--- /dev/null
+float3 foo_pow3(float3 src0, float3 src1)
+{
+ union {
+ float3 f3;
+ float farray[4];
+ } s0, s1, dst;
+ s0.f3 = src0;
+ s1.f3 = src1;
+ int i;
+ for(i = 0; i < 3; i++)
+ dst.farray[i] = pow(s0.farray[i], s1.farray[i]);
+ return dst.f3;
+}
+
+__kernel void
+compiler_constant_expr(__global float* src, __global float *dst)
+{
+ int gid = get_global_id(0);
+ float3 f3 = vload3(gid, src);
+ float3 cf3 = (float3)(1.f, 2.f, 3.f);
+ float3 result = foo_pow3(f3, cf3);
+ vstore3(result, gid, dst);
+}
--- /dev/null
+#include "utest_helper.hpp"
+#include <math.h>
+
+static void compiler_constant_expr(void)
+{
+ const size_t n = 48;
+
+ // Setup kernel and buffers
+ OCL_CREATE_KERNEL("compiler_constant_expr");
+ buf_data[0] = (uint32_t*) malloc(sizeof(float) * n);
+ for (uint32_t i = 0; i < n; ++i) ((float*)buf_data[0])[i] = i;
+ OCL_CREATE_BUFFER(buf[0], CL_MEM_COPY_HOST_PTR, n * sizeof(float), buf_data[0]);
+ OCL_CREATE_BUFFER(buf[1], 0, n * sizeof(float), NULL);
+ free(buf_data[0]);
+ buf_data[0] = NULL;
+
+ // Run the kernel
+ OCL_SET_ARG(0, sizeof(cl_mem), &buf[0]);
+ OCL_SET_ARG(1, sizeof(cl_mem), &buf[1]);
+ globals[0] = 16;
+ locals[0] = 16;
+ OCL_NDRANGE(1);
+
+ // Check result
+ OCL_MAP_BUFFER(0);
+ OCL_MAP_BUFFER(1);
+ for (uint32_t i = 0; i < n; ++i) {
+ float expect = pow(((float*)buf_data[0])[i], (i % 3) + 1);
+ float err = fabs(((float*)buf_data[1])[i] - expect);
+ OCL_ASSERT(err <= 100 * cl_FLT_ULP(expect));
+ }
+}
+
+MAKE_UTEST_FROM_FUNCTION(compiler_constant_expr);
+