Index: zorg/buildbot/builders/PollyBuilder.py
===================================================================
--- zorg/buildbot/builders/PollyBuilder.py
+++ zorg/buildbot/builders/PollyBuilder.py
@@ -70,11 +70,16 @@
                            haltOnFailure=False,
                            description=["create build dir"],
                            workdir="."))
+
     cmakeCommand = ["cmake", "../%s" %llvm_srcdir,
                     "-DCMAKE_COLOR_MAKEFILE=OFF",
                     "-DPOLLY_TEST_DISABLE_BAR=ON",
-                    "-DPOLLY_ENABLE_GPGPU_CODEGEN=ON",
                     "-DCMAKE_BUILD_TYPE=Release"] + cmake_install + extraCmakeArgs
+    hasNVPTX = any(True for A in reversed(extraCmakeArgs)
+                   if 'LLVM_TARGETS_TO_BUILD' in A and 'NVPTX' in A)
+    if hasNVPTX: # The NVPTX target is required to generate GPU code
+        cmakeCommand.append("-DPOLLY_ENABLE_GPGPU_CODEGEN=ON")
+
     f.addStep(ShellCommand(name="cmake-configure",
                            command=cmakeCommand,
                            haltOnFailure=False,