diff --git a/examples/intrinsics/knl.h b/examples/intrinsics/knl.h
index 3dd33c70..153dff84 100644
--- a/examples/intrinsics/knl.h
+++ b/examples/intrinsics/knl.h
@@ -1135,11 +1135,10 @@ static FORCEINLINE __vec16_i64 __shuffle2_i64(__vec16_i64 v0, __vec16_i64 v1, __
 
 template <int ALIGN> static FORCEINLINE __vec16_i64 __load(const __vec16_i64 *p) {
   __vec16_i64 v;
-  const uint8_t*ptr = (const uint8_t*)p;
+  const uint8_t *ptr = (const uint8_t *)p;
 
   v.v_lo = _mm512_loadu_si512(ptr);
   v.v_hi = _mm512_loadu_si512(ptr+64);
-
   return v;    
 }
 
@@ -1158,7 +1157,7 @@ template <> FORCEINLINE __vec16_i64 __load<128>(const __vec16_i64 *p) {
 
 template <int ALIGN> static FORCEINLINE void __store(__vec16_i64 *p, __vec16_i64 v) {
   _mm512_storeu_si512(p, v.v_lo);
-  _mm512_storeu_si512(p+64, v.v_hi);
+  _mm512_storeu_si512((uint8_t*)p+64, v.v_hi);
 }
 #if 0
 template <> FORCEINLINE void __store<64>(__vec16_i64 *p, __vec16_i64 v) {
@@ -2964,10 +2963,10 @@ static FORCEINLINE void __masked_store_blend_float(void *p, __vec16_f val,
 static FORCEINLINE __vec16_i8 __gather_base_offsets32_i8(uint8_t *base, uint32_t scale,
                                                  __vec16_i32 offsets, __vec16_i1 mask) {
   // TODO
-  __vec16_i8 ret;                                                          
+  __vec16_i8 ret;  
   for (int i = 0; i < 16; ++i)                                        
     if ((mask & (1 << i)) != 0) {                                 
-      int8_t *ptr = (int8_t *)(base + scale * offsets[i]);         
+      int8_t *ptr = (int8_t *)(base + scale * offsets[i]);
       ret[i] = *ptr;                                            
     }                                                               
   return ret;  
diff --git a/fail_db.txt b/fail_db.txt
index cd8baec3..618f1895 100644
--- a/fail_db.txt
+++ b/fail_db.txt
@@ -169,118 +169,4 @@
 ./tests/ptr-19.ispc runfail  x86-64     generic-16   Linux LLVM 3.7 clang++3.4 -O0 *
 ./tests/ptr-22.ispc runfail  x86-64     generic-16   Linux LLVM 3.7 clang++3.4 -O0 *
 ./tests/test-143.ispc runfail  x86-64     generic-16   Linux LLVM 3.7 clang++3.4 -O0 *
-./tests/atomics-varyingptr-2.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O2 *
-./tests/atomics-varyingptr-3.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O2 *
-./tests/atomics-varyingptr-4.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O2 *
-./tests/funcptr-varying-3.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O2 *
-./tests/funcptr-varying-9.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O2 *
-./tests/gather-int16-5.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O2 *
-./tests/gather-int16-6.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O2 *
-./tests/gather-int16-7.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O2 *
-./tests/gather-int16-8.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O2 *
-./tests/local-atomics-varyingptr-2.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O2 *
-./tests/local-atomics-varyingptr-3.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O2 *
-./tests/local-atomics-varyingptr-4.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O2 *
-./tests/memcpy-varying.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O2 *
-./tests/memset-varying.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O2 *
-./tests/packed-load-5.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O2 *
-./tests/packed-store-2.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O2 *
-./tests/packed-store2-2.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O2 *
-./tests/atomics-2.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/atomics-varyingptr-2.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/atomics-varyingptr-3.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/atomics-varyingptr-4.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/count-leading-trailing-zeros-5.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/double-abs-1.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/double-abs.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/exclusive-scan-add-10.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/exclusive-scan-add-7.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/frexp-double-1.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/frexp-double.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/funcptr-null-2.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/funcptr-null-3.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/funcptr-null-4.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/funcptr-null-5.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/funcptr-null-6.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/funcptr-uniform-9.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/funcptr-varying-1.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/funcptr-varying-2.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/funcptr-varying-5.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/funcptr-varying-9.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/gather-double-5.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/gather-double-6.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/gather-float-5.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/gather-float-6.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/gather-int16-5.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/gather-int16-6.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/gather-int32-5.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/gather-int32-6.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/gather-int64-5.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/gather-int64-6.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/gather-int8-5.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/gather-int8-6.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/gather-struct-vector.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/insert-1.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/insert-2.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/int64-constant.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/int64-max-1.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/int64-max.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/int64-min-1.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/int64-min.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/ldexp-double.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/local-atomics-2.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/local-atomics-varyingptr-2.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/local-atomics-varyingptr-3.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/local-atomics-varyingptr-4.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/memcpy-varying.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/memmove-varying.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/memset-varying.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/packed-load-5.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/packed-store-2.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/packed-store2-2.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/padds_vi64.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/paddus_vi64.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/pass-varying-lvalue-to-ref.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/pdivs_vi64.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/pdivus_vi64.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/pmuls_vi32.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/pmuls_vi64.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/pmulus_vi32.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/pmulus_vi64.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/popcnt-4.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/prefetch-varying.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/psubs_vi64.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/psubus_vi64.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/ptr-15.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
 ./tests/ptr-22.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/ptr-24.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/ptr-25.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/ptr-7.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/ptr-assign-lhs-math-2.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/ptr-cast-complex.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/ptr-cmp-1.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/ptr-diff-2.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/ptr-diff-3.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/ptr-diff-4.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/ptr-diff-5.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/ptr-diff-6.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/ptr-int-1.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/ptr-int-null-1.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/ptr-null-func-arg.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/ptr-varying-unif-index.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/reduce-add-int64-1.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/reduce-add-int64.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/reduce-add-uint64-1.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/reduce-add-uint64.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/reduce-equal-10.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/reduce-equal-8.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/reduce-max-int64.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/reduce-max-uint64.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/reduce-min-uint64.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/rotate-3.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/rotate-4.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/struct-nested-5.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/uint64-max-1.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/uint64-max.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/uint64-min-1.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *
-./tests/uint64-min.ispc runfail  x86-64            knl   Linux LLVM 3.4   icpc15.0 -O0 *