Add null-check assertion in the constructor of Selector.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@66290 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/include/clang/Basic/IdentifierTable.h b/include/clang/Basic/IdentifierTable.h
index 32818a9..5c84203 100644
--- a/include/clang/Basic/IdentifierTable.h
+++ b/include/clang/Basic/IdentifierTable.h
@@ -344,6 +344,7 @@
Selector(IdentifierInfo *II, unsigned nArgs) {
InfoPtr = reinterpret_cast<uintptr_t>(II);
+ assert(II && "Null IdentifierInfo passed to Selector constructor.");
assert((InfoPtr & ArgFlags) == 0 &&"Insufficiently aligned IdentifierInfo");
assert(nArgs < 2 && "nArgs not equal to 0/1");
InfoPtr |= nArgs+1;