diff options
Diffstat (limited to 'lib/CodeGen/MachineInstr.cpp')
| -rw-r--r-- | lib/CodeGen/MachineInstr.cpp | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/lib/CodeGen/MachineInstr.cpp b/lib/CodeGen/MachineInstr.cpp index 5950c7c09a..fc55b95add 100644 --- a/lib/CodeGen/MachineInstr.cpp +++ b/lib/CodeGen/MachineInstr.cpp @@ -85,8 +85,10 @@ MachineInstr::MachineInstr(const MachineInstr &MI) { Operands.reserve(MI.getNumOperands()); // Add operands - for (unsigned i = 0; i != MI.getNumOperands(); ++i) + for (unsigned i = 0; i != MI.getNumOperands(); ++i) { Operands.push_back(MI.getOperand(i)); + Operands.back().ParentMI = this; + } // Set parent, next, and prev to null parent = 0; @@ -97,6 +99,10 @@ MachineInstr::MachineInstr(const MachineInstr &MI) { MachineInstr::~MachineInstr() { LeakDetector::removeGarbageObject(this); +#ifndef NDEBUG + for (unsigned i = 0, e = Operands.size(); i != e; ++i) + assert(Operands[i].ParentMI == this && "ParentMI mismatch!"); +#endif } /// getOpcode - Returns the opcode of this MachineInstr. |