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More dead code removal (using -Wunreachable-code)

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@148578 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
David Blaikie
2012-01-20 21:51:11 +00:00
parent 0041d4d447
commit 4d6ccb5f68
110 changed files with 179 additions and 442 deletions
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3
lib/VMCore/Constants.cpp
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@@ -1241,7 +1241,6 @@ Constant *ConstantExpr::getCast(unsigned oc, Constant *C, Type *Ty) {
switch (opc) {
default:
llvm_unreachable("Invalid cast opcode");
break;
case Instruction::Trunc: return getTrunc(C, Ty);
case Instruction::ZExt: return getZExt(C, Ty);
case Instruction::SExt: return getSExt(C, Ty);
@@ -1255,7 +1254,6 @@ Constant *ConstantExpr::getCast(unsigned oc, Constant *C, Type *Ty) {
case Instruction::IntToPtr: return getIntToPtr(C, Ty);
case Instruction::BitCast: return getBitCast(C, Ty);
}
return 0;
}
Constant *ConstantExpr::getZExtOrBitCast(Constant *C, Type *Ty) {
@@ -2174,7 +2172,6 @@ void ConstantExpr::replaceUsesOfWithOnConstant(Value *From, Value *ToV,
Replacement = ConstantExpr::get(getOpcode(), C1, C2, SubclassOptionalData);
} else {
llvm_unreachable("Unknown ConstantExpr type!");
return;
}
assert(Replacement != this && "I didn't contain From!");