Summary: This fixes the exports iterator if the export list is empty.
Reviewers: Bigcheese, kledzik
Subscribers: llvm-commits
Differential Revision: http://reviews.llvm.org/D6732
llvm-svn: 224563
iterator_range<export_iterator>
MachOObjectFile::exports(ArrayRef<uint8_t> Trie) {
ExportEntry Start(Trie);
- Start.moveToFirst();
+ if (Trie.size() == 0)
+ Start.moveToEnd();
+ else
+ Start.moveToFirst();
ExportEntry Finish(Trie);
Finish.moveToEnd();
--- /dev/null
+RUN: llvm-objdump -exports-trie %p/Inputs/macho-no-exports.dylib | FileCheck %s
+
+; Test that we don't crash with an empty export list.
+CHECK: macho-no-exports.dylib: file format Mach-O 64-bit x86-64