Fix cg_clif testing coretests

Author: bjorn3

build_system/tests.rs

@@ -151,7 +151,7 @@ const EXTENDED_SYSROOT_SUITE: &[TestCase] = &[
         apply_patches(
             &runner.dirs,
             "coretests",
-            &runner.stdlib_source.join("library/core/tests"),
+            &runner.stdlib_source.join("library/coretests"),
             &LIBCORE_TESTS_SRC.to_path(&runner.dirs),
         );
 

patches/0022-coretests-Disable-not-compiling-tests.patch

@@ -10,21 +10,20 @@ Cranelift doesn't support them yet
  library/core/tests/atomic.rs          |  4 ---
  4 files changed, 4 insertions(+), 50 deletions(-)
 
-diff --git a/lib.rs b/lib.rs
+diff --git a/tests/lib.rs b/tests/lib.rs
 index 1e336bf..35e6f54 100644
---- a/lib.rs
-+++ b/lib.rs
-@@ -2,6 +2,5 @@
- #![cfg(test)]
+--- a/tests/lib.rs
++++ b/tests/lib.rs
+@@ -2,5 +2,4 @@
  // tidy-alphabetical-start
 -#![cfg_attr(target_has_atomic = "128", feature(integer_atomics))]
  #![cfg_attr(test, feature(cfg_match))]
  #![feature(alloc_layout_extra)]
  #![feature(array_chunks)]
-diff --git a/atomic.rs b/atomic.rs
+diff --git a/tests/atomic.rs b/tests/atomic.rs
 index b735957..ea728b6 100644
---- a/atomic.rs
-+++ b/atomic.rs
+--- a/tests/atomic.rs
++++ b/tests/atomic.rs
 @@ -185,10 +185,6 @@ fn atomic_alignment() {
      assert_eq!(align_of::<AtomicU64>(), size_of::<AtomicU64>());
      #[cfg(target_has_atomic = "64")]

patches/0027-coretests-128bit-atomic-operations.patch

@@ -7,10 +7,10 @@ Subject: [PATCH] Disable long running tests
  library/core/tests/slice.rs | 2 ++
  1 file changed, 2 insertions(+)
 
-diff --git a/slice.rs b/slice.rs
+diff --git a/tests/slice.rs b/tests/slice.rs
 index 8402833..84592e0 100644
---- a/slice.rs
-+++ b/slice.rs
+--- a/tests/slice.rs
++++ b/tests/slice.rs
 @@ -1809,6 +1809,7 @@ fn sort_unstable() {
      }
  }