diff --git a/fail_db.txt b/fail_db.txt
index b90c7632..ab62f332 100644
--- a/fail_db.txt
+++ b/fail_db.txt
@@ -1137,6 +1137,56 @@
 ./tests/psubus_vi64.ispc compfail     x86     sse4-i16x8   Linux LLVM 3.6 clang++3.4 -O2 *
 ./tests/psubus_vi8.ispc compfail     x86     sse4-i16x8   Linux LLVM 3.6 clang++3.4 -O2 *
 ./tests/ptr-1.ispc compfail     x86     sse4-i16x8   Linux LLVM 3.6 clang++3.4 -O2 *
+./tests/reduce-add-int8-1.ispc compfail     x86     sse2-i32x4   Linux LLVM 3.6 clang++3.4 -O2 *
+./tests/reduce-add-int8-1.ispc compfail     x86-64     sse2-i32x4   Linux LLVM 3.6 clang++3.4 -O2 *
+./tests/reduce-add-int8-1.ispc compfail     x86     sse2-i32x8   Linux LLVM 3.6 clang++3.4 -O2 *
+./tests/reduce-add-int8-1.ispc compfail     x86-64     sse2-i32x8   Linux LLVM 3.6 clang++3.4 -O2 *
+./tests/reduce-add-int8-1.ispc compfail     x86     sse4-i32x4   Linux LLVM 3.6 clang++3.4 -O2 *
+./tests/reduce-add-int8-1.ispc compfail     x86-64     sse4-i32x4   Linux LLVM 3.6 clang++3.4 -O2 *
+./tests/reduce-add-int8-1.ispc compfail     x86     sse4-i32x8   Linux LLVM 3.6 clang++3.4 -O2 *
+./tests/reduce-add-int8-1.ispc compfail     x86-64     sse4-i32x8   Linux LLVM 3.6 clang++3.4 -O2 *
+./tests/reduce-add-int8-1.ispc compfail     x86     avx1-i32x4   Linux LLVM 3.6 clang++3.4 -O2 *
+./tests/reduce-add-int8-1.ispc compfail     x86-64     sse2-i32x4   Linux LLVM 3.6 clang++3.4 -O2 *
+./tests/reduce-add-int8-1.ispc compfail     x86     avx1-i32x8   Linux LLVM 3.6 clang++3.4 -O2 *
+./tests/reduce-add-int8-1.ispc compfail     x86-64     avx1-i32x8   Linux LLVM 3.6 clang++3.4 -O2 *
+./tests/reduce-add-int8-1.ispc compfail     x86     avx1-i64x4   Linux LLVM 3.6 clang++3.4 -O2 *
+./tests/reduce-add-int8-1.ispc compfail     x86-64     avx1-i64x4   Linux LLVM 3.6 clang++3.4 -O2 *
+./tests/reduce-add-int8-1.ispc compfail     x86     avx1.1-i32x8   Linux LLVM 3.6 clang++3.4 -O2 *
+./tests/reduce-add-int8-1.ispc compfail     x86-64     avx1.1-i32x8   Linux LLVM 3.6 clang++3.4 -O2 *
+./tests/reduce-add-int8-1.ispc compfail     x86     avx1.1-i64x4   Linux LLVM 3.6 clang++3.4 -O2 *
+./tests/reduce-add-int8-1.ispc compfail     x86-64     avx1.1-i64x4   Linux LLVM 3.6 clang++3.4 -O2 *
+./tests/reduce-add-int8-1.ispc compfail     x86     avx2-i32x8   Linux LLVM 3.6 clang++3.4 -O2 *
+./tests/reduce-add-int8-1.ispc compfail     x86-64     avx2-i32x8   Linux LLVM 3.6 clang++3.4 -O2 *
+./tests/reduce-add-int8-1.ispc compfail     x86     avx2-i64x4   Linux LLVM 3.6 clang++3.4 -O2 *
+./tests/reduce-add-int8-1.ispc compfail     x86-64     avx2-i64x4   Linux LLVM 3.6 clang++3.4 -O2 *
+./tests/reduce-add-int8.ispc compfail     x86     sse2-i32x4   Linux LLVM 3.6 clang++3.4 -O2 *
+./tests/reduce-add-int8.ispc compfail     x86-64     sse2-i32x4   Linux LLVM 3.6 clang++3.4 -O2 *
+./tests/reduce-add-int8.ispc compfail     x86     sse2-i32x8   Linux LLVM 3.6 clang++3.4 -O2 *
+./tests/reduce-add-int8.ispc compfail     x86-64     sse2-i32x8   Linux LLVM 3.6 clang++3.4 -O2 *
+./tests/reduce-add-int8.ispc compfail     x86     sse4-i32x4   Linux LLVM 3.6 clang++3.4 -O2 *
+./tests/reduce-add-int8.ispc compfail     x86-64     sse4-i32x4   Linux LLVM 3.6 clang++3.4 -O2 *
+./tests/reduce-add-int8.ispc compfail     x86     sse4-i32x8   Linux LLVM 3.6 clang++3.4 -O2 *
+./tests/reduce-add-int8.ispc compfail     x86-64     sse4-i32x8   Linux LLVM 3.6 clang++3.4 -O2 *
+./tests/reduce-add-int8.ispc compfail     x86     avx1-i32x4   Linux LLVM 3.6 clang++3.4 -O2 *
+./tests/reduce-add-int8.ispc compfail     x86-64     sse2-i32x4   Linux LLVM 3.6 clang++3.4 -O2 *
+./tests/reduce-add-int8.ispc compfail     x86     avx1-i32x8   Linux LLVM 3.6 clang++3.4 -O2 *
+./tests/reduce-add-int8.ispc compfail     x86-64     avx1-i32x8   Linux LLVM 3.6 clang++3.4 -O2 *
+./tests/reduce-add-int8.ispc compfail     x86     avx1-i64x4   Linux LLVM 3.6 clang++3.4 -O2 *
+./tests/reduce-add-int8.ispc compfail     x86-64     avx1-i64x4   Linux LLVM 3.6 clang++3.4 -O2 *
+./tests/reduce-add-int8.ispc compfail     x86     avx1.1-i32x8   Linux LLVM 3.6 clang++3.4 -O2 *
+./tests/reduce-add-int8.ispc compfail     x86-64     avx1.1-i32x8   Linux LLVM 3.6 clang++3.4 -O2 *
+./tests/reduce-add-int8.ispc compfail     x86     avx1.1-i64x4   Linux LLVM 3.6 clang++3.4 -O2 *
+./tests/reduce-add-int8.ispc compfail     x86-64     avx1.1-i64x4   Linux LLVM 3.6 clang++3.4 -O2 *
+./tests/reduce-add-int8.ispc compfail     x86     avx2-i32x8   Linux LLVM 3.6 clang++3.4 -O2 *
+./tests/reduce-add-int8.ispc compfail     x86-64     avx2-i32x8   Linux LLVM 3.6 clang++3.4 -O2 *
+./tests/reduce-add-int8.ispc compfail     x86     avx2-i64x4   Linux LLVM 3.6 clang++3.4 -O2 *
+./tests/reduce-add-int8.ispc compfail     x86-64     avx2-i64x4   Linux LLVM 3.6 clang++3.4 -O2 *
+./tests/shuffle2-6.ispc compfail     x86     sse2-i32x4   Linux LLVM 3.6 clang++3.4 -O0 *
+./tests/shuffle2-6.ispc compfail     x86-64     sse2-i32x4   Linux LLVM 3.6 clang++3.4 -O0 *
+./tests/shuffle2-8.ispc compfail     x86     sse2-i32x4   Linux LLVM 3.6 clang++3.4 -O0 *
+./tests/shuffle2-8.ispc compfail     x86-64     sse2-i32x4   Linux LLVM 3.6 clang++3.4 -O0 *
+./tests/shuffle2-10.ispc compfail     x86     sse2-i32x4   Linux LLVM 3.6 clang++3.4 -O0 *
+./tests/shuffle2-10.ispc compfail     x86-64     sse2-i32x4   Linux LLVM 3.6 clang++3.4 -O0 *
 ./tests/ptr-10.ispc compfail     x86     sse4-i16x8   Linux LLVM 3.6 clang++3.4 -O2 *
 ./tests/ptr-11.ispc compfail     x86     sse4-i16x8   Linux LLVM 3.6 clang++3.4 -O2 *
 ./tests/ptr-12.ispc compfail     x86     sse4-i16x8   Linux LLVM 3.6 clang++3.4 -O2 *