Index: lldb/trunk/cmake/platforms/Android.cmake
===================================================================
--- lldb/trunk/cmake/platforms/Android.cmake
+++ lldb/trunk/cmake/platforms/Android.cmake
@@ -103,7 +103,7 @@
 elseif( ANDROID_ABI STREQUAL "armeabi" )
  # 64 bit atomic operations used in c++ libraries require armv7-a instructions
  # armv5te and armv6 were tried but do not work.
- set( ANDROID_CXX_FLAGS "${ANDROID_CXX_FLAGS} -march=armv7-a" )
+ set( ANDROID_CXX_FLAGS "${ANDROID_CXX_FLAGS} -march=armv7-a -mthumb" )
  if( LLVM_BUILD_STATIC )
   # Temporary workaround for static linking with the latest API.
   set( ANDROID_CXX_FLAGS "${ANDROID_CXX_FLAGS} -DANDROID_ARM_BUILD_STATIC" )