[driver] Make sure to update the iterator end when erasing for Args.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@137539 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 2 insertions, 2 deletions

diff --git a/lib/Driver/ArgList.cpp b/lib/Driver/ArgList.cpp
index 0d7b057c78..c76356ca20 100644
--- a/lib/Driver/ArgList.cpp
+++ b/lib/Driver/ArgList.cpp
@@ -50,9 +50,9 @@ void ArgList::eraseArg(OptSpecifier Id) {
   for (iterator it = begin(), ie = end(); it != ie; ) {
     if ((*it)->getOption().matches(Id)) {
       it = Args.erase(it);
-    } else {
+      ie = end();
+    } else
       ++it;
-    }
   }
 }