[Clang][AIX] Add back error for -fprofile-sample-generate/use on AIX

[ZarkoCA]

Summary

D148177 also removed the error for sampling based profiling which is not currently
supported on AIX. Adding that error back.

[qiongsiwu1]

Thanks for the fix Zarko! LGTM!

clang/lib/Driver/ToolChains/Clang.cpp

D.Diag(diag::err_drv_argument_not_allowed_with)
         << ProfileGenerateArg->getSpelling() << ProfileUseArg->getSpelling();
 
   if (CSPGOGenerateArg && PGOGenerateArg) {
     D.Diag(diag::err_drv_argument_not_allowed_with)
         << CSPGOGenerateArg->getSpelling() << PGOGenerateArg->getSpelling();
     PGOGenerateArg = nullptr;
   }
 
+  if (TC.getTriple().isOSAIX()) {
+    if (Arg *ProfileSampleUseArg = getLastProfileSampleUseArg(Args))
+      D.Diag(diag::err_drv_unsupported_opt_for_target)
+          << ProfileSampleUseArg->getSpelling() << TC.getTriple().str();
+  }
+
   if (ProfileGenerateArg) {
     if (ProfileGenerateArg->getOption().matches(
             options::OPT_fprofile_instr_generate_EQ))
       CmdArgs.push_back(Args.MakeArgString(Twine("-fprofile-instrument-path=") +
                                            ProfileGenerateArg->getValue()));
     // The default is to use Clang Instrumentation.
     CmdArgs.push_back("-fprofile-instrument=clang");
     if (TC.getTriple().isWindowsMSVCEnvironment()) {

clang/test/Driver/unsupported-option.c

 // RUN: not %clang %s --hedonism -### 2>&1 | \
 // RUN: FileCheck %s
 // CHECK: error: unsupported option '--hedonism'
 
 // RUN: not %clang %s --hell -### 2>&1 | \
 // RUN: FileCheck %s --check-prefix=DID-YOU-MEAN
 // DID-YOU-MEAN: error: unsupported option '--hell'; did you mean '--help'?
 
 // RUN: not %clang --target=powerpc-ibm-aix %s -mlong-double-128 2>&1 | \
 // RUN: FileCheck %s --check-prefix=AIX-LONGDOUBLE128-ERR
 // AIX-LONGDOUBLE128-ERR: error: unsupported option '-mlong-double-128' for target 'powerpc-ibm-aix'
 
 // RUN: not %clang --target=powerpc64-ibm-aix %s -mlong-double-128 2>&1 | \
 // RUN: FileCheck %s --check-prefix=AIX64-LONGDOUBLE128-ERR
 // AIX64-LONGDOUBLE128-ERR: error: unsupported option '-mlong-double-128' for target 'powerpc64-ibm-aix'
+
+// RUN: not %clang -fprofile-sample-use=code.prof --target=powerpc-ibm-aix %s 2>&1 | \
+// RUN: FileCheck %s --check-prefix=AIX-PROFILE-SAMPLE
+// AIX-PROFILE-SAMPLE: error: unsupported option '-fprofile-sample-use=' for target