rewrite track-pgo-dep-info to rmake

Author: Oneirical

src/tools/tidy/src/allowed_run_make_makefiles.txt

@@ -158,7 +158,6 @@ run-make/target-without-atomic-cas/Makefile
 run-make/test-benches/Makefile
 run-make/thumb-none-cortex-m/Makefile
 run-make/thumb-none-qemu/Makefile
-run-make/track-pgo-dep-info/Makefile
 run-make/translation/Makefile
 run-make/type-mismatch-same-crate-name/Makefile
 run-make/unstable-flag-required/Makefile

tests/run-make/track-pgo-dep-info/Makefile

@@ -0,0 +1,22 @@
+// Emitting dep-info files used to not have any mention of PGO profiles used
+// in compilation, which meant these profiles could be changed without consequence.
+// After changing this in #100801, this test checks that the profile data is successfully
+// included in dep-info emit files.
+// See https://github.com/rust-lang/rust/pull/100801
+
+//FIXME(Oneirical): try it on musl
+//@ needs-profiler-support
+
+use run_make_support::{fs_wrapper, llvm_profdata, run, rustc};
+
+fn main() {
+    // Generate the profile-guided-optimization (PGO) profiles
+    rustc().profile_generate("profiles").input("main.rs").run();
+    // Merge the profiles
+    run("main");
+    llvm_profdata().merge().output("merged.profdata").input("profiles").run();
+    // Use the profiles in compilation
+    rustc().profile_use("merged.profdata").emit("dep-info").input("main.rs").run();
+    // Check that the profile file is in the dep-info emit file
+    assert!(fs_wrapper::read_to_string("main.d").contains("merged.profdata"));
+}