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[GlobalISel] Fix unused variable warning in Release builds.

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llvm-svn: 350618
This commit is contained in:
Benjamin Kramer 2019-01-08 12:54:26 +00:00
parent 87f8436dfa
commit f221b6bffa
1 changed files with 3 additions and 3 deletions
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6
lib/CodeGen/GlobalISel/RegBankSelect.cpp
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@ -714,14 +714,13 @@ RegBankSelect::RepairingPlacement::RepairingPlacement(
// - Terminators must be the last instructions:
// * Before, move the insert point before the first terminator.
// * After, we have to split the outcoming edges.
unsigned Reg = MO.getReg();
if (Before) {
// Check whether Reg is defined by any terminator.
MachineBasicBlock::reverse_iterator It = MI;
auto REnd = MI.getParent()->rend();
for (; It != REnd && It->isTerminator(); ++It) {
assert(!It->modifiesRegister(Reg, &TRI) &&
assert(!It->modifiesRegister(MO.getReg(), &TRI) &&
"copy insertion in middle of terminators not handled");
}
@ -739,7 +738,8 @@ RegBankSelect::RepairingPlacement::RepairingPlacement(
for (MachineBasicBlock::iterator It = MI, End = MI.getParent()->end();
++It != End;)
// The machine verifier should reject this kind of code.
assert(It->modifiesRegister(Reg, &TRI) && "Do not know where to split");
assert(It->modifiesRegister(MO.getReg(), &TRI) &&
"Do not know where to split");
// Split each outcoming edges.
MachineBasicBlock &Src = *MI.getParent();
for (auto &Succ : Src.successors())