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Convert some assert(0) to llvm_unreachable or fold an 'if' condition into the assert.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@211254 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Craig Topper
2014-06-19 06:10:58 +00:00
parent 64429cefba
commit bd01df2487
15 changed files with 26 additions and 47 deletions
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lib/TableGen/Record.cpp
+2 -8
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@@ -811,20 +811,14 @@ Init *UnOpInit::Fold(Record *CurRec, MultiClass *CurMultiClass) const {
}
case HEAD: {
if (ListInit *LHSl = dyn_cast<ListInit>(LHS)) {
if (LHSl->getSize() == 0) {
assert(0 && "Empty list in car");
return nullptr;
}
assert(LHSl->getSize() != 0 && "Empty list in car");
return LHSl->getElement(0);
}
break;
}
case TAIL: {
if (ListInit *LHSl = dyn_cast<ListInit>(LHS)) {
if (LHSl->getSize() == 0) {
assert(0 && "Empty list in cdr");
return nullptr;
}
assert(LHSl->getSize() != 0 && "Empty list in cdr");
// Note the +1. We can't just pass the result of getValues()
// directly.
ArrayRef<Init *>::iterator begin = LHSl->getValues().begin()+1;