test

Author: wenju-he

patches/clang/0002-OpenCL-Add-cl_khr_fp64-guard-for-atomic_double-doubl.patch

@@ -0,0 +1,52 @@
+From 781b00ae47ac0ea57b62164e57ff426f8121aa1d Mon Sep 17 00:00:00 2001
+From: Wenju He <[email protected]>
+Date: Sat, 22 Nov 2025 01:58:02 -0800
+Subject: [PATCH] [OpenCL] Add cl_khr_fp64 guard for atomic_double/double in
+ cl_ext_float_atomics functions
+
+Fix downstream compile errors:
+error: unknown type name 'atomic_double'
+error: use of type 'double' requires cl_khr_fp64 support
+---
+ clang/lib/Headers/opencl-c.h | 4 ++++
+ 1 file changed, 4 insertions(+)
+
+diff --git a/clang/lib/Headers/opencl-c.h b/clang/lib/Headers/opencl-c.h
+index f65b4b314cff..39f91c139496 100644
+--- a/clang/lib/Headers/opencl-c.h
++++ b/clang/lib/Headers/opencl-c.h
+@@ -13781,6 +13781,7 @@ float __ovld atomic_fetch_max_explicit(volatile atomic_float *,
+     defined(__opencl_c_ext_fp32_local_atomic_min_max)
+ 
+ #if defined(cl_khr_int64_base_atomics) && defined(cl_khr_int64_extended_atomics)
++#ifdef cl_khr_fp64
+ #if defined(__opencl_c_ext_fp64_global_atomic_min_max)
+ double __ovld atomic_fetch_min(volatile __global atomic_double *, double);
+ double __ovld atomic_fetch_max(volatile __global atomic_double *, double);
+@@ -13821,6 +13822,7 @@ double __ovld atomic_fetch_max_explicit(volatile atomic_double *,
+                                         double, memory_order, memory_scope);
+ #endif // defined(__opencl_c_ext_fp64_global_atomic_min_max) &&                \
+     defined(__opencl_c_ext_fp64_local_atomic_min_max)
++#endif // cl_khr_fp64
+ #endif // defined(cl_khr_int64_base_atomics) &&                                \
+     defined(cl_khr_int64_extended_atomics)
+ 
+@@ -13907,6 +13909,7 @@ float __ovld atomic_fetch_sub_explicit(volatile atomic_float *,
+     defined(__opencl_c_ext_fp32_local_atomic_add)
+ 
+ #if defined(cl_khr_int64_base_atomics) && defined(cl_khr_int64_extended_atomics)
++#ifdef cl_khr_fp64
+ #if defined(__opencl_c_ext_fp64_global_atomic_add)
+ double __ovld atomic_fetch_add(volatile __global atomic_double *, double);
+ double __ovld atomic_fetch_sub(volatile __global atomic_double *, double);
+@@ -13947,6 +13950,7 @@ double __ovld atomic_fetch_sub_explicit(volatile atomic_double *,
+                                         double, memory_order, memory_scope);
+ #endif // defined(__opencl_c_ext_fp64_global_atomic_add) &&                    \
+     defined(__opencl_c_ext_fp64_local_atomic_add)
++#endif // cl_khr_fp64
+ #endif // defined(cl_khr_int64_base_atomics) &&                                \
+     defined(cl_khr_int64_extended_atomics)
+ 
+-- 
+2.39.1
+