Merge pull request #196 from AMD-Lightning-Internal/amd/dev/rlieberm/MandoOffload

[flang] digest -fopenmp-offload-mandatory

Author: ronlieb

clang/include/clang/Driver/Options.td

@@ -3845,7 +3845,7 @@ def fno_openmp_assume_no_nested_parallelism : Flag<["-"], "fno-openmp-assume-no-
 } // let Flags = [NoArgumentUnused, HelpHidden]
 
 def fopenmp_offload_mandatory : Flag<["-"], "fopenmp-offload-mandatory">, Group<f_Group>,
-  Flags<[NoArgumentUnused]>, Visibility<[ClangOption, CC1Option]>,
+  Flags<[NoArgumentUnused]>, Visibility<[ClangOption, CC1Option, FlangOption]>,
   HelpText<"Do not create a host fallback if offloading to the device fails.">,
   MarshallingInfoFlag<LangOpts<"OpenMPOffloadMandatory">>;
 def fopenmp_force_usm : Flag<["-"], "fopenmp-force-usm">, Group<f_Group>,

flang/test/Driver/target-gpu-mandatory.f90

@@ -0,0 +1,7 @@
+! REQUIRES: amdgpu-registered-target
+
+! Test that -foffload-mandatory is accepted
+
+! RUN: %flang --target=amdgcn-amd-amdhsa -mcpu=gfx902 -fopenmp-offload-mandatory  -nogpulib -c %s -### 2>&1 \
+! RUN: | FileCheck %s -check-prefix=CHECK-MANDO
+! CHECK-MANDO: "gfx902"