[PATCH] D22120: Move inline threshold related flags to InlineSimple.cpp
Mehdi AMINI via llvm-commits
llvm-commits at lists.llvm.org
Fri Jul 29 20:55:35 PDT 2016
mehdi_amini added inline comments.
================
Comment at: include/llvm/Analysis/InlineCost.h:38
@@ +37,3 @@
+
+// Use when -O[34] is specified.
+const int OptAggressiveThreshold = 275;
----------------
davidxl wrote:
> mehdi_amini wrote:
> > There is no O4, did you mean `O{1,2,3}` here?
> Clang driver maps O4 to O3 (so O4 is actually 'supported').
Sure, but that's a clang "compatibility option" (O4 use to trigger LTO on top of O3). On the LLVM side O4 does not exist (I'm not sure it has ever existed in LLVM).
That said, I don't really mind if you want to add O4, but clarify the situation for O1/O2.
https://reviews.llvm.org/D22120
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