Index: lib/Headers/opencl-c.h
===================================================================
--- lib/Headers/opencl-c.h
+++ lib/Headers/opencl-c.h
@@ -13340,6 +13340,10 @@
 unsigned int __ovld atomic_add(volatile __global unsigned int *p, unsigned int val);
 int __ovld atomic_add(volatile __local int *p, int val);
 unsigned int __ovld atomic_add(volatile __local unsigned int *p, unsigned int val);
+#ifdef __OPENCL_CPP_VERSION__
+int __ovld atomic_add(volatile int *p, int val);
+unsigned int __ovld atomic_add(volatile unsigned int *p, unsigned int val);
+#endif
 
 #if defined(cl_khr_global_int32_base_atomics)
 int __ovld atom_add(volatile __global int *p, int val);
@@ -13366,6 +13370,10 @@
 unsigned int __ovld atomic_sub(volatile __global unsigned int *p, unsigned int val);
 int __ovld atomic_sub(volatile __local int *p, int val);
 unsigned int __ovld atomic_sub(volatile __local unsigned int *p, unsigned int val);
+#ifdef __OPENCL_CPP_VERSION__
+int __ovld atomic_sub(volatile int *p, int val);
+unsigned int __ovld atomic_sub(volatile unsigned int *p, unsigned int val);
+#endif
 
 #if defined(cl_khr_global_int32_base_atomics)
 int __ovld atom_sub(volatile __global int *p, int val);
@@ -13394,6 +13402,11 @@
 unsigned int __ovld atomic_xchg(volatile __local unsigned int *p, unsigned int val);
 float __ovld atomic_xchg(volatile __global float *p, float val);
 float __ovld atomic_xchg(volatile __local float *p, float val);
+#ifdef __OPENCL_CPP_VERSION__
+int __ovld atomic_xchg(volatile int *p, int val);
+unsigned int __ovld atomic_xchg(volatile unsigned int *p, unsigned int val);
+float __ovld atomic_xchg(volatile float *p, float val);
+#endif
 
 #if defined(cl_khr_global_int32_base_atomics)
 int __ovld atom_xchg(volatile __global int *p, int val);
@@ -13421,6 +13434,10 @@
 unsigned int __ovld atomic_inc(volatile __global unsigned int *p);
 int __ovld atomic_inc(volatile __local int *p);
 unsigned int __ovld atomic_inc(volatile __local unsigned int *p);
+#ifdef __OPENCL_CPP_VERSION__
+int __ovld atomic_inc(volatile int *p);
+unsigned int __ovld atomic_inc(volatile unsigned int *p);
+#endif
 
 #if defined(cl_khr_global_int32_base_atomics)
 int __ovld atom_inc(volatile __global int *p);
@@ -13448,6 +13465,10 @@
 unsigned int __ovld atomic_dec(volatile __global unsigned int *p);
 int __ovld atomic_dec(volatile __local int *p);
 unsigned int __ovld atomic_dec(volatile __local unsigned int *p);
+#ifdef __OPENCL_CPP_VERSION__
+int __ovld atomic_dec(volatile int *p);
+unsigned int __ovld atomic_dec(volatile unsigned int *p);
+#endif
 
 #if defined(cl_khr_global_int32_base_atomics)
 int __ovld atom_dec(volatile __global int *p);
@@ -13476,6 +13497,10 @@
 unsigned int __ovld atomic_cmpxchg(volatile __global unsigned int *p, unsigned int cmp, unsigned int val);
 int __ovld atomic_cmpxchg(volatile __local int *p, int cmp, int val);
 unsigned int __ovld atomic_cmpxchg(volatile __local unsigned int *p, unsigned int cmp, unsigned int val);
+#ifdef __OPENCL_CPP_VERSION__
+int __ovld atomic_cmpxchg(volatile int *p, int cmp, int val);
+unsigned int __ovld atomic_cmpxchg(volatile unsigned int *p, unsigned int cmp, unsigned int val);
+#endif
 
 #if defined(cl_khr_global_int32_base_atomics)
 int __ovld atom_cmpxchg(volatile __global int *p, int cmp, int val);
@@ -13504,6 +13529,10 @@
 unsigned int __ovld atomic_min(volatile __global unsigned int *p, unsigned int val);
 int __ovld atomic_min(volatile __local int *p, int val);
 unsigned int __ovld atomic_min(volatile __local unsigned int *p, unsigned int val);
+#ifdef __OPENCL_CPP_VERSION__
+int __ovld atomic_min(volatile int *p, int val);
+unsigned int __ovld atomic_min(volatile unsigned int *p, unsigned int val);
+#endif
 
 #if defined(cl_khr_global_int32_extended_atomics)
 int __ovld atom_min(volatile __global int *p, int val);
@@ -13532,6 +13561,10 @@
 unsigned int __ovld atomic_max(volatile __global unsigned int *p, unsigned int val);
 int __ovld atomic_max(volatile __local int *p, int val);
 unsigned int __ovld atomic_max(volatile __local unsigned int *p, unsigned int val);
+#ifdef __OPENCL_CPP_VERSION__
+int __ovld atomic_max(volatile int *p, int val);
+unsigned int __ovld atomic_max(volatile unsigned int *p, unsigned int val);
+#endif
 
 #if defined(cl_khr_global_int32_extended_atomics)
 int __ovld atom_max(volatile __global int *p, int val);
@@ -13559,6 +13592,10 @@
 unsigned int __ovld atomic_and(volatile __global unsigned int *p, unsigned int val);
 int __ovld atomic_and(volatile __local int *p, int val);
 unsigned int __ovld atomic_and(volatile __local unsigned int *p, unsigned int val);
+#ifdef __OPENCL_CPP_VERSION__
+int __ovld atomic_and(volatile int *p, int val);
+unsigned int __ovld atomic_and(volatile unsigned int *p, unsigned int val);
+#endif
 
 #if defined(cl_khr_global_int32_extended_atomics)
 int __ovld atom_and(volatile __global int *p, int val);
@@ -13586,6 +13623,10 @@
 unsigned int __ovld atomic_or(volatile __global unsigned int *p, unsigned int val);
 int __ovld atomic_or(volatile __local int *p, int val);
 unsigned int __ovld atomic_or(volatile __local unsigned int *p, unsigned int val);
+#ifdef __OPENCL_CPP_VERSION__
+int __ovld atomic_or(volatile int *p, int val);
+unsigned int __ovld atomic_or(volatile unsigned int *p, unsigned int val);
+#endif
 
 #if defined(cl_khr_global_int32_extended_atomics)
 int __ovld atom_or(volatile __global int *p, int val);
@@ -13613,6 +13654,10 @@
 unsigned int __ovld atomic_xor(volatile __global unsigned int *p, unsigned int val);
 int __ovld atomic_xor(volatile __local int *p, int val);
 unsigned int __ovld atomic_xor(volatile __local unsigned int *p, unsigned int val);
+#ifdef __OPENCL_CPP_VERSION__
+int __ovld atomic_xor(volatile int *p, int val);
+unsigned int __ovld atomic_xor(volatile unsigned int *p, unsigned int val);
+#endif
 
 #if defined(cl_khr_global_int32_extended_atomics)
 int __ovld atom_xor(volatile __global int *p, int val);
Index: test/Headers/opencl-c-header.cl
===================================================================
--- test/Headers/opencl-c-header.cl
+++ test/Headers/opencl-c-header.cl
@@ -73,6 +73,14 @@
 }
 #endif //__OPENCL_C_VERSION__
 
+#if defined(__OPENCL_CPP_VERSION__)
+void test_atomics(__generic volatile unsigned int* a)
+{
+    atomic_add(a, 1);
+}
+#endif
+
+
 // Verify that non-builtin cl_intel_planar_yuv extension is defined from
 // OpenCL 1.2 onwards.
 #if defined(__OPENCL_CPP_VERSION__) || (__OPENCL_C_VERSION__ >= CL_VERSION_1_2)