Add OpenCL samplers as Clang builtin types and check sampler related restrictions.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@174601 91177308-0d34-0410-b5e6-96231b3b80d8

2 files changed, 25 insertions, 0 deletions

diff --git a/test/SemaOpenCL/sampler_t.cl b/test/SemaOpenCL/sampler_t.cl
new file mode 100644
index 0000000000..96f6dbf086
--- /dev/null
+++ b/test/SemaOpenCL/sampler_t.cl
@@ -0,0 +1,13 @@
+// RUN: %clang_cc1 %s -verify -pedantic -fsyntax-only
+
+constant sampler_t glb_smp = 5;
+
+void foo(sampler_t); 
+
+void kernel ker(sampler_t argsmp) {
+  local sampler_t smp; // expected-error {{sampler type cannot be used with the __local and __global address space qualifiers}}
+  const sampler_t const_smp = 7;
+  foo(glb_smp);
+  foo(const_smp);
+  foo(5); // expected-error {{sampler_t variable required - got 'int'}}
+}
diff --git a/test/SemaOpenCL/sampler_t_overload.cl b/test/SemaOpenCL/sampler_t_overload.cl
new file mode 100644
index 0000000000..83a854f2a4
--- /dev/null
+++ b/test/SemaOpenCL/sampler_t_overload.cl
@@ -0,0 +1,12 @@
+// RUN: %clang_cc1 %s
+
+void __attribute__((overloadable)) foo(sampler_t, read_only image1d_t);
+void __attribute__((overloadable)) foo(sampler_t, read_only image2d_t);
+
+constant sampler_t glb_smp = 5;
+
+void kernel ker(read_only image1d_t src1, read_only image2d_t src2) {
+  const sampler_t smp = 10;
+  foo(glb_smp, src1);
+  foo(smp, src2);
+}