Squelch unused variable warning in SIRegisterInfo.cpp.

Patch by Justin Lebar

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@254362 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Target/AMDGPU/SIRegisterInfo.cpp b/lib/Target/AMDGPU/SIRegisterInfo.cpp
index d9799812d453a85825690b877c16e60e78bf02e0..bf87f022527232e96ebe525e398534eb324e34d0 100644 (file)
--- a/lib/Target/AMDGPU/SIRegisterInfo.cpp
+++ b/lib/Target/AMDGPU/SIRegisterInfo.cpp
@@ -566,8 +566,9 @@ bool SIRegisterInfo::opCanUseInlineConstant(unsigned OpType) const {
 unsigned SIRegisterInfo::getPreloadedValue(const MachineFunction &MF,
                                            enum PreloadedValue Value) const {
 
-  const AMDGPUSubtarget &ST = MF.getSubtarget<AMDGPUSubtarget>();
   const SIMachineFunctionInfo *MFI = MF.getInfo<SIMachineFunctionInfo>();
+  const AMDGPUSubtarget &ST = MF.getSubtarget<AMDGPUSubtarget>();
+  (void)ST;
   switch (Value) {
   case SIRegisterInfo::WORKGROUP_ID_X:
     assert(MFI->hasWorkGroupIDX());