1 files changed, 25 insertions, 0 deletions
diff --git a/test/CodeGenOpenCL/extension-begin.cl b/test/CodeGenOpenCL/extension-begin.cl
new file mode 100644
index 000000000000..1d5f78965f34
--- /dev/null
+++ b/test/CodeGenOpenCL/extension-begin.cl
@@ -0,0 +1,25 @@
+// RUN: %clang_cc1 %s -triple spir-unknown-unknown -emit-llvm -o - | FileCheck %s
+
+__attribute__((overloadable)) void f(int x);
+
+#pragma OPENCL EXTENSION my_ext : begin
+
+__attribute__((overloadable)) void f(long x);
+
+#pragma OPENCL EXTENSION my_ext : end
+
+#pragma OPENCL EXTENSION my_ext : enable
+
+//CHECK: define spir_func void @test_f1(i64 %x)
+//CHECK: call spir_func void @_Z1fl(i64 %{{.*}})
+void test_f1(long x) {
+  f(x);
+}
+
+#pragma OPENCL EXTENSION my_ext : disable
+
+//CHECK: define spir_func void @test_f2(i64 %x)
+//CHECK: call spir_func void @_Z1fi(i32 %{{.*}})
+void test_f2(long x) {
+  f(x);
+}