Clarify comment for function getObjectSize

Clarify that we mean the object starting at the pointer to the end of the
underlying object and not the size of the whole allocated object.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@176491 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Arnold Schwaighofer 2013-03-05 16:53:24 +00:00
parent 81ee0f7368
commit 1c9bdf1e5e

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@ -138,7 +138,9 @@ static inline CallInst *isFreeCall(Value *I, const TargetLibraryInfo *TLI) {
//
/// \brief Compute the size of the object pointed by Ptr. Returns true and the
/// object size in Size if successful, and false otherwise.
// object size in Size if successful, and false otherwise. In this context, by
// object we mean the region of memory starting at Ptr to the end of the
// underlying object pointed to by Ptr.
/// If RoundToAlign is true, then Size is rounded up to the aligment of allocas,
/// byval arguments, and global variables.
bool getObjectSize(const Value *Ptr, uint64_t &Size, const DataLayout *TD,