Don't try to dereference syms[0] on an empty vector. Reported by Todd Jackson
and Jeffrey Bosboom!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@136066 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/tools/gold/gold-plugin.cpp b/tools/gold/gold-plugin.cpp
index 9e43bef..8cb4fb4 100644
--- a/tools/gold/gold-plugin.cpp
+++ b/tools/gold/gold-plugin.cpp
@@ -360,6 +360,8 @@
bool anySymbolsPreserved = false;
for (std::list<claimed_file>::iterator I = Modules.begin(),
E = Modules.end(); I != E; ++I) {
+ if (I->syms.empty())
+ continue;
(*get_symbols)(I->handle, I->syms.size(), &I->syms[0]);
for (unsigned i = 0, e = I->syms.size(); i != e; i++) {
if (I->syms[i].resolution == LDPR_PREVAILING_DEF) {