[ELF][fix] Using statically linked lld leads to segmentation fault on linking ELF

[Synopsys]
Using function elf::link(...) leads to segmentation fault on its second call. First call finishes correctly.
[Solution]
Clear the rest of globals.

Reviewed by: George Rimar and Rui Ueyama

Differential Revision: http://reviews.llvm.org/D38131

llvm-svn: 314108

1 files changed, 5 insertions, 0 deletions

diff --git a/lld/ELF/Driver.cpp b/lld/ELF/Driver.cpp
index 309f96d54da..9aab6fd3d3a 100644
--- a/lld/ELF/Driver.cpp
+++ b/lld/ELF/Driver.cpp
@@ -75,7 +75,12 @@ bool elf::link(ArrayRef<const char *> Args, bool CanExitEarly,
   ErrorCount = 0;
   ErrorOS = &Error;
   InputSections.clear();
+  OutputSections.clear();
   Tar = nullptr;
+  BinaryFiles.clear();
+  BitcodeFiles.clear();
+  ObjectFiles.clear();
+  SharedFiles.clear();
 
   Config = make<Configuration>();
   Driver = make<LinkerDriver>();