[PATCH] D148960: [Clang][AIX] Add back error for -fprofile-sample-generate/use on AIX

[Zarko Todorovski via Phabricator via cfe-commits]

ZarkoCA created this revision.
ZarkoCA added reviewers: qiongsiwu1, w2yehia.
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ZarkoCA requested review of this revision.
Herald added subscribers: cfe-commits, MaskRay.
Herald added a project: clang.

D148177 <https://reviews.llvm.org/D148177> also removed the error for sampling based profiling which is not currently
supported on AIX. Adding that error back.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D148960

Files:
  clang/lib/Driver/ToolChains/Clang.cpp
  clang/test/Driver/unsupported-option.c


Index: clang/test/Driver/unsupported-option.c
===================================================================
--- clang/test/Driver/unsupported-option.c
+++ clang/test/Driver/unsupported-option.c
@@ -13,3 +13,7 @@
 // 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
Index: clang/lib/Driver/ToolChains/Clang.cpp
===================================================================
--- clang/lib/Driver/ToolChains/Clang.cpp
+++ clang/lib/Driver/ToolChains/Clang.cpp
@@ -740,6 +740,12 @@
     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))


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