Support incremental in compiletest for non-incremental modes.

src/test/ui/associated-type-bounds/traits-assoc-type-macros.rs

@@ -1,5 +1,5 @@
 // check-pass
-// compile-flags:-Cincremental=tmp/traits-assoc-type-macros
+// incremental
 
 // This test case makes sure that we can compile with incremental compilation
 // enabled when there are macros, traits, inheritance and associated types involved.

src/test/ui/async-await/issue-72442.rs

@@ -1,5 +1,5 @@
 // edition:2018
-// compile-flags:-Cincremental=tmp/issue-72442
+// incremental
 
 use std::fs::File;
 use std::future::Future;

src/test/ui/async-await/issues/issue-64964.rs

@@ -1,5 +1,6 @@
 // check-pass
-// compile-flags: -Z query-dep-graph -C incremental=tmp/issue-64964
+// incremental
+// compile-flags: -Z query-dep-graph
 // edition:2018
 
 // Regression test for ICE related to `await`ing in a method + incr. comp. (#64964)

src/test/ui/dep-graph/dep-graph-assoc-type-codegen.rs

@@ -1,7 +1,8 @@
 // Test that when a trait impl changes, fns whose body uses that trait
 // must also be recompiled.
 
-// compile-flags: -Z query-dep-graph -C incremental=tmp/dep-graph-assoc-type-codegen
+// incremental
+// compile-flags: -Z query-dep-graph
 
 #![feature(rustc_attrs)]
 #![allow(warnings)]

src/test/ui/dep-graph/dep-graph-assoc-type-codegen.stderr

@@ -1,5 +1,5 @@
 error: OK
-  --> $DIR/dep-graph-assoc-type-codegen.rs:28:5
+  --> $DIR/dep-graph-assoc-type-codegen.rs:29:5
    |
 LL |     #[rustc_then_this_would_need(typeck)]
    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

src/test/ui/dep-graph/dep-graph-caller-callee.rs

@@ -1,7 +1,8 @@
 // Test that immediate callers have to change when callee changes, but
 // not callers' callers.
 
-// compile-flags: -Z query-dep-graph -C incremental=tmp/dep-graph-caller-callee
+// incremental
+// compile-flags: -Z query-dep-graph
 
 #![feature(rustc_attrs)]
 #![allow(dead_code)]

src/test/ui/dep-graph/dep-graph-caller-callee.stderr

@@ -1,11 +1,11 @@
 error: OK
-  --> $DIR/dep-graph-caller-callee.rs:20:5
+  --> $DIR/dep-graph-caller-callee.rs:21:5
    |
 LL |     #[rustc_then_this_would_need(typeck)]
    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 error: no path from `x` to `typeck`
-  --> $DIR/dep-graph-caller-callee.rs:31:5
+  --> $DIR/dep-graph-caller-callee.rs:32:5
    |
 LL |     #[rustc_then_this_would_need(typeck)]
    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

src/test/ui/dep-graph/dep-graph-struct-signature.rs

@@ -1,7 +1,8 @@
 // Test cases where a changing struct appears in the signature of fns
 // and methods.
 
-// compile-flags: -Z query-dep-graph -C incremental=tmp/dep-graph-struct-signature
+// incremental
+// compile-flags: -Z query-dep-graph
 
 #![feature(rustc_attrs)]
 #![allow(dead_code)]

src/test/ui/dep-graph/dep-graph-struct-signature.stderr

@@ -1,131 +1,131 @@
 error: no path from `WillChange` to `type_of`
-  --> $DIR/dep-graph-struct-signature.rs:27:5
+  --> $DIR/dep-graph-struct-signature.rs:28:5
    |
 LL |     #[rustc_then_this_would_need(type_of)]
    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 error: no path from `WillChange` to `associated_item`
-  --> $DIR/dep-graph-struct-signature.rs:28:5
+  --> $DIR/dep-graph-struct-signature.rs:29:5
    |
 LL |     #[rustc_then_this_would_need(associated_item)]
    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 error: no path from `WillChange` to `trait_def`
-  --> $DIR/dep-graph-struct-signature.rs:29:5
+  --> $DIR/dep-graph-struct-signature.rs:30:5
    |
 LL |     #[rustc_then_this_would_need(trait_def)]
    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 error: OK
-  --> $DIR/dep-graph-struct-signature.rs:31:9
+  --> $DIR/dep-graph-struct-signature.rs:32:9
    |
 LL |         #[rustc_then_this_would_need(fn_sig)]
    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
-error: OK
-  --> $DIR/dep-graph-struct-signature.rs:35:5
-   |
-LL |     #[rustc_then_this_would_need(fn_sig)]
-   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
-
 error: OK
   --> $DIR/dep-graph-struct-signature.rs:36:5
    |
-LL |     #[rustc_then_this_would_need(typeck)]
+LL |     #[rustc_then_this_would_need(fn_sig)]
    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 error: OK
-  --> $DIR/dep-graph-struct-signature.rs:39:5
+  --> $DIR/dep-graph-struct-signature.rs:37:5
    |
-LL |     #[rustc_then_this_would_need(fn_sig)]
+LL |     #[rustc_then_this_would_need(typeck)]
    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 error: OK
   --> $DIR/dep-graph-struct-signature.rs:40:5
    |
+LL |     #[rustc_then_this_would_need(fn_sig)]
+   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+
+error: OK
+  --> $DIR/dep-graph-struct-signature.rs:41:5
+   |
 LL |     #[rustc_then_this_would_need(typeck)]
    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 error: OK
-  --> $DIR/dep-graph-struct-signature.rs:45:5
+  --> $DIR/dep-graph-struct-signature.rs:46:5
    |
 LL |     #[rustc_then_this_would_need(type_of)]
    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
-error: OK
-  --> $DIR/dep-graph-struct-signature.rs:47:9
-   |
-LL |         #[rustc_then_this_would_need(fn_sig)]
-   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
-
 error: OK
   --> $DIR/dep-graph-struct-signature.rs:48:9
    |
+LL |         #[rustc_then_this_would_need(fn_sig)]
+   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+
+error: OK
+  --> $DIR/dep-graph-struct-signature.rs:49:9
+   |
 LL |         #[rustc_then_this_would_need(typeck)]
    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 error: OK
-  --> $DIR/dep-graph-struct-signature.rs:52:5
+  --> $DIR/dep-graph-struct-signature.rs:53:5
    |
 LL |     #[rustc_then_this_would_need(type_of)]
    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
-error: OK
-  --> $DIR/dep-graph-struct-signature.rs:54:9
-   |
-LL |         #[rustc_then_this_would_need(fn_sig)]
-   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
-
 error: OK
   --> $DIR/dep-graph-struct-signature.rs:55:9
    |
+LL |         #[rustc_then_this_would_need(fn_sig)]
+   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+
+error: OK
+  --> $DIR/dep-graph-struct-signature.rs:56:9
+   |
 LL |         #[rustc_then_this_would_need(typeck)]
    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 error: OK
-  --> $DIR/dep-graph-struct-signature.rs:60:9
+  --> $DIR/dep-graph-struct-signature.rs:61:9
    |
 LL |         #[rustc_then_this_would_need(type_of)]
    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 error: OK
-  --> $DIR/dep-graph-struct-signature.rs:62:9
+  --> $DIR/dep-graph-struct-signature.rs:63:9
    |
 LL |         #[rustc_then_this_would_need(type_of)]
    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 error: no path from `WillChange` to `type_of`
-  --> $DIR/dep-graph-struct-signature.rs:67:5
+  --> $DIR/dep-graph-struct-signature.rs:68:5
    |
 LL |     #[rustc_then_this_would_need(type_of)]
    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 error: no path from `WillChange` to `type_of`
-  --> $DIR/dep-graph-struct-signature.rs:74:5
+  --> $DIR/dep-graph-struct-signature.rs:75:5
    |
 LL |     #[rustc_then_this_would_need(type_of)]
    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 error: no path from `WillChange` to `fn_sig`
-  --> $DIR/dep-graph-struct-signature.rs:76:9
+  --> $DIR/dep-graph-struct-signature.rs:77:9
    |
 LL |         #[rustc_then_this_would_need(fn_sig)]
    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 error: no path from `WillChange` to `fn_sig`
-  --> $DIR/dep-graph-struct-signature.rs:80:5
+  --> $DIR/dep-graph-struct-signature.rs:81:5
    |
 LL |     #[rustc_then_this_would_need(fn_sig)]
    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 error: no path from `WillChange` to `fn_sig`
-  --> $DIR/dep-graph-struct-signature.rs:83:5
+  --> $DIR/dep-graph-struct-signature.rs:84:5
    |
 LL |     #[rustc_then_this_would_need(fn_sig)]
    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 error: no path from `WillChange` to `typeck`
-  --> $DIR/dep-graph-struct-signature.rs:84:5
+  --> $DIR/dep-graph-struct-signature.rs:85:5
    |
 LL |     #[rustc_then_this_would_need(typeck)]
    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

src/test/ui/dep-graph/dep-graph-trait-impl-two-traits-same-method.rs

@@ -1,7 +1,8 @@
 // Test that adding an impl to a trait `Foo` DOES affect functions
 // that only use `Bar` if they have methods in common.
 
-// compile-flags: -Z query-dep-graph -C incremental=tmp/dep-graph-trait-impl-two-traits-same-method
+// incremental
+// compile-flags: -Z query-dep-graph
 
 #![feature(rustc_attrs)]
 #![allow(dead_code)]

src/test/ui/dep-graph/dep-graph-trait-impl-two-traits-same-method.stderr

@@ -1,11 +1,11 @@
 error: OK
-  --> $DIR/dep-graph-trait-impl-two-traits-same-method.rs:32:5
+  --> $DIR/dep-graph-trait-impl-two-traits-same-method.rs:33:5
    |
 LL |     #[rustc_then_this_would_need(typeck)]
    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 error: no path from `x::<impl Foo for u32>` to `typeck`
-  --> $DIR/dep-graph-trait-impl-two-traits-same-method.rs:41:5
+  --> $DIR/dep-graph-trait-impl-two-traits-same-method.rs:42:5
    |
 LL |     #[rustc_then_this_would_need(typeck)]
    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

src/test/ui/dep-graph/dep-graph-trait-impl-two-traits.rs

@@ -1,7 +1,8 @@
 // Test that adding an impl to a trait `Foo` does not affect functions
 // that only use `Bar`, so long as they do not have methods in common.
 
-// compile-flags: -Z query-dep-graph -C incremental=tmp/dep-graph-trait-impl-two-traits
+// incremental
+// compile-flags: -Z query-dep-graph
 
 #![feature(rustc_attrs)]
 #![allow(warnings)]

src/test/ui/dep-graph/dep-graph-trait-impl-two-traits.stderr

@@ -1,11 +1,11 @@
 error: no path from `x::<impl Foo for char>` to `typeck`
-  --> $DIR/dep-graph-trait-impl-two-traits.rs:31:5
+  --> $DIR/dep-graph-trait-impl-two-traits.rs:32:5
    |
 LL |     #[rustc_then_this_would_need(typeck)]
    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 error: no path from `x::<impl Foo for char>` to `typeck`
-  --> $DIR/dep-graph-trait-impl-two-traits.rs:40:5
+  --> $DIR/dep-graph-trait-impl-two-traits.rs:41:5
    |
 LL |     #[rustc_then_this_would_need(typeck)]
    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

src/test/ui/dep-graph/dep-graph-trait-impl.rs

@@ -1,7 +1,8 @@
 // Test that when a trait impl changes, fns whose body uses that trait
 // must also be recompiled.
 
-// compile-flags: -Z query-dep-graph -C incremental=tmp/dep-graph-trait-impl
+// incremental
+// compile-flags: -Z query-dep-graph
 
 #![feature(rustc_attrs)]
 #![allow(warnings)]

src/test/ui/dep-graph/dep-graph-trait-impl.stderr

@@ -1,29 +1,29 @@
 error: OK
-  --> $DIR/dep-graph-trait-impl.rs:27:5
+  --> $DIR/dep-graph-trait-impl.rs:28:5
    |
 LL |     #[rustc_then_this_would_need(typeck)]
    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 error: OK
-  --> $DIR/dep-graph-trait-impl.rs:32:5
+  --> $DIR/dep-graph-trait-impl.rs:33:5
    |
 LL |     #[rustc_then_this_would_need(typeck)]
    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 error: OK
-  --> $DIR/dep-graph-trait-impl.rs:37:5
+  --> $DIR/dep-graph-trait-impl.rs:38:5
    |
 LL |     #[rustc_then_this_would_need(typeck)]
    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 error: OK
-  --> $DIR/dep-graph-trait-impl.rs:42:5
+  --> $DIR/dep-graph-trait-impl.rs:43:5
    |
 LL |     #[rustc_then_this_would_need(typeck)]
    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 error: no path from `x::<impl Foo for char>` to `typeck`
-  --> $DIR/dep-graph-trait-impl.rs:55:5
+  --> $DIR/dep-graph-trait-impl.rs:56:5
    |
 LL |     #[rustc_then_this_would_need(typeck)]
    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

src/test/ui/dep-graph/dep-graph-type-alias.rs

@@ -1,6 +1,7 @@
 // Test that changing what a `type` points to does not go unnoticed.
 
-// compile-flags: -Z query-dep-graph -C incremental=tmp/dep-graph-type-alias
+// incremental
+// compile-flags: -Z query-dep-graph
 
 #![feature(rustc_attrs)]
 #![allow(dead_code)]

src/test/ui/dep-graph/dep-graph-type-alias.stderr

@@ -1,71 +1,71 @@
 error: no path from `TypeAlias` to `type_of`
-  --> $DIR/dep-graph-type-alias.rs:17:1
+  --> $DIR/dep-graph-type-alias.rs:18:1
    |
 LL | #[rustc_then_this_would_need(type_of)]
    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 error: OK
-  --> $DIR/dep-graph-type-alias.rs:19:5
+  --> $DIR/dep-graph-type-alias.rs:20:5
    |
 LL |     #[rustc_then_this_would_need(type_of)]
    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 error: no path from `TypeAlias` to `type_of`
-  --> $DIR/dep-graph-type-alias.rs:24:1
+  --> $DIR/dep-graph-type-alias.rs:25:1
    |
 LL | #[rustc_then_this_would_need(type_of)]
    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 error: OK
-  --> $DIR/dep-graph-type-alias.rs:27:9
+  --> $DIR/dep-graph-type-alias.rs:28:9
    |
 LL |         #[rustc_then_this_would_need(type_of)]
    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 error: no path from `TypeAlias` to `type_of`
-  --> $DIR/dep-graph-type-alias.rs:33:1
+  --> $DIR/dep-graph-type-alias.rs:34:1
    |
 LL | #[rustc_then_this_would_need(type_of)]
    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 error: OK
-  --> $DIR/dep-graph-type-alias.rs:35:5
+  --> $DIR/dep-graph-type-alias.rs:36:5
    |
 LL |     #[rustc_then_this_would_need(fn_sig)]
    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 error: no path from `TypeAlias` to `type_of`
-  --> $DIR/dep-graph-type-alias.rs:41:1
+  --> $DIR/dep-graph-type-alias.rs:42:1
    |
 LL | #[rustc_then_this_would_need(type_of)]
    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 error: OK
-  --> $DIR/dep-graph-type-alias.rs:43:5
+  --> $DIR/dep-graph-type-alias.rs:44:5
    |
 LL |     #[rustc_then_this_would_need(fn_sig)]
    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 error: OK
-  --> $DIR/dep-graph-type-alias.rs:44:5
+  --> $DIR/dep-graph-type-alias.rs:45:5
    |
 LL |     #[rustc_then_this_would_need(typeck)]
    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 error: OK
-  --> $DIR/dep-graph-type-alias.rs:48:1
+  --> $DIR/dep-graph-type-alias.rs:49:1
    |
 LL | #[rustc_then_this_would_need(type_of)]
    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 error: OK
-  --> $DIR/dep-graph-type-alias.rs:51:1
+  --> $DIR/dep-graph-type-alias.rs:52:1
    |
 LL | #[rustc_then_this_would_need(fn_sig)]
    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
 error: OK
-  --> $DIR/dep-graph-type-alias.rs:52:1
+  --> $DIR/dep-graph-type-alias.rs:53:1
    |
 LL | #[rustc_then_this_would_need(typeck)]
    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

src/test/ui/dep-graph/dep-graph-variance-alias.rs

@@ -1,7 +1,8 @@
 // Test that changing what a `type` points to does not go unnoticed
 // by the variance analysis.
 
-// compile-flags: -Z query-dep-graph -C incremental=tmp/dep-graph-variance-alias
+// incremental
+// compile-flags: -Z query-dep-graph
 
 #![feature(rustc_attrs)]
 #![allow(dead_code)]

src/test/ui/dep-graph/dep-graph-variance-alias.stderr

@@ -1,5 +1,5 @@
 error: OK
-  --> $DIR/dep-graph-variance-alias.rs:18:1
+  --> $DIR/dep-graph-variance-alias.rs:19:1
    |
 LL | #[rustc_then_this_would_need(variances_of)]
    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

src/test/ui/suggestions/issue-72766.rs

@@ -1,5 +1,5 @@
 // edition:2018
-// compile-flags: -Cincremental=tmp/issue-72766
+// incremental
 
 pub struct SadGirl;
 

src/test/ui/wf/hir-wf-check-erase-regions.rs

@@ -1,5 +1,5 @@
 // Regression test for #87549.
-// compile-flags: -C incremental=tmp/wf/hir-wf-check-erase-regions
+// incremental
 
 pub struct Table<T, const N: usize>([Option<T>; N]);