From a random opt-stat output: Top 10 remarks: tailcallelim/tailcall 53% inline/AlwaysInline 13% gvn/LoadClobbered 13% inline/Inlined 8% inline/TooCostly 2% inline/NoDefinition 2% licm/LoadWithLoopInvariantAddressInvalidated 2% licm/Hoisted 1% asm-printer/InstructionCount 1% prologepilog/StackSize 1% llvm-svn: 319235
This shows we emit a remark for tail recursion -> loop. llvm-svn: 308525