Initialize LLVM when LLDB is initialized, and

install a crash handler.

<rdar://problem/18083226>

llvm-svn: 216309

lldb/source/Expression/ClangExpressionParser.cpp

@@ -103,16 +103,6 @@ ClangExpressionParser::ClangExpressionParser (ExecutionContextScope *exe_scope,
     m_compiler (),
     m_code_generator ()
 {
-    // Initialize targets first, so that --version shows registered targets.
-    static struct InitializeLLVM {
-        InitializeLLVM() {
-            llvm::InitializeAllTargets();
-            llvm::InitializeAllAsmPrinters();
-            llvm::InitializeAllTargetMCs();
-            llvm::InitializeAllDisassemblers();
-        }
-    } InitializeLLVM;
-
     // 1. Create a new compiler instance.
     m_compiler.reset(new CompilerInstance());
 

lldb/source/lldb.cpp

@@ -25,6 +25,7 @@
 #include "lldb/Target/Thread.h"
 
 #include "llvm/ADT/StringRef.h"
+#include "llvm/Support/TargetSelect.h"
 
 #include "Plugins/ABI/MacOSX-i386/ABIMacOSX_i386.h"
 #include "Plugins/ABI/MacOSX-arm/ABIMacOSX_arm.h"
@@ -95,6 +96,12 @@
 using namespace lldb;
 using namespace lldb_private;
 
+static void fatal_error_handler(void *user_data, const std::string& reason,
+                                bool gen_crash_diag) {
+    Host::SetCrashDescription(reason.c_str());
+    ::abort();
+}
+
 void
 lldb_private::Initialize ()
 {
@@ -110,7 +117,15 @@ lldb_private::Initialize ()
         HostInfo::Initialize();
         Timer::Initialize ();
         Timer scoped_timer (__PRETTY_FUNCTION__, __PRETTY_FUNCTION__);
-        
+
+        // Initialize LLVM and Clang
+        llvm::InitializeAllTargets();
+        llvm::InitializeAllAsmPrinters();
+        llvm::InitializeAllTargetMCs();
+        llvm::InitializeAllDisassemblers();
+        llvm::install_fatal_error_handler(fatal_error_handler, 0);
+
+        // Initialize plug-ins
         ABIMacOSX_i386::Initialize();
         ABIMacOSX_arm::Initialize();
         ABIMacOSX_arm64::Initialize();