[Beignet] [PATCH] Runtime: add a warning when load gen binary fail.

[Yang Rong]

Some applications use program's binary by default, if load the former's
gen binary, because the fields of gen binary has changed, and lack of version
checking, will lead to clCreateProgramWithBinary fail, may cause
applications fail silently.
Add a warning to hint user.

Signed-off-by: Yang Rong <rong.r.yang at intel.com>
---
 src/cl_program.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/cl_program.c b/src/cl_program.c
index 0358705..363aed5 100644
--- a/src/cl_program.c
+++ b/src/cl_program.c
@@ -334,6 +334,7 @@ cl_program_create_from_binary(cl_context             ctx,
   else if (isGenBinary((unsigned char*)program->binary)) {
     program->opaque = interp_program_new_from_binary(program->ctx->devices[0]->device_id, program->binary, program->binary_sz);
     if (UNLIKELY(program->opaque == NULL)) {
+      DEBUGP(DL_ERROR, "Incompatible binary, please delete the binary and generate again.");
       err = CL_INVALID_PROGRAM;
       goto error;
     }
-- 
2.7.4