[PATCH] D15829: [PGO] Clang Option that enables IR level PGO instrumentation

[Rong Xu via cfe-commits]

xur marked an inline comment as done.
xur added a comment.

I'll sent the revised patch based on the comments shortly.


================
Comment at: lib/CodeGen/BackendUtil.cpp:435
@@ +434,3 @@
+  if (CodeGenOpts.ProfileIRInstr) {
+    assert (!CodeGenOpts.ProfileInstrGenerate);
+    if (!CodeGenOpts.InstrProfileOutput.empty())
----------------
davidxl wrote:
> What is this asserting about?
Option ProfileInstrGenerate is to be used in Clang instrumentation only. If I reuse this options, I would need to change all the references in clang. I update the comments  in the coming patch.


http://reviews.llvm.org/D15829