[PATCH] D116508: [llvm-profgen] Error out for unsupported AutoFDO profile generate with probe

[Wenlei He via Phabricator via llvm-commits]

wenlei created this revision.
wenlei added reviewers: wlei, hoy.
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Error out instead of siliently generate empty profile when trying to generate AutoFDO profile with probe binary.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D116508

Files:
  llvm/tools/llvm-profgen/ProfileGenerator.cpp


Index: llvm/tools/llvm-profgen/ProfileGenerator.cpp
===================================================================
--- llvm/tools/llvm-profgen/ProfileGenerator.cpp
+++ llvm/tools/llvm-profgen/ProfileGenerator.cpp
@@ -383,6 +383,7 @@
 void ProfileGenerator::generateProfile() {
   if (Binary->usePseudoProbes()) {
     // TODO: Support probe based profile generation
+    exitWithError("Probe based profile generation not supported for AutoFDO.");
   } else {
     generateLineNumBasedProfile();
   }


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