Add driver forwarding test

Signed-off-by: Lukas Sommer <[email protected]>

Author: sommerlukas

clang/test/Driver/sycl-rtc-mode.cpp

@@ -0,0 +1,32 @@
+///
+/// Perform driver test for SYCL RTC mode.
+///
+
+/// Check that the '-fsycl-rtc-mode' is correctly forwarded to the device 
+/// compilation and only to the device compilation.
+
+// RUN: %clangxx -fsycl -fsycl-rtc-mode --no-offload-new-driver %s -### 2>&1 \
+// RUN:   | FileCheck %s
+
+// RUN: %clangxx -fsycl -fsycl-rtc-mode --offload-new-driver %s -### 2>&1 \
+// RUN:   | FileCheck %s
+
+// CHECK: clang{{.*}} "-fsycl-is-device"
+// CHECK-SAME: -fsycl-rtc-mode
+// CHECK: clang{{.*}} "-fsycl-is-host"
+// CHECK-NOT: -fsycl-rtc-mode
+
+
+/// Check that the '-fno-sycl-rtc-mode' is correctly forwarded to the device 
+/// compilation and only to the device compilation.
+
+// RUN: %clangxx -fsycl -fno-sycl-rtc-mode --no-offload-new-driver %s -### 2>&1 \
+// RUN:   | FileCheck %s --check-prefix=NEGATIVE
+
+// RUN: %clangxx -fsycl -fno-sycl-rtc-mode --offload-new-driver %s -### 2>&1 \
+// RUN:   | FileCheck %s --check-prefix=NEGATIVE
+
+// NEGATIVE: clang{{.*}} "-fsycl-is-device"
+// NEGATIVE-SAME: -fno-sycl-rtc-mode
+// NEGATIVE: clang{{.*}} "-fsycl-is-host"
+// NEGATIVE-NOT: -fsycl-rtc-mode