From 72e3f9662b702fb407012d59ef0c23be2a3c7c7c Mon Sep 17 00:00:00 2001 From: Pengfei Wang Date: Wed, 29 May 2019 02:49:59 +0000 Subject: Revert "[X86] Use 'llvm_unreachable' instead of nullptr in unreachable code to" This reverts commit c1b3716614bc0a107e6f41a7d3d503baefad8a5b. llvm-svn: 361918 --- llvm/lib/CodeGen/GlobalISel/RegisterBankInfo.cpp | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) (limited to 'llvm/lib/CodeGen') diff --git a/llvm/lib/CodeGen/GlobalISel/RegisterBankInfo.cpp b/llvm/lib/CodeGen/GlobalISel/RegisterBankInfo.cpp index c2fa813c7d7..55f10a2d065 100644 --- a/llvm/lib/CodeGen/GlobalISel/RegisterBankInfo.cpp +++ b/llvm/lib/CodeGen/GlobalISel/RegisterBankInfo.cpp @@ -91,9 +91,7 @@ RegisterBankInfo::getRegBank(unsigned Reg, const MachineRegisterInfo &MRI, return RB; if (auto *RC = RegClassOrBank.dyn_cast()) return &getRegBankFromRegClass(*RC); - - llvm_unreachable("RegClassOrBank is either a const RegisterBank* or " - "a const TargetRegisterClass*"); + return nullptr; } const TargetRegisterClass & -- cgit v1.2.3