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| author | Chris Lattner <sabre@nondot.org> | 2003-01-16 18:06:43 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2003-01-16 18:06:43 +0000 |
| commit | 0416d2a70aea644c3e0c06301c29f3b81ec1e42d (patch) | |
| tree | 1085fce1c1e00ba06dc029f3a12517bb6672b3c8 /lib/CodeGen/PrologEpilogInserter.cpp | |
| parent | 6d40c191ee4bf34ee437e7d8688d20a3eb54e88b (diff) | |
Fix problems with empty basic blocks
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@5326 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/PrologEpilogInserter.cpp')
| -rw-r--r-- | lib/CodeGen/PrologEpilogInserter.cpp | 2 |
1 files changed, 1 insertions, 1 deletions
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); } } |