Revert^2 "deletion of clang_cflags & clang_asflags from Soong"

e9a6865bc7c51028ed348f6d1c6b975ee8b98837

Change-Id: I20be0561628ee9da5c1431975f364459b6184330
diff --git a/cc/cc_test.go b/cc/cc_test.go
index 5d569cc..01ac133 100644
--- a/cc/cc_test.go
+++ b/cc/cc_test.go
@@ -4386,3 +4386,93 @@
 		})
 	}
 }
+
+func TestCcBuildBrokenClangAsFlags(t *testing.T) {
+	tests := []struct {
+		name                    string
+		clangAsFlags            []string
+		BuildBrokenClangAsFlags bool
+		err                     string
+	}{
+		{
+			name:         "error when clang_asflags is set",
+			clangAsFlags: []string{"-a", "-b"},
+			err:          "clang_asflags: property is deprecated",
+		},
+		{
+			name:                    "no error when BuildBrokenClangAsFlags is explicitly set to true",
+			clangAsFlags:            []string{"-a", "-b"},
+			BuildBrokenClangAsFlags: true,
+		},
+	}
+
+	for _, test := range tests {
+		t.Run(test.name, func(t *testing.T) {
+			bp := fmt.Sprintf(`
+			cc_library {
+			   name: "foo",
+			   clang_asflags: %s,
+			}`, `["`+strings.Join(test.clangAsFlags, `","`)+`"]`)
+
+			if test.err == "" {
+				android.GroupFixturePreparers(
+					prepareForCcTest,
+					android.FixtureModifyProductVariables(func(variables android.FixtureProductVariables) {
+						if test.BuildBrokenClangAsFlags {
+							variables.BuildBrokenClangAsFlags = test.BuildBrokenClangAsFlags
+						}
+					}),
+				).RunTestWithBp(t, bp)
+			} else {
+				prepareForCcTest.
+					ExtendWithErrorHandler(android.FixtureExpectsOneErrorPattern(test.err)).
+					RunTestWithBp(t, bp)
+			}
+		})
+	}
+}
+
+func TestCcBuildBrokenClangCFlags(t *testing.T) {
+	tests := []struct {
+		name                   string
+		clangCFlags            []string
+		BuildBrokenClangCFlags bool
+		err                    string
+	}{
+		{
+			name:        "error when clang_cflags is set",
+			clangCFlags: []string{"-a", "-b"},
+			err:         "clang_cflags: property is deprecated",
+		},
+		{
+			name:                   "no error when BuildBrokenClangCFlags is explicitly set to true",
+			clangCFlags:            []string{"-a", "-b"},
+			BuildBrokenClangCFlags: true,
+		},
+	}
+
+	for _, test := range tests {
+		t.Run(test.name, func(t *testing.T) {
+			bp := fmt.Sprintf(`
+			cc_library {
+			   name: "foo",
+			   clang_cflags: %s,
+			}`, `["`+strings.Join(test.clangCFlags, `","`)+`"]`)
+
+			if test.err == "" {
+				android.GroupFixturePreparers(
+					prepareForCcTest,
+					android.FixtureModifyProductVariables(func(variables android.FixtureProductVariables) {
+						if test.BuildBrokenClangCFlags {
+							variables.BuildBrokenClangCFlags = test.BuildBrokenClangCFlags
+						}
+					}),
+				).RunTestWithBp(t, bp)
+			} else {
+				prepareForCcTest.
+					ExtendWithErrorHandler(android.FixtureExpectsOneErrorPattern(test.err)).
+					RunTestWithBp(t, bp)
+			}
+		})
+	}
+}