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-rw-r--r--clang/test/SemaCUDA/extern-shared.cu14
1 files changed, 14 insertions, 0 deletions
diff --git a/clang/test/SemaCUDA/extern-shared.cu b/clang/test/SemaCUDA/extern-shared.cu
new file mode 100644
index 00000000000..9450bbfa5ad
--- /dev/null
+++ b/clang/test/SemaCUDA/extern-shared.cu
@@ -0,0 +1,14 @@
+// RUN: %clang_cc1 -fsyntax-only -verify %s
+// RUN: %clang_cc1 -fsyntax-only -fcuda-is-device -verify %s
+
+#include "Inputs/cuda.h"
+
+__device__ void foo() {
+ extern __shared__ int x; // expected-error {{__shared__ variable 'x' cannot be 'extern'}}
+}
+
+__host__ __device__ void bar() {
+ extern __shared__ int x; // expected-error {{__shared__ variable 'x' cannot be 'extern'}}
+}
+
+extern __shared__ int global; // expected-error {{__shared__ variable 'global' cannot be 'extern'}}
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