[CI] Add flang-rt to pre-merge configuration (llvm#156039)

Currently if you modify something in flang-rt, no tests are run at all.

Author: nikic

.ci/compute_projects.py

@@ -26,6 +26,7 @@
     "libc": {"clang", "lld"},
     "openmp": {"clang", "lld"},
     "flang": {"llvm", "clang"},
+    "flang-rt": {"flang"},
     "lldb": {"llvm", "clang"},
     "libclc": {"llvm", "clang"},
     "lld": {"llvm"},
@@ -80,7 +81,9 @@
     "clang-tools-extra": {"libc"},
     "libc": {"libc"},
     "compiler-rt": {"compiler-rt"},
-    ".ci": {"compiler-rt", "libc"},
+    "flang": {"flang-rt"},
+    "flang-rt": {"flang-rt"},
+    ".ci": {"compiler-rt", "libc", "flang-rt"},
 }
 DEPENDENT_RUNTIMES_TO_TEST_NEEDS_RECONFIG = {
     "llvm": {"libcxx", "libcxxabi", "libunwind"},
@@ -103,6 +106,7 @@
     "libcxx",
     "libcxxabi",
     "libunwind",
+    "flang-rt",
 }
 
 # These are projects that we should test if the project itself is changed but
@@ -140,6 +144,7 @@
     "bolt": "check-bolt",
     "lld": "check-lld",
     "flang": "check-flang",
+    "flang-rt": "check-flang-rt",
     "libc": "check-libc",
     "lld": "check-lld",
     "lldb": "check-lldb",
@@ -148,7 +153,7 @@
     "polly": "check-polly",
 }
 
-RUNTIMES = {"libcxx", "libcxxabi", "libunwind", "compiler-rt", "libc"}
+RUNTIMES = {"libcxx", "libcxxabi", "libunwind", "compiler-rt", "libc", "flang-rt"}
 
 # Meta projects are projects that need explicit handling but do not reside
 # in their own top level folder. To add a meta project, the start of the path

.ci/compute_projects_test.py

@@ -216,8 +216,8 @@ def test_flang(self):
         )
         self.assertEqual(env_variables["projects_to_build"], "clang;flang;llvm")
         self.assertEqual(env_variables["project_check_targets"], "check-flang")
-        self.assertEqual(env_variables["runtimes_to_build"], "")
-        self.assertEqual(env_variables["runtimes_check_targets"], "")
+        self.assertEqual(env_variables["runtimes_to_build"], "flang-rt")
+        self.assertEqual(env_variables["runtimes_check_targets"], "check-flang-rt")
         self.assertEqual(env_variables["runtimes_check_targets_needs_reconfig"], "")
         self.assertEqual(env_variables["enable_cir"], "OFF")
 
@@ -293,11 +293,11 @@ def test_ci(self):
         )
         self.assertEqual(
             env_variables["runtimes_to_build"],
-            "compiler-rt;libc;libcxx;libcxxabi;libunwind",
+            "compiler-rt;flang-rt;libc;libcxx;libcxxabi;libunwind",
         )
         self.assertEqual(
             env_variables["runtimes_check_targets"],
-            "check-compiler-rt check-libc",
+            "check-compiler-rt check-flang-rt check-libc",
         )
         self.assertEqual(
             env_variables["runtimes_check_targets_needs_reconfig"],
@@ -367,11 +367,11 @@ def test_premerge_workflow(self):
         )
         self.assertEqual(
             env_variables["runtimes_to_build"],
-            "compiler-rt;libc;libcxx;libcxxabi;libunwind",
+            "compiler-rt;flang-rt;libc;libcxx;libcxxabi;libunwind",
         )
         self.assertEqual(
             env_variables["runtimes_check_targets"],
-            "check-compiler-rt check-libc",
+            "check-compiler-rt check-flang-rt check-libc",
         )
         self.assertEqual(
             env_variables["runtimes_check_targets_needs_reconfig"],
@@ -402,11 +402,11 @@ def test_third_party_benchmark(self):
         )
         self.assertEqual(
             env_variables["runtimes_to_build"],
-            "compiler-rt;libc;libcxx;libcxxabi;libunwind",
+            "compiler-rt;flang-rt;libc;libcxx;libcxxabi;libunwind",
         )
         self.assertEqual(
             env_variables["runtimes_check_targets"],
-            "check-compiler-rt check-libc",
+            "check-compiler-rt check-flang-rt check-libc",
         )
         self.assertEqual(
             env_variables["runtimes_check_targets_needs_reconfig"],