verify that alignments are always a power of 2

llvm-svn: 24200
This commit is contained in:
Chris Lattner 2005-11-05 21:57:54 +00:00
parent a0d532c757
commit c6ef0112c0

View File

@ -498,6 +498,7 @@ AllocationInst::AllocationInst(const Type *Ty, Value *ArraySize, unsigned iTy,
Instruction *InsertBefore)
: UnaryInstruction(PointerType::get(Ty), iTy, getAISize(ArraySize),
Name, InsertBefore), Alignment(Align) {
assert((Align & (Align-1)) == 0 && "Alignment is not a power of 2!");
assert(Ty != Type::VoidTy && "Cannot allocate void!");
}
@ -506,6 +507,7 @@ AllocationInst::AllocationInst(const Type *Ty, Value *ArraySize, unsigned iTy,
BasicBlock *InsertAtEnd)
: UnaryInstruction(PointerType::get(Ty), iTy, getAISize(ArraySize),
Name, InsertAtEnd), Alignment(Align) {
assert((Align & (Align-1)) == 0 && "Alignment is not a power of 2!");
assert(Ty != Type::VoidTy && "Cannot allocate void!");
}