From 0416d2a70aea644c3e0c06301c29f3b81ec1e42d Mon Sep 17 00:00:00 2001 From: Chris Lattner Date: Thu, 16 Jan 2003 18:06:43 +0000 Subject: Fix problems with empty basic blocks git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5326 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/CodeGen/PrologEpilogInserter.cpp | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'lib/CodeGen/PrologEpilogInserter.cpp') diff --git a/lib/CodeGen/PrologEpilogInserter.cpp b/lib/CodeGen/PrologEpilogInserter.cpp index 8fd2375a1f..2f7f1f4ef3 100644 --- a/lib/CodeGen/PrologEpilogInserter.cpp +++ b/lib/CodeGen/PrologEpilogInserter.cpp @@ -221,7 +221,7 @@ void PEI::insertPrologEpilogCode(MachineFunction &Fn) { const TargetInstrInfo &TII = Fn.getTarget().getInstrInfo(); for (MachineFunction::iterator I = Fn.begin(), E = Fn.end(); I != E; ++I) { // If last instruction is a return instruction, add an epilogue - if (TII.isReturn(I->back()->getOpcode())) + if (!I->empty() && TII.isReturn(I->back()->getOpcode())) Fn.getTarget().getRegisterInfo()->emitEpilogue(Fn, *I); } } -- cgit v1.2.3-18-g5258