Properly break out of switch statement when selecting backend

Author: sfn

src/software/pipeline/main_depthMapEstimation.cpp

@@ -451,17 +451,19 @@ int aliceVision_main(int argc, char* argv[])
         {
             depthMap::DepthMapEstimator depthMapEstimator(mp, tileParams, depthMapParams, sgmParams, refineParams);
             depthMap::computeOnMultiGPUs(cams, depthMapEstimator, nbGPUs);
+            break;
         }
 #endif
 #if ALICEVISION_IS_DEFINED(ALICEVISION_DEPTHMAP_BACKEND_SYCL)
         case 1:
         {
             depthMap_sycl::DepthMapEstimator depthMapEstimator(mp, tileParams, depthMapParams, sgmParams, refineParams);
             depthMap_sycl::computeOnMultiDevices(cams, depthMapEstimator, nbGPUs);
+            break;
         }
 #endif
         default:
-            ALICEVISION_LOG_ERROR("Invalid/unsupported backend selected for computation");
+            ALICEVISION_THROW_ERROR("Invalid/unsupported backend selected for computation");
     }
 
     ALICEVISION_COMMANDLINE_END

src/software/pipeline/main_depthMapFiltering.cpp

@@ -171,17 +171,19 @@ int aliceVision_main(int argc, char* argv[])
             {
                 depthMap::NormalMapEstimator normalMapEstimator(mp);
                 depthMap::computeOnMultiGPUs(cams, normalMapEstimator, nbGPUs);
+                break;
             }
 #endif
 #if ALICEVISION_IS_DEFINED(ALICEVISION_DEPTHMAP_BACKEND_SYCL)
             case 1:
             {
                 depthMap_sycl::NormalMapEstimator normalMapEstimator(mp);
                 depthMap_sycl::computeOnMultiDevices(cams, normalMapEstimator, nbGPUs);
+                break;
             }
 #endif
             default:
-                ALICEVISION_LOG_ERROR("Invalid/unsupported backend selected for computation");
+                ALICEVISION_THROW_ERROR("Invalid/unsupported backend selected for computation");
         }
     }