Silience unused warnings.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@61390 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/RegAllocSimple.cpp b/lib/CodeGen/RegAllocSimple.cpp
index 7dc9890..5e5290c 100644
--- a/lib/CodeGen/RegAllocSimple.cpp
+++ b/lib/CodeGen/RegAllocSimple.cpp
@@ -122,7 +122,9 @@
unsigned RegAllocSimple::getFreeReg(unsigned virtualReg) {
const TargetRegisterClass* RC = MF->getRegInfo().getRegClass(virtualReg);
TargetRegisterClass::iterator RI = RC->allocation_order_begin(*MF);
+#ifndef NDEBUG
TargetRegisterClass::iterator RE = RC->allocation_order_end(*MF);
+#endif
while (1) {
unsigned regIdx = RegClassIdx[RC]++;
diff --git a/lib/CodeGen/RegisterScavenging.cpp b/lib/CodeGen/RegisterScavenging.cpp
index add639a..ff593c1 100644
--- a/lib/CodeGen/RegisterScavenging.cpp
+++ b/lib/CodeGen/RegisterScavenging.cpp
@@ -139,6 +139,7 @@
ScavengedRC = NULL;
}
+#ifndef NDEBUG
/// isLiveInButUnusedBefore - Return true if register is livein the MBB not
/// not used before it reaches the MI that defines register.
static bool isLiveInButUnusedBefore(unsigned Reg, MachineInstr *MI,
@@ -172,6 +173,7 @@
return false;
return true;
}
+#endif
void RegScavenger::forward() {
// Move ptr forward.