diff --git a/CMakeLists.txt b/CMakeLists.txt
index 73893bd..4152ecc 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -479,9 +479,10 @@
 ENDIF ("${UNIX}" AND NOT ${BUILD_ANDROID})
 
 # Disable threads in mutex.h. Someday, after there is OpenMP support in
-# Android, this can get removed.
+# Android, this can get removed. Also turn on a workaround for an NDK bug.
 IF (${BUILD_ANDROID})
   ADD_DEFINITIONS(-DCERES_NO_THREADS)
+  ADD_DEFINITIONS(-DCERES_WORK_AROUND_ANDROID_NDK_COMPILER_BUG)
 ENDIF (${BUILD_ANDROID})
 
 OPTION(DISABLE_TR1
diff --git a/internal/ceres/schur_eliminator_impl.h b/internal/ceres/schur_eliminator_impl.h
index a916de0..6120db9 100644
--- a/internal/ceres/schur_eliminator_impl.h
+++ b/internal/ceres/schur_eliminator_impl.h
@@ -532,7 +532,29 @@
       // like the Matrix class does.
       Eigen::Block<MatrixRef, kFBlockSize, kFBlockSize>
           block(m, r, c,  block1_size, block2_size);
-      block.noalias() -=  b1_transpose_inverse_ete * b2;
+#ifdef CERES_WORK_AROUND_ANDROID_NDK_COMPILER_BUG
+      // Removing the ".noalias()" annotation on the following statement is
+      // necessary to produce a correct build with the Android NDK, including
+      // versions 6, 7, 8, and 8b, when built with STLPort and the
+      // non-standalone toolchain (i.e. ndk-build). This appears to be a
+      // compiler bug; if the workaround is not in place, the line
+      //
+      //   block.noalias() -= b1_transpose_inverse_ete * b2;
+      //
+      // gets compiled to
+      //
+      //   block.noalias() += b1_transpose_inverse_ete * b2;
+      //
+      // which breaks schur elimination. Introducing a temporary by removing the
+      // .noalias() annotation causes the issue to disappear. Tracking this
+      // issue down was tricky, since the test suite doesn't run when built with
+      // the non-standalone toolchain.
+      //
+      // TODO(keir): Make a reproduction case for this and send it upstream.
+      block -= b1_transpose_inverse_ete * b2;
+#else
+      block.noalias() -= b1_transpose_inverse_ete * b2;
+#endif  // CERES_WORK_AROUND_ANDROID_NDK_COMPILER_BUG
     }
   }
 }
diff --git a/jni/Android.mk b/jni/Android.mk
index dcd247e..eaccb29 100644
--- a/jni/Android.mk
+++ b/jni/Android.mk
@@ -87,7 +87,8 @@
                 -DCERES_NO_GFLAGS \
                 -DCERES_NO_THREADS \
                 -DCERES_NO_CXSPARSE \
-                -DCERES_NO_TR1
+                -DCERES_NO_TR1 \
+                -DCERES_WORK_AROUND_ANDROID_NDK_COMPILER_BUG
 
 LOCAL_SRC_FILES := $(CERES_SRC_PATH)/array_utils.cc \
                    $(CERES_SRC_PATH)/block_evaluate_preparer.cc \