1
0
mirror of https://github.com/RPCS3/llvm-mirror.git synced 2024-10-20 19:42:54 +02:00

DIBuilder: Extract header_begin() and header_end(), NFC

Use begin/end functions so that users don't need to know how these weird
things work.

llvm-svn: 226774
This commit is contained in:
Duncan P. N. Exon Smith 2015-01-22 03:17:43 +00:00
parent bde325101d
commit cb2d333dd9

View File

@ -200,13 +200,16 @@ public:
DIHeaderFieldIterator());
}
DIHeaderFieldIterator header_begin() const { return getHeader(); }
DIHeaderFieldIterator header_end() const { return StringRef(); }
DIHeaderFieldIterator getHeaderIterator(unsigned Index) const {
// Since callers expect an empty string for out-of-range accesses, we can't
// use std::advance() here.
for (DIHeaderFieldIterator I(getHeader()), E; I != E; ++I, --Index)
for (auto I = header_begin(), E = header_end(); I != E; ++I, --Index)
if (!Index)
return I;
return StringRef();
return header_end();
}
StringRef getHeaderField(unsigned Index) const {
@ -888,8 +891,7 @@ class DIExpressionIterator
DIExpressionIterator(DIHeaderFieldIterator I) : I(I) {}
public:
DIExpressionIterator() {}
DIExpressionIterator(const DIExpression Expr)
: I(Expr.getHeader()) { ++I; }
DIExpressionIterator(const DIExpression &Expr) : I(++Expr.header_begin()) {}
uint64_t operator*() const { return I.getNumber<uint64_t>(); }
DIExpressionIterator &operator++() {
increment();