This defines member function base on the specialization of
std::reverse_iterator for DWARFDie::iterator as required by C++
[reverse.iter.conv].
This fixes unit test DWARFDebugInfoTest.cpp under EXPENSIVE_CHECKS which
currently can't be built due to GNU C++ Library calling this member
function in debug mode.
This fixes https://llvm.org/PR38785
Patch by: Eugene Sharygin
Differential revision: https://reviews.llvm.org/D53792
llvm-svn: 345621
Die = Die.getPreviousSibling();
}
+ llvm::DWARFDie::iterator base() const {
+ return llvm::DWARFDie::iterator(AtEnd ? Die : Die.getSibling());
+ }
+
reverse_iterator<llvm::DWARFDie::iterator> &operator++() {
assert(!AtEnd && "Incrementing rend");
llvm::DWARFDie D = Die.getPreviousSibling();
EXPECT_THAT(std::vector<DWARFDie>(A.rbegin(), A.rend()),
testing::ElementsAre(D, C, B));
+ // Make sure conversion from reverse iterator works as expected.
+ EXPECT_EQ(A.rbegin().base(), A.end());
+ EXPECT_EQ(A.rend().base(), A.begin());
+
// Make sure iterator is bidirectional.
{
auto Begin = A.begin();