Revert "[OpenCL] Add supported OpenCL extensions to target info."

Revert r269431 due to build failure caused by warning msg:

  llvm/tools/clang/lib/Basic/Targets.cpp:2090:9: error: 'setSupportedOpenCLOpts' overrides a member function but is not marked 'override' [-Werror,-Winconsistent-missing-override]
   void setSupportedOpenCLOpts() {

llvm-svn: 269435

1 files changed, 19 insertions, 0 deletions

diff --git a/clang/test/SemaOpenCL/extension-fp64-cl1.1.cl b/clang/test/SemaOpenCL/extension-fp64-cl1.1.cl
new file mode 100644
index 00000000000..7e852ae70eb
--- /dev/null
+++ b/clang/test/SemaOpenCL/extension-fp64-cl1.1.cl
@@ -0,0 +1,19 @@
+// RUN: %clang_cc1 %s -verify -pedantic -fsyntax-only -cl-std=CL1.1
+
+void f1(double da) { // expected-error {{type 'double' requires cl_khr_fp64 extension}}
+  double d; // expected-error {{type 'double' requires cl_khr_fp64 extension}}
+  (void) 1.0; // expected-warning {{double precision constant requires cl_khr_fp64}}
+}
+
+#pragma OPENCL EXTENSION cl_khr_fp64 : enable
+
+void f2(void) {
+  double d;
+  (void) 1.0;
+}
+
+#pragma OPENCL EXTENSION cl_khr_fp64 : disable
+
+void f3(void) {
+  double d; // expected-error {{type 'double' requires cl_khr_fp64 extension}}
+}