr| {
                 attrs.extend::<Vec<_>>(expr.attrs.into());
                 expr.attrs = attrs;
-                self.error_attr_on_if_expr(&expr);
                 expr
             })
         })
     }
 
-    fn error_attr_on_if_expr(&self, expr: &Expr) {
-        if let (ExprKind::If(..), [a0, ..]) = (&expr.kind, &*expr.attrs) {
-            // Just point to the first attribute in there...
-            self.struct_span_err(a0.span, "attributes are not yet allowed on `if` expressions")
-                .emit();
-        }
-    }
-
     fn parse_dot_or_call_expr_with_(&mut self, mut e: P<Expr>, lo: Span) -> PResult<'a, P<Expr>> {
         loop {
             if self.eat(&token::Question) {
diff --git a/src/test/pretty/if-attr.rs b/src/test/pretty/if-attr.rs
new file mode 100644
index 00000000000..652604fc7f3
--- /dev/null
+++ b/src/test/pretty/if-attr.rs
@@ -0,0 +1,37 @@
+// pp-exact
+
+#[cfg(FALSE)]
+fn simple_attr() {
+
+    #[attr]
+    if true { }
+
+    #[allow_warnings]
+    if true { }
+}
+
+#[cfg(FALSE)]
+fn if_else_chain() {
+
+    #[first_attr]
+    if true { } else if false { } else { }
+}
+
+#[cfg(FALSE)]
+fn if_let() {
+
+    #[attr]
+    if let Some(_) = Some(true) { }
+}
+
+#[cfg(FALSE)]
+fn let_attr_if() {
+    let _ = #[attr] if let _ = 0 { };
+    let _ = #[attr] if true { };
+
+    let _ = #[attr] if let _ = 0 { } else { };
+    let _ = #[attr] if true { } else { };
+}
+
+
+fn main() { }
diff --git a/src/test/ui/if-attrs/bad-cfg.rs b/src/test/ui/if-attrs/bad-cfg.rs
new file mode 100644
index 00000000000..3f84929a00e
--- /dev/null
+++ b/src/test/ui/if-attrs/bad-cfg.rs
@@ -0,0 +1,5 @@
+#![feature(stmt_expr_attributes)]
+
+fn main() {
+    let _ = #[cfg(FALSE)] if true {}; //~ ERROR removing an expression
+}
diff --git a/src/test/ui/if-attrs/bad-cfg.stderr b/src/test/ui/if-attrs/bad-cfg.stderr
new file mode 100644
index 00000000000..8a2890886a1
--- /dev/null
+++ b/src/test/ui/if-attrs/bad-cfg.stderr
@@ -0,0 +1,8 @@
+error: removing an expression is not supported in this position
+  --> $DIR/bad-cfg.rs:4:13
+   |
+LL |     let _ = #[cfg(FALSE)] if true {};
+   |             ^^^^^^^^^^^^^
+
+error: aborting due to previous error
+
diff --git a/src/test/ui/if-attrs/builtin-if-attr.rs b/src/test/ui/if-attrs/builtin-if-attr.rs
new file mode 100644
index 00000000000..7e290661501
--- /dev/null
+++ b/src/test/ui/if-attrs/builtin-if-attr.rs
@@ -0,0 +1,12 @@
+// check-pass
+
+fn main() {
+    #[allow(unused_variables)]
+    if true {
+        let a = 1;
+    } else if false {
+        let b = 1;
+    } else {
+        let c = 1;
+    }
+}
diff --git a/src/test/ui/if-attrs/cfg-false-if-attr.rs b/src/test/ui/if-attrs/cfg-false-if-attr.rs
new file mode 100644
index 00000000000..1f77a1bb342
--- /dev/null
+++ b/src/test/ui/if-attrs/cfg-false-if-attr.rs
@@ -0,0 +1,43 @@
+// check-pass
+
+#[cfg(FALSE)]
+fn simple_attr() {
+    #[attr] if true {}
+    #[allow_warnings] if true {}
+}
+
+#[cfg(FALSE)]
+fn if_else_chain() {
+    #[first_attr] if true {
+    } else if false {
+    } else {
+    }
+}
+
+#[cfg(FALSE)]
+fn if_let() {
+    #[attr] if let Some(_) = Some(true) {}
+}
+
+fn bar() {
+    #[cfg(FALSE)]
+    if true {
+        let x: () = true; // Should not error due to the #[cfg(FALSE)]
+    }
+
+    #[cfg_attr(not(unset_attr), cfg(FALSE))]
+    if true {
+        let a: () = true; // Should not error due to the applied #[cfg(FALSE)]
+    }
+}
+
+macro_rules! custom_macro {
+    ($expr:expr) => {}
+}
+
+custom_macro! {
+    #[attr] if true {}
+}
+
+
+fn main() {}
diff --git a/src/test/ui/if-attrs/else-attrs.rs b/src/test/ui/if-attrs/else-attrs.rs
new file mode 100644
index 00000000000..4394b2100c1
--- /dev/null
+++ b/src/test/ui/if-attrs/else-attrs.rs
@@ -0,0 +1,25 @@
+#[cfg(FALSE)]
+fn if_else_parse_error() {
+    if true {
+    } #[attr] else if false { //~ ERROR expected
+    }
+}
+
+#[cfg(FALSE)]
+fn else_attr_ifparse_error() {
+    if true {
+    } else #[attr] if false { //~ ERROR expected
+    } else {
+    }
+}
+
+#[cfg(FALSE)]
+fn else_parse_error() {
+    if true {
+    } else if false {
+    } #[attr] else { //~ ERROR expected
+    }
+}
+
+fn main() {
+}
diff --git a/src/test/ui/if-attrs/else-attrs.stderr b/src/test/ui/if-attrs/else-attrs.stderr
new file mode 100644
index 00000000000..af25b6abc0a
--- /dev/null
+++ b/src/test/ui/if-attrs/else-attrs.stderr
@@ -0,0 +1,27 @@
+error: expected expression, found keyword `else`
+  --> $DIR/else-attrs.rs:4:15
+   |
+LL |     } #[attr] else if false {
+   |               ^^^^ expected expression
+
+error: expected `{`, found `#`
+  --> $DIR/else-attrs.rs:11:12
+   |
+LL |     } else #[attr] if false {
+   |            ^ expected `{`
+   |
+help: try placing this code inside a block
+   |
+LL |     } else #[attr] { if false {
+LL |     } else {
+LL |     } }
+   |
+
+error: expected expression, found keyword `else`
+  --> $DIR/else-attrs.rs:20:15
+   |
+LL |     } #[attr] else {
+   |               ^^^^ expected expression
+
+error: aborting due to 3 previous errors
+
diff --git a/src/test/ui/if-attrs/gate-whole-expr.rs b/src/test/ui/if-attrs/gate-whole-expr.rs
new file mode 100644
index 00000000000..63772d54b53
--- /dev/null
+++ b/src/test/ui/if-attrs/gate-whole-expr.rs
@@ -0,0 +1,15 @@
+// run-pass
+
+fn main() {
+    let x = 1;
+
+    #[cfg(FALSE)]
+    if false {
+        x = 2;
+    } else if true {
+        x = 3;
+    } else {
+        x = 4;
+    }
+    assert_eq!(x, 1);
+}
diff --git a/src/test/ui/if-attrs/let-chains-attr.rs b/src/test/ui/if-attrs/let-chains-attr.rs
new file mode 100644
index 00000000000..5237a9ff396
--- /dev/null
+++ b/src/test/ui/if-attrs/let-chains-attr.rs
@@ -0,0 +1,13 @@
+// check-pass
+
+#![feature(let_chains)] //~ WARN the feature `let_chains` is incomplete
+
+#[cfg(FALSE)]
+fn foo() {
+    #[attr]
+    if let Some(_) = Some(true) && let Ok(_) = Ok(1) {
+    } else if let Some(false) = Some(true) {
+    }
+}
+
+fn main() {}
diff --git a/src/test/ui/if-attrs/let-chains-attr.stderr b/src/test/ui/if-attrs/let-chains-attr.stderr
new file mode 100644
index 00000000000..a6c91bb9203
--- /dev/null
+++ b/src/test/ui/if-attrs/let-chains-attr.stderr
@@ -0,0 +1,8 @@
+warning: the feature `let_chains` is incomplete and may cause the compiler to crash
+  --> $DIR/let-chains-attr.rs:3:12
+   |
+LL | #![feature(let_chains)]
+   |            ^^^^^^^^^^
+   |
+   = note: `#[warn(incomplete_features)]` on by default
+
diff --git a/src/test/ui/if-attrs/stmt-expr-gated.rs b/src/test/ui/if-attrs/stmt-expr-gated.rs
new file mode 100644
index 00000000000..38599c8e67c
--- /dev/null
+++ b/src/test/ui/if-attrs/stmt-expr-gated.rs
@@ -0,0 +1,6 @@
+fn main() {
+    let _ = #[deny(warnings)] if true { //~ ERROR attributes on expressions
+    } else if false {
+    } else {
+    };
+}
diff --git a/src/test/ui/if-attrs/stmt-expr-gated.stderr b/src/test/ui/if-attrs/stmt-expr-gated.stderr
new file mode 100644
index 00000000000..47dac39a9ae
--- /dev/null
+++ b/src/test/ui/if-attrs/stmt-expr-gated.stderr
@@ -0,0 +1,12 @@
+error[E0658]: attributes on expressions are experimental
+  --> $DIR/stmt-expr-gated.rs:2:13
+   |
+LL |     let _ = #[deny(warnings)] if true {
+   |             ^^^^^^^^^^^^^^^^^
+   |
+   = note: see issue #15701 <https://github.com/rust-lang/rust/issues/15701> for more information
+   = help: add `#![feature(stmt_expr_attributes)]` to the crate attributes to enable
+
+error: aborting due to previous error
+
+For more information about this error, try `rustc --explain E0658`.
diff --git a/src/test/ui/parser/attr-stmt-expr-attr-bad.rs b/src/test/ui/parser/attr-stmt-expr-attr-bad.rs
index 118bff8144c..f3980a59648 100644
--- a/src/test/ui/parser/attr-stmt-expr-attr-bad.rs
+++ b/src/test/ui/parser/attr-stmt-expr-attr-bad.rs
@@ -38,8 +38,6 @@ fn main() {}
 //~^ ERROR an inner attribute is not permitted in this context
 #[cfg(FALSE)] fn e() { let _ = #[attr] &mut #![attr] 0; }
 //~^ ERROR an inner attribute is not permitted in this context
-#[cfg(FALSE)] fn e() { let _ = #[attr] if 0 {}; }
-//~^ ERROR attributes are not yet allowed on `if` expressions
 #[cfg(FALSE)] fn e() { let _ = if 0 #[attr] {}; }
 //~^ ERROR expected `{`, found `#`
 #[cfg(FALSE)] fn e() { let _ = if 0 {#![attr]}; }
@@ -51,14 +49,11 @@ fn main() {}
 #[cfg(FALSE)] fn e() { let _ = if 0 {} else {#![attr]}; }
 //~^ ERROR an inner attribute is not permitted in this context
 #[cfg(FALSE)] fn e() { let _ = if 0 {} else #[attr] if 0 {}; }
-//~^ ERROR attributes are not yet allowed on `if` expressions
-//~| ERROR expected `{`, found `#`
+//~^ ERROR expected `{`, found `#`
 #[cfg(FALSE)] fn e() { let _ = if 0 {} else if 0 #[attr] {}; }
 //~^ ERROR expected `{`, found `#`
 #[cfg(FALSE)] fn e() { let _ = if 0 {} else if 0 {#![attr]}; }
 //~^ ERROR an inner attribute is not permitted in this context
-#[cfg(FALSE)] fn e() { let _ = #[attr] if let _ = 0 {}; }
-//~^ ERROR attributes are not yet allowed on `if` expressions
 #[cfg(FALSE)] fn e() { let _ = if let _ = 0 #[attr] {}; }
 //~^ ERROR expected `{`, found `#`
 #[cfg(FALSE)] fn e() { let _ = if let _ = 0 {#![attr]}; }
@@ -70,8 +65,7 @@ fn main() {}
 #[cfg(FALSE)] fn e() { let _ = if let _ = 0 {} else {#![attr]}; }
 //~^ ERROR an inner attribute is not permitted in this context
 #[cfg(FALSE)] fn e() { let _ = if let _ = 0 {} else #[attr] if let _ = 0 {}; }
-//~^ ERROR attributes are not yet allowed on `if` expressions
-//~| ERROR expected `{`, found `#`
+//~^ ERROR expected `{`, found `#`
 #[cfg(FALSE)] fn e() { let _ = if let _ = 0 {} else if let _ = 0 #[attr] {}; }
 //~^ ERROR expected `{`, found `#`
 #[cfg(FALSE)] fn e() { let _ = if let _ = 0 {} else if let _ = 0 {#![attr]}; }
diff --git a/src/test/ui/parser/attr-stmt-expr-attr-bad.stderr b/src/test/ui/parser/attr-stmt-expr-attr-bad.stderr
index 6159acd5080..4dcba27cb68 100644
--- a/src/test/ui/parser/attr-stmt-expr-attr-bad.stderr
+++ b/src/test/ui/parser/attr-stmt-expr-attr-bad.stderr
@@ -136,14 +136,8 @@ LL | #[cfg(FALSE)] fn e() { let _ = #[attr] &mut #![attr] 0; }
    |
    = note: inner attributes, like `#![no_std]`, annotate the item enclosing them, and are usually found at the beginning of source files. Outer attributes, like `#[test]`, annotate the item following them.
 
-error: attributes are not yet allowed on `if` expressions
-  --> $DIR/attr-stmt-expr-attr-bad.rs:41:32
-   |
-LL | #[cfg(FALSE)] fn e() { let _ = #[attr] if 0 {}; }
-   |                                ^^^^^^^
-
 error: expected `{`, found `#`
-  --> $DIR/attr-stmt-expr-attr-bad.rs:43:37
+  --> $DIR/attr-stmt-expr-attr-bad.rs:41:37
    |
 LL | #[cfg(FALSE)] fn e() { let _ = if 0 #[attr] {}; }
    |                                --   ^       --- help: try placing this code inside a block: `{ {}; }`
@@ -152,7 +146,7 @@ LL | #[cfg(FALSE)] fn e() { let _ = if 0 #[attr] {}; }
    |                                this `if` expression has a condition, but no block
 
 error: an inner attribute is not permitted in this context
-  --> $DIR/attr-stmt-expr-attr-bad.rs:45:38
+  --> $DIR/attr-stmt-expr-attr-bad.rs:43:38
    |
 LL | #[cfg(FALSE)] fn e() { let _ = if 0 {#![attr]}; }
    |                                      ^^^^^^^^
@@ -160,13 +154,13 @@ LL | #[cfg(FALSE)] fn e() { let _ = if 0 {#![attr]}; }
    = note: inner attributes, like `#![no_std]`, annotate the item enclosing them, and are usually found at the beginning of source files. Outer attributes, like `#[test]`, annotate the item following them.
 
 error: expected one of `.`, `;`, `?`, `else`, or an operator, found `#`
-  --> $DIR/attr-stmt-expr-attr-bad.rs:47:40
+  --> $DIR/attr-stmt-expr-attr-bad.rs:45:40
    |
 LL | #[cfg(FALSE)] fn e() { let _ = if 0 {} #[attr] else {}; }
    |                                        ^ expected one of `.`, `;`, `?`, `else`, or an operator
 
 error: expected `{`, found `#`
-  --> $DIR/attr-stmt-expr-attr-bad.rs:49:45
+  --> $DIR/attr-stmt-expr-attr-bad.rs:47:45
    |
 LL | #[cfg(FALSE)] fn e() { let _ = if 0 {} else #[attr] {}; }
    |                                             ^       --- help: try placing this code inside a block: `{ {}; }`
@@ -174,21 +168,15 @@ LL | #[cfg(FALSE)] fn e() { let _ = if 0 {} else #[attr] {}; }
    |                                             expected `{`
 
 error: an inner attribute is not permitted in this context
-  --> $DIR/attr-stmt-expr-attr-bad.rs:51:46
+  --> $DIR/attr-stmt-expr-attr-bad.rs:49:46
    |
 LL | #[cfg(FALSE)] fn e() { let _ = if 0 {} else {#![attr]}; }
    |                                              ^^^^^^^^
    |
    = note: inner attributes, like `#![no_std]`, annotate the item enclosing them, and are usually found at the beginning of source files. Outer attributes, like `#[test]`, annotate the item following them.
 
-error: attributes are not yet allowed on `if` expressions
-  --> $DIR/attr-stmt-expr-attr-bad.rs:53:45
-   |
-LL | #[cfg(FALSE)] fn e() { let _ = if 0 {} else #[attr] if 0 {}; }
-   |                                             ^^^^^^^
-
 error: expected `{`, found `#`
-  --> $DIR/attr-stmt-expr-attr-bad.rs:53:45
+  --> $DIR/attr-stmt-expr-attr-bad.rs:51:45
    |
 LL | #[cfg(FALSE)] fn e() { let _ = if 0 {} else #[attr] if 0 {}; }
    |                                             ^       -------- help: try placing this code inside a block: `{ if 0 {}; }`
@@ -196,7 +184,7 @@ LL | #[cfg(FALSE)] fn e() { let _ = if 0 {} else #[attr] if 0 {}; }
    |                                             expected `{`
 
 error: expected `{`, found `#`
-  --> $DIR/attr-stmt-expr-attr-bad.rs:56:50
+  --> $DIR/attr-stmt-expr-attr-bad.rs:53:50
    |
 LL | #[cfg(FALSE)] fn e() { let _ = if 0 {} else if 0 #[attr] {}; }
    |                                             --   ^       --- help: try placing this code inside a block: `{ {}; }`
@@ -205,21 +193,15 @@ LL | #[cfg(FALSE)] fn e() { let _ = if 0 {} else if 0 #[attr] {}; }
    |                                             this `if` expression has a condition, but no block
 
 error: an inner attribute is not permitted in this context
-  --> $DIR/attr-stmt-expr-attr-bad.rs:58:51
+  --> $DIR/attr-stmt-expr-attr-bad.rs:55:51
    |
 LL | #[cfg(FALSE)] fn e() { let _ = if 0 {} else if 0 {#![attr]}; }
    |                                                   ^^^^^^^^
    |
    = note: inner attributes, like `#![no_std]`, annotate the item enclosing them, and are usually found at the beginning of source files. Outer attributes, like `#[test]`, annotate the item following them.
 
-error: attributes are not yet allowed on `if` expressions
-  --> $DIR/attr-stmt-expr-attr-bad.rs:60:32
-   |
-LL | #[cfg(FALSE)] fn e() { let _ = #[attr] if let _ = 0 {}; }
-   |                                ^^^^^^^
-
 error: expected `{`, found `#`
-  --> $DIR/attr-stmt-expr-attr-bad.rs:62:45
+  --> $DIR/attr-stmt-expr-attr-bad.rs:57:45
    |
 LL | #[cfg(FALSE)] fn e() { let _ = if let _ = 0 #[attr] {}; }
    |                                --           ^       --- help: try placing this code inside a block: `{ {}; }`
@@ -228,7 +210,7 @@ LL | #[cfg(FALSE)] fn e() { let _ = if let _ = 0 #[attr] {}; }
    |                                this `if` expression has a condition, but no block
 
 error: an inner attribute is not permitted in this context
-  --> $DIR/attr-stmt-expr-attr-bad.rs:64:46
+  --> $DIR/attr-stmt-expr-attr-bad.rs:59:46
    |
 LL | #[cfg(FALSE)] fn e() { let _ = if let _ = 0 {#![attr]}; }
    |                                              ^^^^^^^^
@@ -236,13 +218,13 @@ LL | #[cfg(FALSE)] fn e() { let _ = if let _ = 0 {#![attr]}; }
    = note: inner attributes, like `#![no_std]`, annotate the item enclosing them, and are usually found at the beginning of source files. Outer attributes, like `#[test]`, annotate the item following them.
 
 error: expected one of `.`, `;`, `?`, `else`, or an operator, found `#`
-  --> $DIR/attr-stmt-expr-attr-bad.rs:66:48
+  --> $DIR/attr-stmt-expr-attr-bad.rs:61:48
    |
 LL | #[cfg(FALSE)] fn e() { let _ = if let _ = 0 {} #[attr] else {}; }
    |                                                ^ expected one of `.`, `;`, `?`, `else`, or an operator
 
 error: expected `{`, found `#`
-  --> $DIR/attr-stmt-expr-attr-bad.rs:68:53
+  --> $DIR/attr-stmt-expr-attr-bad.rs:63:53
    |
 LL | #[cfg(FALSE)] fn e() { let _ = if let _ = 0 {} else #[attr] {}; }
    |                                                     ^       --- help: try placing this code inside a block: `{ {}; }`
@@ -250,21 +232,15 @@ LL | #[cfg(FALSE)] fn e() { let _ = if let _ = 0 {} else #[attr] {}; }
    |                                                     expected `{`
 
 error: an inner attribute is not permitted in this context
-  --> $DIR/attr-stmt-expr-attr-bad.rs:70:54
+  --> $DIR/attr-stmt-expr-attr-bad.rs:65:54
    |
 LL | #[cfg(FALSE)] fn e() { let _ = if let _ = 0 {} else {#![attr]}; }
    |                                                      ^^^^^^^^
    |
    = note: inner attributes, like `#![no_std]`, annotate the item enclosing them, and are usually found at the beginning of source files. Outer attributes, like `#[test]`, annotate the item following them.
 
-error: attributes are not yet allowed on `if` expressions
-  --> $DIR/attr-stmt-expr-attr-bad.rs:72:53
-   |
-LL | #[cfg(FALSE)] fn e() { let _ = if let _ = 0 {} else #[attr] if let _ = 0 {}; }
-   |                                                     ^^^^^^^
-
 error: expected `{`, found `#`
-  --> $DIR/attr-stmt-expr-attr-bad.rs:72:53
+  --> $DIR/attr-stmt-expr-attr-bad.rs:67:53
    |
 LL | #[cfg(FALSE)] fn e() { let _ = if let _ = 0 {} else #[attr] if let _ = 0 {}; }
    |                                                     ^       ---------------- help: try placing this code inside a block: `{ if let _ = 0 {}; }`
@@ -272,7 +248,7 @@ LL | #[cfg(FALSE)] fn e() { let _ = if let _ = 0 {} else #[attr] if let _ = 0 {}
    |                                                     expected `{`
 
 error: expected `{`, found `#`
-  --> $DIR/attr-stmt-expr-attr-bad.rs:75:66
+  --> $DIR/attr-stmt-expr-attr-bad.rs:69:66
    |
 LL | #[cfg(FALSE)] fn e() { let _ = if let _ = 0 {} else if let _ = 0 #[attr] {}; }
    |                                                     --           ^       --- help: try placing this code inside a block: `{ {}; }`
@@ -281,7 +257,7 @@ LL | #[cfg(FALSE)] fn e() { let _ = if let _ = 0 {} else if let _ = 0 #[attr] {}
    |                                                     this `if` expression has a condition, but no block
 
 error: an inner attribute is not permitted in this context
-  --> $DIR/attr-stmt-expr-attr-bad.rs:77:67
+  --> $DIR/attr-stmt-expr-attr-bad.rs:71:67
    |
 LL | #[cfg(FALSE)] fn e() { let _ = if let _ = 0 {} else if let _ = 0 {#![attr]}; }
    |                                                                   ^^^^^^^^
@@ -289,7 +265,7 @@ LL | #[cfg(FALSE)] fn e() { let _ = if let _ = 0 {} else if let _ = 0 {#![attr]}
    = note: inner attributes, like `#![no_std]`, annotate the item enclosing them, and are usually found at the beginning of source files. Outer attributes, like `#[test]`, annotate the item following them.
 
 error: an inner attribute is not permitted following an outer attribute
-  --> $DIR/attr-stmt-expr-attr-bad.rs:80:32
+  --> $DIR/attr-stmt-expr-attr-bad.rs:74:32
    |
 LL | #[cfg(FALSE)] fn s() { #[attr] #![attr] let _ = 0; }
    |                        ------- ^^^^^^^^ not permitted following an outer attribute
@@ -299,7 +275,7 @@ LL | #[cfg(FALSE)] fn s() { #[attr] #![attr] let _ = 0; }
    = note: inner attributes, like `#![no_std]`, annotate the item enclosing them, and are usually found at the beginning of source files. Outer attributes, like `#[test]`, annotate the item following them.
 
 error: an inner attribute is not permitted following an outer attribute
-  --> $DIR/attr-stmt-expr-attr-bad.rs:82:32
+  --> $DIR/attr-stmt-expr-attr-bad.rs:76:32
    |
 LL | #[cfg(FALSE)] fn s() { #[attr] #![attr] 0; }
    |                        ------- ^^^^^^^^ not permitted following an outer attribute
@@ -309,7 +285,7 @@ LL | #[cfg(FALSE)] fn s() { #[attr] #![attr] 0; }
    = note: inner attributes, like `#![no_std]`, annotate the item enclosing them, and are usually found at the beginning of source files. Outer attributes, like `#[test]`, annotate the item following them.
 
 error: an inner attribute is not permitted following an outer attribute
-  --> $DIR/attr-stmt-expr-attr-bad.rs:84:32
+  --> $DIR/attr-stmt-expr-attr-bad.rs:78:32
    |
 LL | #[cfg(FALSE)] fn s() { #[attr] #![attr] foo!(); }
    |                        ------- ^^^^^^^^ not permitted following an outer attribute
@@ -319,7 +295,7 @@ LL | #[cfg(FALSE)] fn s() { #[attr] #![attr] foo!(); }
    = note: inner attributes, like `#![no_std]`, annotate the item enclosing them, and are usually found at the beginning of source files. Outer attributes, like `#[test]`, annotate the item following them.
 
 error: an inner attribute is not permitted following an outer attribute
-  --> $DIR/attr-stmt-expr-attr-bad.rs:86:32
+  --> $DIR/attr-stmt-expr-attr-bad.rs:80:32
    |
 LL | #[cfg(FALSE)] fn s() { #[attr] #![attr] foo![]; }
    |                        ------- ^^^^^^^^ not permitted following an outer attribute
@@ -329,7 +305,7 @@ LL | #[cfg(FALSE)] fn s() { #[attr] #![attr] foo![]; }
    = note: inner attributes, like `#![no_std]`, annotate the item enclosing them, and are usually found at the beginning of source files. Outer attributes, like `#[test]`, annotate the item following them.
 
 error: an inner attribute is not permitted following an outer attribute
-  --> $DIR/attr-stmt-expr-attr-bad.rs:88:32
+  --> $DIR/attr-stmt-expr-attr-bad.rs:82:32
    |
 LL | #[cfg(FALSE)] fn s() { #[attr] #![attr] foo!{}; }
    |                        ------- ^^^^^^^^ not permitted following an outer attribute
@@ -339,7 +315,7 @@ LL | #[cfg(FALSE)] fn s() { #[attr] #![attr] foo!{}; }
    = note: inner attributes, like `#![no_std]`, annotate the item enclosing them, and are usually found at the beginning of source files. Outer attributes, like `#[test]`, annotate the item following them.
 
 error[E0586]: inclusive range with no end
-  --> $DIR/attr-stmt-expr-attr-bad.rs:94:35
+  --> $DIR/attr-stmt-expr-attr-bad.rs:88:35
    |
 LL | #[cfg(FALSE)] fn e() { match 0 { 0..=#[attr] 10 => () } }
    |                                   ^^^ help: use `..` instead
@@ -347,13 +323,13 @@ LL | #[cfg(FALSE)] fn e() { match 0 { 0..=#[attr] 10 => () } }
    = note: inclusive ranges must be bounded at the end (`..=b` or `a..=b`)
 
 error: expected one of `=>`, `if`, or `|`, found `#`
-  --> $DIR/attr-stmt-expr-attr-bad.rs:94:38
+  --> $DIR/attr-stmt-expr-attr-bad.rs:88:38
    |
 LL | #[cfg(FALSE)] fn e() { match 0 { 0..=#[attr] 10 => () } }
    |                                      ^ expected one of `=>`, `if`, or `|`
 
 error[E0586]: inclusive range with no end
-  --> $DIR/attr-stmt-expr-attr-bad.rs:97:35
+  --> $DIR/attr-stmt-expr-attr-bad.rs:91:35
    |
 LL | #[cfg(FALSE)] fn e() { match 0 { 0..=#[attr] -10 => () } }
    |                                   ^^^ help: use `..` instead
@@ -361,19 +337,19 @@ LL | #[cfg(FALSE)] fn e() { match 0 { 0..=#[attr] -10 => () } }
    = note: inclusive ranges must be bounded at the end (`..=b` or `a..=b`)
 
 error: expected one of `=>`, `if`, or `|`, found `#`
-  --> $DIR/attr-stmt-expr-attr-bad.rs:97:38
+  --> $DIR/attr-stmt-expr-attr-bad.rs:91:38
    |
 LL | #[cfg(FALSE)] fn e() { match 0 { 0..=#[attr] -10 => () } }
    |                                      ^ expected one of `=>`, `if`, or `|`
 
 error: unexpected token: `#`
-  --> $DIR/attr-stmt-expr-attr-bad.rs:100:39
+  --> $DIR/attr-stmt-expr-attr-bad.rs:94:39
    |
 LL | #[cfg(FALSE)] fn e() { match 0 { 0..=-#[attr] 10 => () } }
    |                                       ^
 
 error[E0586]: inclusive range with no end
-  --> $DIR/attr-stmt-expr-attr-bad.rs:102:35
+  --> $DIR/attr-stmt-expr-attr-bad.rs:96:35
    |
 LL | #[cfg(FALSE)] fn e() { match 0 { 0..=#[attr] FOO => () } }
    |                                   ^^^ help: use `..` instead
@@ -381,47 +357,47 @@ LL | #[cfg(FALSE)] fn e() { match 0 { 0..=#[attr] FOO => () } }
    = note: inclusive ranges must be bounded at the end (`..=b` or `a..=b`)
 
 error: expected one of `=>`, `if`, or `|`, found `#`
-  --> $DIR/attr-stmt-expr-attr-bad.rs:102:38
+  --> $DIR/attr-stmt-expr-attr-bad.rs:96:38
    |
 LL | #[cfg(FALSE)] fn e() { match 0 { 0..=#[attr] FOO => () } }
    |                                      ^ expected one of `=>`, `if`, or `|`
 
 error: unexpected token: `#`
-  --> $DIR/attr-stmt-expr-attr-bad.rs:106:34
+  --> $DIR/attr-stmt-expr-attr-bad.rs:100:34
    |
 LL | #[cfg(FALSE)] fn e() { let _ = x.#![attr]foo(); }
    |                                  ^
 
 error: expected one of `.`, `;`, `?`, or an operator, found `#`
-  --> $DIR/attr-stmt-expr-attr-bad.rs:106:34
+  --> $DIR/attr-stmt-expr-attr-bad.rs:100:34
    |
 LL | #[cfg(FALSE)] fn e() { let _ = x.#![attr]foo(); }
    |                                  ^ expected one of `.`, `;`, `?`, or an operator
 
 error: unexpected token: `#`
-  --> $DIR/attr-stmt-expr-attr-bad.rs:109:34
+  --> $DIR/attr-stmt-expr-attr-bad.rs:103:34
    |
 LL | #[cfg(FALSE)] fn e() { let _ = x.#[attr]foo(); }
    |                                  ^
 
 error: expected one of `.`, `;`, `?`, or an operator, found `#`
-  --> $DIR/attr-stmt-expr-attr-bad.rs:109:34
+  --> $DIR/attr-stmt-expr-attr-bad.rs:103:34
    |
 LL | #[cfg(FALSE)] fn e() { let _ = x.#[attr]foo(); }
    |                                  ^ expected one of `.`, `;`, `?`, or an operator
 
 error: expected statement after outer attribute
-  --> $DIR/attr-stmt-expr-attr-bad.rs:114:37
+  --> $DIR/attr-stmt-expr-attr-bad.rs:108:37
    |
 LL | #[cfg(FALSE)] fn e() { { fn foo() { #[attr]; } } }
    |                                     ^^^^^^^
 
 error: expected statement after outer attribute
-  --> $DIR/attr-stmt-expr-attr-bad.rs:116:37
+  --> $DIR/attr-stmt-expr-attr-bad.rs:110:37
    |
 LL | #[cfg(FALSE)] fn e() { { fn foo() { #[attr] } } }
    |                                     ^^^^^^^
 
-error: aborting due to 57 previous errors
+error: aborting due to 53 previous errors
 
 For more information about this error, try `rustc --explain E0586`.
diff --git a/src/test/ui/parser/recovery-attr-on-if.rs b/src/test/ui/parser/recovery-attr-on-if.rs
deleted file mode 100644
index 0d1f5be7b49..00000000000
--- a/src/test/ui/parser/recovery-attr-on-if.rs
+++ /dev/null
@@ -1,9 +0,0 @@
-fn main() {
-    #[attr] if true {};
-    //~^ ERROR cannot find attribute
-    //~| ERROR attributes are not yet allowed on `if` expressions
-    #[attr] if true {};
-    //~^ ERROR cannot find attribute
-    //~| ERROR attributes are not yet allowed on `if` expressions
-    let _recovery_witness: () = 0; //~ ERROR mismatched types
-}
diff --git a/src/test/ui/parser/recovery-attr-on-if.stderr b/src/test/ui/parser/recovery-attr-on-if.stderr
deleted file mode 100644
index a02846827c9..00000000000
--- a/src/test/ui/parser/recovery-attr-on-if.stderr
+++ /dev/null
@@ -1,35 +0,0 @@
-error: attributes are not yet allowed on `if` expressions
-  --> $DIR/recovery-attr-on-if.rs:2:5
-   |
-LL |     #[attr] if true {};
-   |     ^^^^^^^
-
-error: attributes are not yet allowed on `if` expressions
-  --> $DIR/recovery-attr-on-if.rs:5:5
-   |
-LL |     #[attr] if true {};
-   |     ^^^^^^^
-
-error: cannot find attribute `attr` in this scope
-  --> $DIR/recovery-attr-on-if.rs:5:7
-   |
-LL |     #[attr] if true {};
-   |       ^^^^
-
-error: cannot find attribute `attr` in this scope
-  --> $DIR/recovery-attr-on-if.rs:2:7
-   |
-LL |     #[attr] if true {};
-   |       ^^^^
-
-error[E0308]: mismatched types
-  --> $DIR/recovery-attr-on-if.rs:8:33
-   |
-LL |     let _recovery_witness: () = 0;
-   |                            --   ^ expected `()`, found integer
-   |                            |
-   |                            expected due to this
-
-error: aborting due to 5 previous errors
-
-For more information about this error, try `rustc --explain E0308`.
generated by cgit-pink 1.4.1-3-g733a5 (git 2.37.1) at 2026-04-27 04:46:41 +0000