diff --git a/utils/llvmdo b/utils/llvmdo
index b94328e75a7134e503dbfa7c151a48e5685d4f9a..5127fc51b81bad3ed9b16890162897a3f4db226e 100755
--- a/utils/llvmdo
+++ b/utils/llvmdo
@@ -18,6 +18,7 @@ if test -d "$TOPDIR" ; then
       \! -name '*~' \
       \! -name '#*' \
       \! -name '*.ll' \
+      \! -name '*.lo' \
       \! -name '*.d' \
       \! -name '*.dir' \
       \! -name 'Sparc.burm.c' \
diff --git a/utils/llvmgrep b/utils/llvmgrep
index 73cfd41b1ef24e4ef2fbc52f45cd184d8012b86d..8a260443725124fd88a6536efa4cbe94fbefca3e 100755
--- a/utils/llvmgrep
+++ b/utils/llvmgrep
@@ -11,6 +11,7 @@ if test -d "$TOPDIR" ; then
       \! -name '*~' \
       \! -name '#*' \
       \! -name '*.ll' \
+      \! -name '*.lo' \
       \! -name '*.d' \
       \! -name '*.dir' \
       \! -name 'Sparc.burm.c' \