diff options
| author | Jeffrey Yasskin <jyasskin@google.com> | 2010-12-23 00:58:24 +0000 |
|---|---|---|
| committer | Jeffrey Yasskin <jyasskin@google.com> | 2010-12-23 00:58:24 +0000 |
| commit | 8e68c3873549ca31533e2e3e40dda3a43cb79566 (patch) | |
| tree | 66cf9b65eff62b5ad43e27bb1751a6118ed971a2 /lib/CodeGen/RegAllocLinearScan.cpp | |
| parent | 65e43a259ff532f66ff1f04bd5d67c17bcffdc9d (diff) | |
Change all self assignments X=X to (void)X, so that we can turn on a
new gcc warning that complains on self-assignments and
self-initializations.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122458 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/RegAllocLinearScan.cpp')
| -rw-r--r-- | lib/CodeGen/RegAllocLinearScan.cpp | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/CodeGen/RegAllocLinearScan.cpp b/lib/CodeGen/RegAllocLinearScan.cpp index 0875257550..b18f62be00 100644 --- a/lib/CodeGen/RegAllocLinearScan.cpp +++ b/lib/CodeGen/RegAllocLinearScan.cpp @@ -934,7 +934,7 @@ LiveInterval *RALinScan::hasNextReloadInterval(LiveInterval *cur) { void RALinScan::DowngradeRegister(LiveInterval *li, unsigned Reg) { bool isNew = DowngradedRegs.insert(Reg); - isNew = isNew; // Silence compiler warning. + (void)isNew; // Silence compiler warning. assert(isNew && "Multiple reloads holding the same register?"); DowngradeMap.insert(std::make_pair(li->reg, Reg)); for (const unsigned *AS = tri_->getAliasSet(Reg); *AS; ++AS) { |