This revision was not accepted when it landed; it landed in state "Needs 
Review".
This revision was landed with ongoing or failed builds.
This revision was automatically updated to reflect the committed changes.
Closed by commit rGa779a169931c: [OpenCL] Remove unused extensions (authored by 
mantognini).

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D89372/new/

https://reviews.llvm.org/D89372

Files:
  clang/include/clang/Basic/OpenCLExtensions.def
  clang/lib/Basic/Targets/AMDGPU.h
  clang/lib/Basic/Targets/NVPTX.h
  clang/test/Misc/amdgcn.languageOptsOpenCL.cl
  clang/test/Misc/nvptx.languageOptsOpenCL.cl
  clang/test/Misc/r600.languageOptsOpenCL.cl
  clang/test/SemaOpenCL/extension-version.cl

Index: clang/test/SemaOpenCL/extension-version.cl
===================================================================
--- clang/test/SemaOpenCL/extension-version.cl
+++ clang/test/SemaOpenCL/extension-version.cl
@@ -34,16 +34,6 @@
 #endif
 #pragma OPENCL EXTENSION cl_khr_int64_extended_atomics: enable
 
-#ifndef cl_khr_gl_sharing
-#error "Missing cl_khr_gl_sharing define"
-#endif
-#pragma OPENCL EXTENSION cl_khr_gl_sharing: enable
-
-#ifndef cl_khr_icd
-#error "Missing cl_khr_icd define"
-#endif
-#pragma OPENCL EXTENSION cl_khr_icd: enable
-
 // Core features in CL 1.1
 
 #ifndef cl_khr_byte_addressable_store
@@ -86,15 +76,6 @@
 // expected-warning@-2{{OpenCL extension 'cl_khr_local_int32_extended_atomics' is core feature or supported optional core feature - ignoring}}
 #endif
 
-#if (defined(__OPENCL_C_VERSION__) && __OPENCL_C_VERSION__ < 110)
-// Deprecated abvoe 1.0
-#ifndef cl_khr_select_fprounding_mode
-#error "Missing cl_khr_select_fp_rounding_mode define"
-#endif
-#pragma OPENCL EXTENSION cl_khr_select_fprounding_mode: enable
-#endif
-
-
 // Core feature in CL 1.2
 #ifndef cl_khr_fp64
 #error "Missing cl_khr_fp64 define"
@@ -113,24 +94,6 @@
 // expected-warning@-2{{OpenCL extension 'cl_khr_3d_image_writes' is core feature or supported optional core feature - ignoring}}
 #endif
 
-#if (defined(__OPENCL_CPP_VERSION__) || __OPENCL_C_VERSION__ >= 110)
-#ifndef cl_khr_gl_event
-#error "Missing cl_khr_gl_event define"
-#endif
-#else
-// expected-warning@+2{{unsupported OpenCL extension 'cl_khr_gl_event' - ignoring}}
-#endif
-#pragma OPENCL EXTENSION cl_khr_gl_event : enable
-
-#if (defined(__OPENCL_CPP_VERSION__) || __OPENCL_C_VERSION__ >= 110)
-#ifndef cl_khr_d3d10_sharing
-#error "Missing cl_khr_d3d10_sharing define"
-#endif
-#else
-// expected-warning@+2{{unsupported OpenCL extension 'cl_khr_d3d10_sharing' - ignoring}}
-#endif
-#pragma OPENCL EXTENSION cl_khr_d3d10_sharing : enable
-
 #if (defined(__OPENCL_CPP_VERSION__) || __OPENCL_C_VERSION__ >= 110)
 #ifndef cles_khr_int64
 #error "Missing cles_khr_int64 define"
@@ -140,60 +103,6 @@
 #endif
 #pragma OPENCL EXTENSION cles_khr_int64 : enable
 
-#if (defined(__OPENCL_CPP_VERSION__) || __OPENCL_C_VERSION__ >= 120)
-#ifndef cl_khr_context_abort
-#error "Missing cl_context_abort define"
-#endif
-#else
-// expected-warning@+2{{unsupported OpenCL extension 'cl_khr_context_abort' - ignoring}}
-#endif
-#pragma OPENCL EXTENSION cl_khr_context_abort : enable
-
-#if (defined(__OPENCL_CPP_VERSION__) || __OPENCL_C_VERSION__ >= 120)
-#ifndef cl_khr_d3d11_sharing
-#error "Missing cl_khr_d3d11_sharing define"
-#endif
-#else
-// expected-warning@+2{{unsupported OpenCL extension 'cl_khr_d3d11_sharing' - ignoring}}
-#endif
-#pragma OPENCL EXTENSION cl_khr_d3d11_sharing : enable
-
-#if (defined(__OPENCL_CPP_VERSION__) || __OPENCL_C_VERSION__ >= 120)
-#ifndef cl_khr_dx9_media_sharing
-#error "Missing cl_khr_dx9_media_sharing define"
-#endif
-#else
-// expected-warning@+2{{unsupported OpenCL extension 'cl_khr_dx9_media_sharing' - ignoring}}
-#endif
-#pragma OPENCL EXTENSION cl_khr_dx9_media_sharing : enable
-
-#if (defined(__OPENCL_CPP_VERSION__) || __OPENCL_C_VERSION__ >= 120)
-#ifndef cl_khr_image2d_from_buffer
-#error "Missing cl_khr_image2d_from_buffer define"
-#endif
-#else
-// expected-warning@+2{{unsupported OpenCL extension 'cl_khr_image2d_from_buffer' - ignoring}}
-#endif
-#pragma OPENCL EXTENSION cl_khr_image2d_from_buffer : enable
-
-#if (defined(__OPENCL_CPP_VERSION__) || __OPENCL_C_VERSION__ >= 120)
-#ifndef cl_khr_initialize_memory
-#error "Missing cl_khr_initialize_memory define"
-#endif
-#else
-// expected-warning@+2{{unsupported OpenCL extension 'cl_khr_initialize_memory' - ignoring}}
-#endif
-#pragma OPENCL EXTENSION cl_khr_initialize_memory : enable
-
-#if (defined(__OPENCL_CPP_VERSION__) || __OPENCL_C_VERSION__ >= 120)
-#ifndef cl_khr_gl_depth_images
-#error "Missing cl_khr_gl_depth_images define"
-#endif
-#else
-// expected-warning@+2{{unsupported OpenCL extension 'cl_khr_gl_depth_images' - ignoring}}
-#endif
-#pragma OPENCL EXTENSION cl_khr_gl_depth_images : enable
-
 #if (defined(__OPENCL_CPP_VERSION__) || __OPENCL_C_VERSION__ >= 120)
 #ifndef cl_khr_gl_msaa_sharing
 #error "Missing cl_khr_gl_msaa_sharing define"
@@ -203,33 +112,6 @@
 #endif
 #pragma OPENCL EXTENSION cl_khr_gl_msaa_sharing : enable
 
-#if (defined(__OPENCL_CPP_VERSION__) || __OPENCL_C_VERSION__ >= 120)
-#ifndef cl_khr_spir
-#error "Missing cl_khr_spir define"
-#endif
-#else
-// expected-warning@+2{{unsupported OpenCL extension 'cl_khr_spir' - ignoring}}
-#endif
-#pragma OPENCL EXTENSION cl_khr_spir : enable
-
-#if (defined(__OPENCL_CPP_VERSION__) || __OPENCL_C_VERSION__ >= 200)
-#ifndef cl_khr_egl_event
-#error "Missing cl_khr_egl_event define"
-#endif
-#else
-// expected-warning@+2{{unsupported OpenCL extension 'cl_khr_egl_event' - ignoring}}
-#endif
-#pragma OPENCL EXTENSION cl_khr_egl_event : enable
-
-#if (defined(__OPENCL_CPP_VERSION__) || __OPENCL_C_VERSION__ >= 200)
-#ifndef cl_khr_egl_image
-#error "Missing cl_khr_egl_image define"
-#endif
-#else
-// expected-warning@+2{{unsupported OpenCL extension 'cl_khr_egl_image' - ignoring}}
-#endif
-#pragma OPENCL EXTENSION cl_khr_egl_image : enable
-
 #if (defined(__OPENCL_CPP_VERSION__) || __OPENCL_C_VERSION__ >= 200)
 #ifndef cl_khr_mipmap_image
 #error "Missing cl_khr_mipmap_image define"
@@ -275,15 +157,6 @@
 #endif
 #pragma OPENCL EXTENSION cl_khr_subgroups : enable
 
-#if (defined(__OPENCL_CPP_VERSION__) || __OPENCL_C_VERSION__ >= 200)
-#ifndef cl_khr_terminate_context
-#error "Missing cl_khr_terminate_context define"
-#endif
-#else
-// expected-warning@+2{{unsupported OpenCL extension 'cl_khr_terminate_context' - ignoring}}
-#endif
-#pragma OPENCL EXTENSION cl_khr_terminate_context: enable
-
 #ifndef cl_amd_media_ops
 #error "Missing cl_amd_media_ops define"
 #endif
Index: clang/test/Misc/r600.languageOptsOpenCL.cl
===================================================================
--- clang/test/Misc/r600.languageOptsOpenCL.cl
+++ clang/test/Misc/r600.languageOptsOpenCL.cl
@@ -48,17 +48,6 @@
 #pragma OPENCL EXTENSION cl_khr_int64_extended_atomics: enable
 // expected-warning@-1{{unsupported OpenCL extension 'cl_khr_int64_extended_atomics' - ignoring}}
 
-#ifdef cl_khr_gl_sharing
-#error "Incorrect cl_khr_gl_sharing define"
-#endif
-#pragma OPENCL EXTENSION cl_khr_gl_sharing: enable
-// expected-warning@-1{{unsupported OpenCL extension 'cl_khr_gl_sharing' - ignoring}}
-
-#ifndef cl_khr_icd
-#error "Missing cl_khr_icd define"
-#endif
-#pragma OPENCL EXTENSION cl_khr_icd: enable
-
 // Core features in CL 1.1
 
 #ifndef cl_khr_byte_addressable_store
@@ -101,14 +90,6 @@
 // expected-warning@-2{{OpenCL extension 'cl_khr_local_int32_extended_atomics' is core feature or supported optional core feature - ignoring}}
 #endif
 
-// Deprecated abvoe 1.0
-#ifdef cl_khr_select_fprounding_mode
-#error "Incorrect cl_khr_select_fprounding_mode define"
-#endif
-#pragma OPENCL EXTENSION cl_khr_select_fprounding_mode: enable
-// expected-warning@-1{{unsupported OpenCL extension 'cl_khr_select_fprounding_mode' - ignoring}}
-
-
 // Core feature in CL 1.2
 #ifdef __HAS_FP64__
 #ifndef cl_khr_fp64
@@ -133,79 +114,12 @@
 #pragma OPENCL EXTENSION cl_khr_3d_image_writes: enable
 // expected-warning@-1{{unsupported OpenCL extension 'cl_khr_3d_image_writes' - ignoring}}
 
-
-#ifdef cl_khr_gl_event
-#error "Incorrect cl_khr_gl_event define"
-#endif
-#pragma OPENCL EXTENSION cl_khr_gl_event: enable
-// expected-warning@-1{{unsupported OpenCL extension 'cl_khr_gl_event' - ignoring}}
-
-#ifdef cl_khr_d3d10_sharing
-#error "Incorrect cl_khr_d3d10_sharing define"
-#endif
-#pragma OPENCL EXTENSION cl_khr_d3d10_sharing: enable
-// expected-warning@-1{{unsupported OpenCL extension 'cl_khr_d3d10_sharing' - ignoring}}
-
-#ifdef cl_khr_context_abort
-#error "Incorrect cl_context_abort define"
-#endif
-#pragma OPENCL EXTENSION cl_khr_context_abort: enable
-// expected-warning@-1{{unsupported OpenCL extension 'cl_khr_context_abort' - ignoring}}
-
-#ifdef cl_khr_d3d11_sharing
-#error "Incorrect cl_khr_d3d11_sharing define"
-#endif
-#pragma OPENCL EXTENSION cl_khr_d3d11_sharing: enable
-// expected-warning@-1{{unsupported OpenCL extension 'cl_khr_d3d11_sharing' - ignoring}}
-
-#ifdef cl_khr_dx9_media_sharing
-#error "Incorrect cl_khr_dx9_media_sharing define"
-#endif
-#pragma OPENCL EXTENSION cl_khr_dx9_media_sharing: enable
-// expected-warning@-1{{unsupported OpenCL extension 'cl_khr_dx9_media_sharing' - ignoring}}
-
-#ifdef cl_khr_image2d_from_buffer
-#error "Incorrect cl_khr_image2d_from_buffer define"
-#endif
-#pragma OPENCL EXTENSION cl_khr_image2d_from_buffer: enable
-// expected-warning@-1{{unsupported OpenCL extension 'cl_khr_image2d_from_buffer' - ignoring}}
-
-#ifdef cl_khr_initialize_memory
-#error "Incorrect cl_khr_initialize_memory define"
-#endif
-#pragma OPENCL EXTENSION cl_khr_initialize_memory: enable
-// expected-warning@-1{{unsupported OpenCL extension 'cl_khr_initialize_memory' - ignoring}}
-
-#ifdef cl_khr_gl_depth_images
-#error "Incorrect cl_khr_gl_depth_images define"
-#endif
-#pragma OPENCL EXTENSION cl_khr_gl_depth_images: enable
-// expected-warning@-1{{unsupported OpenCL extension 'cl_khr_gl_depth_images' - ignoring}}
-
 #ifdef cl_khr_gl_msaa_sharing
 #error "Incorrect cl_khr_gl_msaa_sharing define"
 #endif
 #pragma OPENCL EXTENSION cl_khr_gl_msaa_sharing: enable
 // expected-warning@-1{{unsupported OpenCL extension 'cl_khr_gl_msaa_sharing' - ignoring}}
 
-#ifdef cl_khr_spir
-#error "Incorrect cl_khr_spir define"
-#endif
-#pragma OPENCL EXTENSION cl_khr_spir: enable
-// expected-warning@-1{{unsupported OpenCL extension 'cl_khr_spir' - ignoring}}
-
-#ifdef cl_khr_egl_event
-#error "Incorrect cl_khr_egl_event define"
-#endif
-#pragma OPENCL EXTENSION cl_khr_egl_event: enable
-// expected-warning@-1{{unsupported OpenCL extension 'cl_khr_egl_event' - ignoring}}
-
-#ifdef cl_khr_egl_image
-#error "Incorrect cl_khr_egl_image define"
-#endif
-#pragma OPENCL EXTENSION cl_khr_egl_image: enable
-// expected-warning@-1{{unsupported OpenCL extension 'cl_khr_egl_image' - ignoring}}
-
 #ifdef cl_khr_srgb_image_writes
 #error "Incorrect cl_khr_srgb_image_writes define"
 #endif
@@ -218,8 +132,3 @@
 #pragma OPENCL EXTENSION cl_khr_subgroups: enable
 // expected-warning@-1{{unsupported OpenCL extension 'cl_khr_subgroups' - ignoring}}
 
-#ifdef cl_khr_terminate_context
-#error "Incorrect cl_khr_terminate_context define"
-#endif
-#pragma OPENCL EXTENSION cl_khr_terminate_context: enable
-// expected-warning@-1{{unsupported OpenCL extension 'cl_khr_terminate_context' - ignoring}}
Index: clang/test/Misc/nvptx.languageOptsOpenCL.cl
===================================================================
--- clang/test/Misc/nvptx.languageOptsOpenCL.cl
+++ clang/test/Misc/nvptx.languageOptsOpenCL.cl
@@ -40,16 +40,6 @@
 #pragma OPENCL EXTENSION cl_khr_int64_extended_atomics: enable
 // expected-warning@-1{{unsupported OpenCL extension 'cl_khr_int64_extended_atomics' - ignoring}}
 
-#ifndef cl_khr_gl_sharing
-#error "Missing cl_khr_gl_sharing define"
-#endif
-#pragma OPENCL EXTENSION cl_khr_gl_sharing: enable
-
-#ifndef cl_khr_icd
-#error "Missing cl_khr_icd define"
-#endif
-#pragma OPENCL EXTENSION cl_khr_icd: enable
-
 // Core features in CL 1.1
 
 #ifndef cl_khr_byte_addressable_store
@@ -92,16 +82,6 @@
 // expected-warning@-2{{OpenCL extension 'cl_khr_local_int32_extended_atomics' is core feature or supported optional core feature - ignoring}}
 #endif
 
-#if (__OPENCL_C_VERSION__ < 110)
-// Deprecated above 1.0
-#ifdef cl_khr_select_fprounding_mode
-#error "Incorrect cl_khr_select_fprounding_mode define"
-#endif
-#pragma OPENCL EXTENSION cl_khr_select_fprounding_mode: enable
-// expected-warning@-1{{unsupported OpenCL extension 'cl_khr_select_fprounding_mode' - ignoring}}
-#endif
-
-
 // Core feature in CL 1.2
 #ifndef cl_khr_fp64
 #error "Missing cl_khr_fp64 define"
@@ -118,80 +98,12 @@
 #pragma OPENCL EXTENSION cl_khr_3d_image_writes: enable
 // expected-warning@-1{{unsupported OpenCL extension 'cl_khr_3d_image_writes' - ignoring}}
 
-
-
-#ifdef cl_khr_gl_event
-#error "Incorrect cl_khr_gl_event define"
-#endif
-#pragma OPENCL EXTENSION cl_khr_gl_event: enable
-// expected-warning@-1{{unsupported OpenCL extension 'cl_khr_gl_event' - ignoring}}
-
-#ifdef cl_khr_d3d10_sharing
-#error "Incorrect cl_khr_d3d10_sharing define"
-#endif
-#pragma OPENCL EXTENSION cl_khr_d3d10_sharing: enable
-// expected-warning@-1{{unsupported OpenCL extension 'cl_khr_d3d10_sharing' - ignoring}}
-
-#ifdef cl_khr_context_abort
-#error "Incorrect cl_context_abort define"
-#endif
-#pragma OPENCL EXTENSION cl_khr_context_abort: enable
-// expected-warning@-1{{unsupported OpenCL extension 'cl_khr_context_abort' - ignoring}}
-
-#ifdef cl_khr_d3d11_sharing
-#error "Incorrect cl_khr_d3d11_sharing define"
-#endif
-#pragma OPENCL EXTENSION cl_khr_d3d11_sharing: enable
-// expected-warning@-1{{unsupported OpenCL extension 'cl_khr_d3d11_sharing' - ignoring}}
-
-#ifdef cl_khr_dx9_media_sharing
-#error "Incorrect cl_khr_dx9_media_sharing define"
-#endif
-#pragma OPENCL EXTENSION cl_khr_dx9_media_sharing: enable
-// expected-warning@-1{{unsupported OpenCL extension 'cl_khr_dx9_media_sharing' - ignoring}}
-
-#ifdef cl_khr_image2d_from_buffer
-#error "Incorrect cl_khr_image2d_from_buffer define"
-#endif
-#pragma OPENCL EXTENSION cl_khr_image2d_from_buffer: enable
-// expected-warning@-1{{unsupported OpenCL extension 'cl_khr_image2d_from_buffer' - ignoring}}
-
-#ifdef cl_khr_initialize_memory
-#error "Incorrect cl_khr_initialize_memory define"
-#endif
-#pragma OPENCL EXTENSION cl_khr_initialize_memory: enable
-// expected-warning@-1{{unsupported OpenCL extension 'cl_khr_initialize_memory' - ignoring}}
-
-#ifdef cl_khr_gl_depth_images
-#error "Incorrect cl_khr_gl_depth_images define"
-#endif
-#pragma OPENCL EXTENSION cl_khr_gl_depth_images: enable
-// expected-warning@-1{{unsupported OpenCL extension 'cl_khr_gl_depth_images' - ignoring}}
-
 #ifdef cl_khr_gl_msaa_sharing
 #error "Incorrect cl_khr_gl_msaa_sharing define"
 #endif
 #pragma OPENCL EXTENSION cl_khr_gl_msaa_sharing: enable
 // expected-warning@-1{{unsupported OpenCL extension 'cl_khr_gl_msaa_sharing' - ignoring}}
 
-#ifdef cl_khr_spir
-#error "Incorrect cl_khr_spir define"
-#endif
-#pragma OPENCL EXTENSION cl_khr_spir: enable
-// expected-warning@-1{{unsupported OpenCL extension 'cl_khr_spir' - ignoring}}
-
-#ifdef cl_khr_egl_event
-#error "Incorrect cl_khr_egl_event define"
-#endif
-#pragma OPENCL EXTENSION cl_khr_egl_event: enable
-// expected-warning@-1{{unsupported OpenCL extension 'cl_khr_egl_event' - ignoring}}
-
-#ifdef cl_khr_egl_image
-#error "Missing cl_khr_egl_image define"
-#endif
-#pragma OPENCL EXTENSION cl_khr_egl_image: enable
-// expected-warning@-1{{unsupported OpenCL extension 'cl_khr_egl_image' - ignoring}}
-
 #ifdef cl_khr_srgb_image_writes
 #error "Incorrect cl_khr_srgb_image_writes define"
 #endif
@@ -204,8 +116,3 @@
 #pragma OPENCL EXTENSION cl_khr_subgroups: enable
 // expected-warning@-1{{unsupported OpenCL extension 'cl_khr_subgroups' - ignoring}}
 
-#ifdef cl_khr_terminate_context
-#error "Incorrect cl_khr_terminate_context define"
-#endif
-#pragma OPENCL EXTENSION cl_khr_terminate_context: enable
-// expected-warning@-1{{unsupported OpenCL extension 'cl_khr_terminate_context' - ignoring}}
Index: clang/test/Misc/amdgcn.languageOptsOpenCL.cl
===================================================================
--- clang/test/Misc/amdgcn.languageOptsOpenCL.cl
+++ clang/test/Misc/amdgcn.languageOptsOpenCL.cl
@@ -29,17 +29,6 @@
 #endif
 #pragma OPENCL EXTENSION cl_khr_int64_extended_atomics: enable
 
-#ifdef cl_khr_gl_sharing
-#error "Incorrect cl_khr_gl_sharing define"
-#endif
-#pragma OPENCL EXTENSION cl_khr_gl_sharing: enable
-// expected-warning@-1{{unsupported OpenCL extension 'cl_khr_gl_sharing' - ignoring}}
-
-#ifndef cl_khr_icd
-#error "Missing cl_khr_icd define"
-#endif
-#pragma OPENCL EXTENSION cl_khr_icd: enable
-
 // Core features in CL 1.1
 
 #ifndef cl_khr_byte_addressable_store
@@ -82,13 +71,6 @@
 // expected-warning@-2{{OpenCL extension 'cl_khr_local_int32_extended_atomics' is core feature or supported optional core feature - ignoring}}
 #endif
 
-#ifdef cl_khr_select_fprounding_mode
-#error "Incorrect cl_khr_select_fprounding_mode define"
-#endif
-#pragma OPENCL EXTENSION cl_khr_select_fprounding_mode: enable
-// expected-warning@-1{{unsupported OpenCL extension 'cl_khr_select_fprounding_mode' - ignoring}}
-
-
 // Core feature in CL 1.2
 #ifndef cl_khr_fp64
 #error "Missing cl_khr_fp64 define"
@@ -107,80 +89,12 @@
 // expected-warning@-2{{OpenCL extension 'cl_khr_3d_image_writes' is core feature or supported optional core feature - ignoring}}
 #endif
 
-
-
-#ifdef cl_khr_gl_event
-#error "Incorrect cl_khr_gl_event define"
-#endif
-#pragma OPENCL EXTENSION cl_khr_gl_event: enable
-// expected-warning@-1{{unsupported OpenCL extension 'cl_khr_gl_event' - ignoring}}
-
-#ifdef cl_khr_d3d10_sharing
-#error "Incorrect cl_khr_d3d10_sharing define"
-#endif
-#pragma OPENCL EXTENSION cl_khr_d3d10_sharing: enable
-// expected-warning@-1{{unsupported OpenCL extension 'cl_khr_d3d10_sharing' - ignoring}}
-
-#ifdef cl_khr_context_abort
-#error "Incorrect cl_context_abort define"
-#endif
-#pragma OPENCL EXTENSION cl_khr_context_abort: enable
-// expected-warning@-1{{unsupported OpenCL extension 'cl_khr_context_abort' - ignoring}}
-
-#ifdef cl_khr_d3d11_sharing
-#error "Incorrect cl_khr_d3d11_sharing define"
-#endif
-#pragma OPENCL EXTENSION cl_khr_d3d11_sharing: enable
-// expected-warning@-1{{unsupported OpenCL extension 'cl_khr_d3d11_sharing' - ignoring}}
-
-#ifdef cl_khr_dx9_media_sharing
-#error "Incorrect cl_khr_dx9_media_sharing define"
-#endif
-#pragma OPENCL EXTENSION cl_khr_dx9_media_sharing: enable
-// expected-warning@-1{{unsupported OpenCL extension 'cl_khr_dx9_media_sharing' - ignoring}}
-
-#ifdef cl_khr_image2d_from_buffer
-#error "Incorrect cl_khr_image2d_from_buffer define"
-#endif
-#pragma OPENCL EXTENSION cl_khr_image2d_from_buffer: enable
-// expected-warning@-1{{unsupported OpenCL extension 'cl_khr_image2d_from_buffer' - ignoring}}
-
-#ifdef cl_khr_initialize_memory
-#error "Incorrect cl_khr_initialize_memory define"
-#endif
-#pragma OPENCL EXTENSION cl_khr_initialize_memory: enable
-// expected-warning@-1{{unsupported OpenCL extension 'cl_khr_initialize_memory' - ignoring}}
-
-#ifdef cl_khr_gl_depth_images
-#error "Incorrect cl_khr_gl_depth_images define"
-#endif
-#pragma OPENCL EXTENSION cl_khr_gl_depth_images: enable
-// expected-warning@-1{{unsupported OpenCL extension 'cl_khr_gl_depth_images' - ignoring}}
-
 #ifdef cl_khr_gl_msaa_sharing
 #error "Incorrect cl_khr_gl_msaa_sharing define"
 #endif
 #pragma OPENCL EXTENSION cl_khr_gl_msaa_sharing: enable
 // expected-warning@-1{{unsupported OpenCL extension 'cl_khr_gl_msaa_sharing' - ignoring}}
 
-#ifdef cl_khr_spir
-#error "Incorrect cl_khr_spir define"
-#endif
-#pragma OPENCL EXTENSION cl_khr_spir: enable
-// expected-warning@-1{{unsupported OpenCL extension 'cl_khr_spir' - ignoring}}
-
-#ifdef cl_khr_egl_event
-#error "Incorrect cl_khr_egl_event define"
-#endif
-#pragma OPENCL EXTENSION cl_khr_egl_event: enable
-// expected-warning@-1{{unsupported OpenCL extension 'cl_khr_egl_event' - ignoring}}
-
-#ifdef cl_khr_egl_image
-#error "Incorrect cl_khr_egl_image define"
-#endif
-#pragma OPENCL EXTENSION cl_khr_egl_image: enable
-// expected-warning@-1{{unsupported OpenCL extension 'cl_khr_egl_image' - ignoring}}
-
 #if (__OPENCL_C_VERSION__ >= 200)
 #ifndef cl_khr_mipmap_image
 #error "Missing cl_khr_mipmap_image define"
@@ -211,12 +125,6 @@
 #endif
 #pragma OPENCL EXTENSION cl_khr_subgroups: enable
 
-#ifdef cl_khr_terminate_context
-#error "Incorrect cl_khr_terminate_context define"
-#endif
-#pragma OPENCL EXTENSION cl_khr_terminate_context: enable
-// expected-warning@-1{{unsupported OpenCL extension 'cl_khr_terminate_context' - ignoring}}
-
 #ifndef cl_amd_media_ops
 #error "Missing cl_amd_media_ops define"
 #endif
Index: clang/lib/Basic/Targets/NVPTX.h
===================================================================
--- clang/lib/Basic/Targets/NVPTX.h
+++ clang/lib/Basic/Targets/NVPTX.h
@@ -128,8 +128,6 @@
   void setSupportedOpenCLOpts() override {
     auto &Opts = getSupportedOpenCLOpts();
     Opts.support("cl_clang_storage_class_specifiers");
-    Opts.support("cl_khr_gl_sharing");
-    Opts.support("cl_khr_icd");
 
     Opts.support("cl_khr_fp64");
     Opts.support("cl_khr_byte_addressable_store");
Index: clang/lib/Basic/Targets/AMDGPU.h
===================================================================
--- clang/lib/Basic/Targets/AMDGPU.h
+++ clang/lib/Basic/Targets/AMDGPU.h
@@ -285,7 +285,6 @@
   void setSupportedOpenCLOpts() override {
     auto &Opts = getSupportedOpenCLOpts();
     Opts.support("cl_clang_storage_class_specifiers");
-    Opts.support("cl_khr_icd");
 
     bool IsAMDGCN = isAMDGCN(getTriple());
 
Index: clang/include/clang/Basic/OpenCLExtensions.def
===================================================================
--- clang/include/clang/Basic/OpenCLExtensions.def
+++ clang/include/clang/Basic/OpenCLExtensions.def
@@ -23,6 +23,16 @@
 //   core - minimum OpenCL version when the extension becomes optional core
 //          feature or core feature. ~0U indicates not a core feature or an
 //          optional core feature.
+//
+// As per The OpenCL Extension Specification, Section 1.2, in this file, an
+// extension is defined if and only it either:
+//  * affects the OpenCL language semantics or its syntax,
+//  * adds built-in functions to the language.
+//
+// For such an extension, a preprocessor #define that matches the extension
+// name must be created and a #pragma is required if and only if the
+// compilation flow is impacted, e.g. due to a difference of syntax or
+// semantics in the language compared to the core standard.
 
 #ifndef OPENCLEXT_INTERNAL
 #ifndef OPENCLEXT
@@ -34,8 +44,6 @@
 
 // OpenCL 1.0.
 OPENCLEXT_INTERNAL(cl_khr_3d_image_writes, 100, 200)
-// fprounding mode is special since it is not mentioned beyond 1.0
-OPENCLEXT_INTERNAL(cl_khr_select_fprounding_mode, 100, 110)
 OPENCLEXT_INTERNAL(cl_khr_byte_addressable_store, 100, 110)
 OPENCLEXT_INTERNAL(cl_khr_fp16, 100, ~0U)
 OPENCLEXT_INTERNAL(cl_khr_fp64, 100, 120)
@@ -45,35 +53,19 @@
 OPENCLEXT_INTERNAL(cl_khr_local_int32_extended_atomics, 100, 110)
 OPENCLEXT_INTERNAL(cl_khr_int64_base_atomics, 100, ~0U)
 OPENCLEXT_INTERNAL(cl_khr_int64_extended_atomics, 100, ~0U)
-OPENCLEXT_INTERNAL(cl_khr_gl_sharing, 100, ~0U)
-OPENCLEXT_INTERNAL(cl_khr_icd, 100, ~0U)
-
-// OpenCL 1.1.
-OPENCLEXT_INTERNAL(cl_khr_gl_event, 110, ~0U)
-OPENCLEXT_INTERNAL(cl_khr_d3d10_sharing, 110, ~0U)
 
 // EMBEDDED_PROFILE
 OPENCLEXT_INTERNAL(cles_khr_int64, 110, ~0U)
 
 // OpenCL 1.2.
-OPENCLEXT_INTERNAL(cl_khr_context_abort, 120, ~0U)
-OPENCLEXT_INTERNAL(cl_khr_d3d11_sharing, 120, ~0U)
 OPENCLEXT_INTERNAL(cl_khr_depth_images, 120, ~0U)
-OPENCLEXT_INTERNAL(cl_khr_dx9_media_sharing, 120, ~0U)
-OPENCLEXT_INTERNAL(cl_khr_image2d_from_buffer, 120, ~0U)
-OPENCLEXT_INTERNAL(cl_khr_initialize_memory, 120, ~0U)
-OPENCLEXT_INTERNAL(cl_khr_gl_depth_images, 120, ~0U)
 OPENCLEXT_INTERNAL(cl_khr_gl_msaa_sharing, 120, ~0U)
-OPENCLEXT_INTERNAL(cl_khr_spir, 120, ~0U)
 
 // OpenCL 2.0.
-OPENCLEXT_INTERNAL(cl_khr_egl_event, 200, ~0U)
-OPENCLEXT_INTERNAL(cl_khr_egl_image, 200, ~0U)
 OPENCLEXT_INTERNAL(cl_khr_mipmap_image, 200, ~0U)
 OPENCLEXT_INTERNAL(cl_khr_mipmap_image_writes, 200, ~0U)
 OPENCLEXT_INTERNAL(cl_khr_srgb_image_writes, 200, ~0U)
 OPENCLEXT_INTERNAL(cl_khr_subgroups, 200, ~0U)
-OPENCLEXT_INTERNAL(cl_khr_terminate_context, 200, ~0U)
 OPENCLEXT_INTERNAL(cl_khr_subgroup_extended_types, 200, ~0U)
 OPENCLEXT_INTERNAL(cl_khr_subgroup_non_uniform_vote, 200, ~0U)
 OPENCLEXT_INTERNAL(cl_khr_subgroup_ballot, 200, ~0U)
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