add header guard

tesseract-ocr · Sep 22, 2018 · 01cf740 · 01cf740
1 parent 02f9d8d
commit 01cf740
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/src/arch/simddetect.h b/src/arch/simddetect.h
@@ -14,6 +14,8 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 ///////////////////////////////////////////////////////////////////////
+#ifndef TESSERACT_ARCH_SIMDDETECT_H_
+#define TESSERACT_ARCH_SIMDDETECT_H_
 
 #include "platform.h"
 
@@ -52,3 +54,5 @@ class SIMDDetect {
   // If true, then SSe4.1 has been detected.
   static TESS_API bool sse_available_;
 };
+
+#endif  // TESSERACT_ARCH_SIMDDETECT_H_