From cd23bf1411a6d504f0533930ba762c9c84756cf0 Mon Sep 17 00:00:00 2001 From: Mark Searles Date: Mon, 9 Jul 2018 19:28:14 +0000 Subject: [PATCH] [AMDGPU][Waitcnt] fix "comparison of integers of different signs" build error Build error on Android; reported by and fix provided by (thanks) by Mauro Rossi Fixes the following building error: external/llvm/lib/Target/AMDGPU/SIInsertWaitcnts.cpp:1903:61: error: comparison of integers of different signs: 'typename iterator_traits<__wrap_iter >::difference_type' (aka 'int') and 'unsigned int' [-Werror,-Wsign-compare] BlockWaitcntProcessedSet.end(), &MBB) < Count)) { ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ^ ~~~~~ 1 error generated. Differential Revision: https://reviews.llvm.org/D49089 llvm-svn: 336588 --- lib/Target/AMDGPU/SIInsertWaitcnts.cpp | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/lib/Target/AMDGPU/SIInsertWaitcnts.cpp b/lib/Target/AMDGPU/SIInsertWaitcnts.cpp index c404a6d291b..913e22ea381 100644 --- a/lib/Target/AMDGPU/SIInsertWaitcnts.cpp +++ b/lib/Target/AMDGPU/SIInsertWaitcnts.cpp @@ -1904,7 +1904,7 @@ bool SIInsertWaitcnts::runOnMachineFunction(MachineFunction &MF) { // If the loop has multiple back-edges, and so more than one "bottom" // basic block, we have to guarantee a re-walk over every blocks. if ((std::count(BlockWaitcntProcessedSet.begin(), - BlockWaitcntProcessedSet.end(), &MBB) < Count)) { + BlockWaitcntProcessedSet.end(), &MBB) < (int)Count)) { BlockWaitcntBracketsMap[&MBB]->setRevisitLoop(true); LLVM_DEBUG(dbgs() << "set-revisit1: Block" << ContainingLoop->getHeader()->getNumber() << '\n';);