diff --git a/fail_db.txt b/fail_db.txt
index 391a1fba..b90c7632 100644
--- a/fail_db.txt
+++ b/fail_db.txt
@@ -1082,6 +1082,18 @@
 ./tests/pmuls_vi32.ispc compfail     x86     sse4-i16x8   Linux LLVM 3.6 clang++3.4 -O2 *
 ./tests/pmuls_vi64.ispc compfail     x86     sse4-i16x8   Linux LLVM 3.6 clang++3.4 -O2 *
 ./tests/pmuls_vi8.ispc compfail     x86     sse4-i16x8   Linux LLVM 3.6 clang++3.4 -O2 *
+./tests/pmuls_vi8.ispc runfail     x86     sse4-i16x8   Linux LLVM 3.6 clang++3.4 -O2 *
+./tests/pmuls_vi8.ispc runfail     x86-64     sse4-i16x8   Linux LLVM 3.6 clang++3.4 -O2 *
+./tests/pmuls_vi8.ispc runfail     x86     sse4-i32x8   Linux LLVM 3.6 clang++3.4 -O2 *
+./tests/pmuls_vi8.ispc runfail     x86-64     sse4-i32x8   Linux LLVM 3.6 clang++3.4 -O2 *
+./tests/scatter-int8-1.ispc runfail     x86     sse4-i16x8   Linux LLVM 3.6 clang++3.4 -O0 *
+./tests/scatter-int8-1.ispc runfail     x86-64     sse4-i16x8   Linux LLVM 3.6 clang++3.4 -O0 *
+./tests/scatter-int8-1.ispc runfail     x86     sse4-i32x8   Linux LLVM 3.6 clang++3.4 -O0 *
+./tests/scatter-int8-1.ispc runfail     x86-64     sse4-i32x8   Linux LLVM 3.6 clang++3.4 -O0 *
+./tests/store-int8.ispc runfail     x86     sse4-i16x8   Linux LLVM 3.6 clang++3.4 -O0 *
+./tests/store-int8.ispc runfail     x86-64     sse4-i16x8   Linux LLVM 3.6 clang++3.4 -O0 *
+./tests/store-int8.ispc runfail     x86     sse4-i32x8   Linux LLVM 3.6 clang++3.4 -O0 *
+./tests/store-int8.ispc runfail     x86-64     sse4-i32x8   Linux LLVM 3.6 clang++3.4 -O0 *
 ./tests/pmulus_i16.ispc compfail     x86     sse4-i16x8   Linux LLVM 3.6 clang++3.4 -O2 *
 ./tests/pmulus_i32.ispc compfail     x86     sse4-i16x8   Linux LLVM 3.6 clang++3.4 -O2 *
 ./tests/pmulus_i64.ispc compfail     x86     sse4-i16x8   Linux LLVM 3.6 clang++3.4 -O2 *