2 files changed, 6 insertions, 0 deletions
diff --git a/clang/tools/CIndex/CIndex.cpp b/clang/tools/CIndex/CIndex.cpp
index 128b3b6e992..6e07ece4c35 100644
--- a/clang/tools/CIndex/CIndex.cpp
+++ b/clang/tools/CIndex/CIndex.cpp
@@ -27,6 +27,7 @@
 #include "clang/Lex/Preprocessor.h"
 #include "llvm/Support/MemoryBuffer.h"
 #include "llvm/System/Program.h"
+#include "llvm/System/Signals.h"
 
 // Needed to define L_TMPNAM on some systems.
 #include <cstdio>
@@ -1935,6 +1936,10 @@ void clang_getDefinitionSpellingAndExtent(CXCursor C,
   *endColumn = SM.getSpellingColumnNumber(Body->getRBracLoc());
 }
 
+void clang_enableStackTraces(void) {
+  llvm::sys::PrintStackTraceOnErrorSignal();
+}
+
 } // end: extern "C"
 
 //===----------------------------------------------------------------------===//
diff --git a/clang/tools/CIndex/CIndex.exports b/clang/tools/CIndex/CIndex.exports
index 0b4ef21bac6..449bb95a947 100644
--- a/clang/tools/CIndex/CIndex.exports
+++ b/clang/tools/CIndex/CIndex.exports
@@ -13,6 +13,7 @@ _clang_disposeIndex
 _clang_disposeString
 _clang_disposeTokens
 _clang_disposeTranslationUnit
+_clang_enableStackTraces
 _clang_equalCursors
 _clang_equalLocations
 _clang_getClangVersion