[libFuzzer] deprecate equivalence_server

llvm-svn: 332316

compiler-rt/lib/fuzzer/FuzzerDriver.cpp

@@ -663,6 +663,7 @@ int FuzzerDriver(int *argc, char ***argv, UserCallback Callback) {
   if (Flags.cleanse_crash)
     return CleanseCrashInput(Args, Options);
 
+#if 0  // deprecated, to be removed.
   if (auto Name = Flags.run_equivalence_server) {
     SMR.Destroy(Name);
     if (!SMR.Create(Name)) {
@@ -688,6 +689,7 @@ int FuzzerDriver(int *argc, char ***argv, UserCallback Callback) {
     }
     Printf("INFO: EQUIVALENCE CLIENT UP\n");
   }
+#endif
 
   if (DoPlainRun) {
     Options.SaveArtifacts = false;

compiler-rt/lib/fuzzer/FuzzerFlags.def

@@ -144,8 +144,8 @@ FUZZER_FLAG_INT(ignore_remaining_args, 0, "If 1, ignore all arguments passed "
                 "after this one. Useful for fuzzers that need to do their own "
                 "argument parsing.")
 
-FUZZER_FLAG_STRING(run_equivalence_server, "Experimental")
-FUZZER_FLAG_STRING(use_equivalence_server, "Experimental")
+FUZZER_DEPRECATED_FLAG(run_equivalence_server)
+FUZZER_DEPRECATED_FLAG(use_equivalence_server)
 FUZZER_FLAG_INT(analyze_dict, 0, "Experimental")
 FUZZER_DEPRECATED_FLAG(use_clang_coverage)
 FUZZER_FLAG_INT(use_feature_frequency, 0, "Experimental/internal")

compiler-rt/test/fuzzer/equivalence-signals.test

@@ -1,3 +1,4 @@
+REQUIRES: this-test-is-deprecated
 # Run EquivalenceATest against itself with a small timeout
 # to stress the signal handling and ensure that shmem doesn't mind
 # the signals.

compiler-rt/test/fuzzer/equivalence.test

@@ -1,3 +1,4 @@
+REQUIRES: this-test-is-deprecated
 UNSUPPORTED: freebsd
 RUN: %cpp_compiler %S/EquivalenceATest.cpp -o %t-EquivalenceATest
 RUN: %cpp_compiler %S/EquivalenceBTest.cpp -o %t-EquivalenceBTest