ocl: cache program build failures

alalek · alalek · commit d96cac134109 · 2017-10-23T13:46:56.000+03:00
To prevent unnecessary compiler invocations
diff --git a/modules/core/src/ocl.cpp b/modules/core/src/ocl.cpp
@@ -1387,7 +1387,7 @@ struct Context::Impl
             }
         }
         Program prog(src, buildflags, errmsg);
-        if(prog.ptr())
+        // Cache result of build failures too (to prevent unnecessary compiler invocations)
         {
             cv::AutoLock lock(program_cache_mutex);
             phash.insert(std::pair<std::string, Program>(key, prog));

Original file line number	Diff line number	Diff line change
`@@ -1387,7 +1387,7 @@ struct Context::Impl`
`1387`	`1387`	`}`
`1388`	`1388`	`}`
`1389`	`1389`	`Program prog(src, buildflags, errmsg);`
`1390`		`- if(prog.ptr())`
	`1390`	`+ // Cache result of build failures too (to prevent unnecessary compiler invocations)`
`1391`	`1391`	`{`
`1392`	`1392`	`cv::AutoLock lock(program_cache_mutex);`
`1393`	`1393`	`phash.insert(std::pair<std::string, Program>(key, prog));`