diff --git a/src/tools/tidy/src/allowed_run_make_makefiles.txt b/src/tools/tidy/src/allowed_run_make_makefiles.txt
index 276d2d694cd..2da4e476e90 100644
--- a/src/tools/tidy/src/allowed_run_make_makefiles.txt
+++ b/src/tools/tidy/src/allowed_run_make_makefiles.txt
@@ -23,7 +23,6 @@ run-make/dep-info-spaces/Makefile
 run-make/dep-info/Makefile
 run-make/dump-ice-to-disk/Makefile
 run-make/dump-mono-stats/Makefile
-run-make/dylib-chain/Makefile
 run-make/emit-path-unhashed/Makefile
 run-make/emit-shared-files/Makefile
 run-make/emit-to-stdout/Makefile
@@ -66,7 +65,6 @@ run-make/issue-35164/Makefile
 run-make/issue-36710/Makefile
 run-make/issue-37839/Makefile
 run-make/issue-40535/Makefile
-run-make/issue-47384/Makefile
 run-make/issue-47551/Makefile
 run-make/issue-69368/Makefile
 run-make/issue-83045/Makefile
@@ -98,7 +96,6 @@ run-make/metadata-dep-info/Makefile
 run-make/min-global-align/Makefile
 run-make/missing-crate-dependency/Makefile
 run-make/mixing-libs/Makefile
-run-make/msvc-opt-minsize/Makefile
 run-make/native-link-modifier-bundle/Makefile
 run-make/native-link-modifier-whole-archive/Makefile
 run-make/no-alloc-shim/Makefile
@@ -136,7 +133,6 @@ run-make/remap-path-prefix-dwarf/Makefile
 run-make/reproducible-build-2/Makefile
 run-make/reproducible-build/Makefile
 run-make/return-non-c-like-enum-from-c/Makefile
-run-make/rlib-chain/Makefile
 run-make/rlib-format-packed-bundled-libs-2/Makefile
 run-make/rlib-format-packed-bundled-libs-3/Makefile
 run-make/rlib-format-packed-bundled-libs/Makefile
@@ -166,7 +162,6 @@ run-make/target-cpu-native/Makefile
 run-make/target-specs/Makefile
 run-make/target-without-atomic-cas/Makefile
 run-make/test-benches/Makefile
-run-make/test-harness/Makefile
 run-make/thumb-none-cortex-m/Makefile
 run-make/thumb-none-qemu/Makefile
 run-make/track-path-dep-info/Makefile
diff --git a/src/tools/tidy/src/ui_tests.rs b/src/tools/tidy/src/ui_tests.rs
index 95857502108..5e6992038e3 100644
--- a/src/tools/tidy/src/ui_tests.rs
+++ b/src/tools/tidy/src/ui_tests.rs
@@ -13,7 +13,7 @@ use std::path::{Path, PathBuf};
 // should all be 1000 or lower. Limits significantly smaller than 1000 are also
 // desirable, because large numbers of files are unwieldy in general. See issue
 // #73494.
-const ENTRY_LIMIT: u32 = 900;
+const ENTRY_LIMIT: u32 = 901;
 // FIXME: The following limits should be reduced eventually.
 
 const ISSUES_ENTRY_LIMIT: u32 = 1672;
diff --git a/tests/run-make/dylib-chain/Makefile b/tests/run-make/dylib-chain/Makefile
deleted file mode 100644
index f1fea99c5ee..00000000000
--- a/tests/run-make/dylib-chain/Makefile
+++ /dev/null
@@ -1,13 +0,0 @@
-# ignore-cross-compile
-include ../tools.mk
-
-all:
-	$(RUSTC) m1.rs -C prefer-dynamic
-	$(RUSTC) m2.rs -C prefer-dynamic
-	$(RUSTC) m3.rs -C prefer-dynamic
-	$(RUSTC) m4.rs
-	$(call RUN,m4)
-	$(call REMOVE_DYLIBS,m1)
-	$(call REMOVE_DYLIBS,m2)
-	$(call REMOVE_DYLIBS,m3)
-	$(call FAIL,m4)
diff --git a/tests/run-make/dylib-chain/rmake.rs b/tests/run-make/dylib-chain/rmake.rs
new file mode 100644
index 00000000000..a96cc350875
--- /dev/null
+++ b/tests/run-make/dylib-chain/rmake.rs
@@ -0,0 +1,23 @@
+// In this test, m4 depends on m3, which depends on m2, which depends on m1.
+// Even though dependencies are chained like this and there is no direct mention
+// of m1 or m2 in m4.rs, compilation and execution should still succeed. Unlike the
+// rlib-chain test, dynamic libraries contain upstream dependencies, and breaking
+// the chain by removing the dylibs causes execution to fail.
+// See https://github.com/rust-lang/rust/issues/10434
+
+//@ ignore-cross-compile
+// Reason: the compiled binary is executed
+
+use run_make_support::{dynamic_lib_name, fs_wrapper, run, run_fail, rustc};
+
+fn main() {
+    rustc().input("m1.rs").arg("-Cprefer-dynamic").run();
+    rustc().input("m2.rs").arg("-Cprefer-dynamic").run();
+    rustc().input("m3.rs").arg("-Cprefer-dynamic").run();
+    rustc().input("m4.rs").run();
+    run("m4");
+    fs_wrapper::remove_file(dynamic_lib_name("m1"));
+    fs_wrapper::remove_file(dynamic_lib_name("m2"));
+    fs_wrapper::remove_file(dynamic_lib_name("m3"));
+    run_fail("m4");
+}
diff --git a/tests/run-make/issue-47384/lib.rs b/tests/run-make/include-all-symbols-linking/lib.rs
similarity index 100%
rename from tests/run-make/issue-47384/lib.rs
rename to tests/run-make/include-all-symbols-linking/lib.rs
diff --git a/tests/run-make/issue-47384/linker.ld b/tests/run-make/include-all-symbols-linking/linker.ld
similarity index 100%
rename from tests/run-make/issue-47384/linker.ld
rename to tests/run-make/include-all-symbols-linking/linker.ld
diff --git a/tests/run-make/issue-47384/main.rs b/tests/run-make/include-all-symbols-linking/main.rs
similarity index 100%
rename from tests/run-make/issue-47384/main.rs
rename to tests/run-make/include-all-symbols-linking/main.rs
diff --git a/tests/run-make/include-all-symbols-linking/rmake.rs b/tests/run-make/include-all-symbols-linking/rmake.rs
new file mode 100644
index 00000000000..77fd71ab20d
--- /dev/null
+++ b/tests/run-make/include-all-symbols-linking/rmake.rs
@@ -0,0 +1,31 @@
+// Linkers treat archives differently from object files: all object files participate in linking,
+// while archives will only participate in linking if they can satisfy at least one undefined
+// reference (version scripts doesn't count). This causes `#[no_mangle]` or `#[used]` items to
+// be ignored by the linker, and since they never participate in the linking, using `KEEP` in the
+// linker scripts can't keep them either. This causes #47384. After the fix in #95604, this test
+// checks that these symbols and sections successfully appear in the output dynamic library.
+// See https://github.com/rust-lang/rust/pull/95604
+// See https://github.com/rust-lang/rust/issues/47384
+
+//@ only-linux
+// Reason: differences in object file formats on OSX and Windows
+// causes errors in the llvm_objdump step
+
+use run_make_support::{dynamic_lib_name, llvm_objdump, llvm_readobj, rustc};
+
+fn main() {
+    rustc().crate_type("lib").input("lib.rs").run();
+    rustc().crate_type("cdylib").link_args("-Tlinker.ld").input("main.rs").run();
+    // Ensure `#[used]` and `KEEP`-ed section is there
+    llvm_objdump()
+        .arg("--full-contents")
+        .arg("--section=.static")
+        .input(dynamic_lib_name("main"))
+        .run();
+    // Ensure `#[no_mangle]` symbol is there
+    llvm_readobj()
+        .arg("--symbols")
+        .input(dynamic_lib_name("main"))
+        .run()
+        .assert_stdout_contains("bar");
+}
diff --git a/tests/run-make/issue-47384/Makefile b/tests/run-make/issue-47384/Makefile
deleted file mode 100644
index afc77cb275a..00000000000
--- a/tests/run-make/issue-47384/Makefile
+++ /dev/null
@@ -1,12 +0,0 @@
-include ../tools.mk
-
-# only-linux
-# ignore-cross-compile
-
-all: main.rs
-	$(RUSTC) --crate-type lib lib.rs
-	$(RUSTC) --crate-type cdylib -Clink-args="-Tlinker.ld" main.rs
-	# Ensure `#[used]` and `KEEP`-ed section is there
-	objdump -s -j".static" $(TMPDIR)/libmain.so
-	# Ensure `#[no_mangle]` symbol is there
-	nm $(TMPDIR)/libmain.so | $(CGREP) bar
diff --git a/tests/run-make/msvc-opt-minsize/Makefile b/tests/run-make/msvc-opt-minsize/Makefile
deleted file mode 100644
index 32e6e28018f..00000000000
--- a/tests/run-make/msvc-opt-minsize/Makefile
+++ /dev/null
@@ -1,6 +0,0 @@
-# ignore-cross-compile
-include ../tools.mk
-
-all:
-	$(RUSTC) foo.rs -Copt-level=z 2>&1
-	$(call RUN,foo)
diff --git a/tests/run-make/msvc-opt-minsize/foo.rs b/tests/run-make/msvc-opt-minsize/foo.rs
deleted file mode 100644
index 3f5496c08ee..00000000000
--- a/tests/run-make/msvc-opt-minsize/foo.rs
+++ /dev/null
@@ -1,19 +0,0 @@
-#![feature(test)]
-extern crate test;
-
-fn foo(x: i32, y: i32) -> i64 {
-    (x + y) as i64
-}
-
-#[inline(never)]
-fn bar() {
-    let _f = Box::new(0);
-    // This call used to trigger an LLVM bug in opt-level z where the base
-    // pointer gets corrupted, see issue #45034
-    let y: fn(i32, i32) -> i64 = test::black_box(foo);
-    test::black_box(y(1, 2));
-}
-
-fn main() {
-    bar();
-}
diff --git a/tests/run-make/rlib-chain/Makefile b/tests/run-make/rlib-chain/Makefile
deleted file mode 100644
index 7a1f887fa52..00000000000
--- a/tests/run-make/rlib-chain/Makefile
+++ /dev/null
@@ -1,11 +0,0 @@
-# ignore-cross-compile
-include ../tools.mk
-
-all:
-	$(RUSTC) m1.rs
-	$(RUSTC) m2.rs
-	$(RUSTC) m3.rs
-	$(RUSTC) m4.rs
-	$(call RUN,m4)
-	rm $(TMPDIR)/*lib
-	$(call RUN,m4)
diff --git a/tests/run-make/rlib-chain/rmake.rs b/tests/run-make/rlib-chain/rmake.rs
new file mode 100644
index 00000000000..0947262bf62
--- /dev/null
+++ b/tests/run-make/rlib-chain/rmake.rs
@@ -0,0 +1,23 @@
+// In this test, m4 depends on m3, which depends on m2, which depends on m1.
+// Even though dependencies are chained like this and there is no direct mention
+// of m1 or m2 in m4.rs, compilation and execution should still succeed. Unlike
+// the dylib-chain test, rlibs do not contain upstream dependencies, and removing
+// the libraries still allows m4 to successfully execute.
+// See https://github.com/rust-lang/rust/issues/10434
+
+//@ ignore-cross-compile
+// Reason: the compiled binary is executed
+
+use run_make_support::{fs_wrapper, run, rust_lib_name, rustc};
+
+fn main() {
+    rustc().input("m1.rs").run();
+    rustc().input("m2.rs").run();
+    rustc().input("m3.rs").run();
+    rustc().input("m4.rs").run();
+    run("m4");
+    fs_wrapper::remove_file(rust_lib_name("m1"));
+    fs_wrapper::remove_file(rust_lib_name("m2"));
+    fs_wrapper::remove_file(rust_lib_name("m3"));
+    run("m4");
+}
diff --git a/tests/run-make/test-harness/Makefile b/tests/run-make/test-harness/Makefile
deleted file mode 100644
index ee8c9294f91..00000000000
--- a/tests/run-make/test-harness/Makefile
+++ /dev/null
@@ -1,9 +0,0 @@
-# ignore-cross-compile
-include ../tools.mk
-
-all:
-	# check that #[cfg_attr(..., ignore)] does the right thing.
-	$(RUSTC) --test test-ignore-cfg.rs --cfg ignorecfg
-	$(call RUN,test-ignore-cfg) | $(CGREP) 'shouldnotignore ... ok' 'shouldignore ... ignored'
-	$(call RUN,test-ignore-cfg --quiet) | $(CGREP) -e "^i\.$$"
-	$(call RUN,test-ignore-cfg --quiet) | $(CGREP) -v 'should'
diff --git a/tests/run-make/test-harness/rmake.rs b/tests/run-make/test-harness/rmake.rs
new file mode 100644
index 00000000000..30b3d00f4d1
--- /dev/null
+++ b/tests/run-make/test-harness/rmake.rs
@@ -0,0 +1,25 @@
+// The way test suites run can be modified using configuration flags,
+// ignoring certain tests while running others. This test contains two
+// functions, one which must run and the other which must not. The standard
+// output is checked to verify that the ignore configuration is doing its job,
+// and that output is successfully minimized with the --quiet flag.
+// See https://github.com/rust-lang/rust/commit/f7ebe23ae185991b0fee05b32fbb3e29b89a41bf
+
+//@ ignore-cross-compile
+// Reason: the compiled binary is executed
+
+use run_make_support::{run, run_with_args, rustc};
+
+fn main() {
+    rustc().arg("--test").input("test-ignore-cfg.rs").cfg("ignorecfg").run();
+    // check that #[cfg_attr(..., ignore)] does the right thing.
+    run("test-ignore-cfg")
+        .assert_stdout_contains("shouldnotignore ... ok")
+        .assert_stdout_contains("shouldignore ... ignored");
+    assert_eq!(
+        // One of the lines is exactly "i."
+        run_with_args("test-ignore-cfg", &["--quiet"]).stdout_utf8().lines().find(|&x| x == "i."),
+        Some("i.")
+    );
+    run_with_args("test-ignore-cfg", &["--quiet"]).assert_stdout_not_contains("should");
+}
diff --git a/tests/ui/msvc-opt-minsize.rs b/tests/ui/msvc-opt-minsize.rs
new file mode 100644
index 00000000000..c1be168a05d
--- /dev/null
+++ b/tests/ui/msvc-opt-minsize.rs
@@ -0,0 +1,31 @@
+// A previously outdated version of LLVM caused compilation failures on Windows
+// specifically with optimization level `z`. After the update to a more recent LLVM
+// version, this test checks that compilation and execution both succeed.
+// See https://github.com/rust-lang/rust/issues/45034
+
+//@ ignore-cross-compile
+// Reason: the compiled binary is executed
+//@ only-windows
+// Reason: the observed bug only occurs on Windows
+//@ run-pass
+//@ compile-flags: -C opt-level=z
+
+#![feature(test)]
+extern crate test;
+
+fn foo(x: i32, y: i32) -> i64 {
+    (x + y) as i64
+}
+
+#[inline(never)]
+fn bar() {
+    let _f = Box::new(0);
+    // This call used to trigger an LLVM bug in opt-level z where the base
+    // pointer gets corrupted, see issue #45034
+    let y: fn(i32, i32) -> i64 = test::black_box(foo);
+    test::black_box(y(1, 2));
+}
+
+fn main() {
+    bar();
+}