Remove -x from shell scripts (llvm#249)

It's too verbose.

Author: vitalybuka

zorg/buildbot/builders/sanitizers/buildbot_android.sh

@@ -1,9 +1,5 @@
 #!/usr/bin/env bash
 
-set -x
-set -e
-set -u
-
 HERE="$(cd $(dirname $0) && pwd)"
 . ${HERE}/buildbot_functions.sh
 . ${HERE}/buildbot_android_functions.sh

zorg/buildbot/builders/sanitizers/buildbot_bootstrap_asan.sh

@@ -1,9 +1,5 @@
 #!/usr/bin/env bash
 
-set -x
-set -e
-set -u
-
 HERE="$(cd $(dirname $0) && pwd)"
 . ${HERE}/buildbot_functions.sh
 

zorg/buildbot/builders/sanitizers/buildbot_bootstrap_msan.sh

@@ -1,9 +1,5 @@
 #!/usr/bin/env bash
 
-set -x
-set -e
-set -u
-
 HERE="$(cd $(dirname $0) && pwd)"
 . ${HERE}/buildbot_functions.sh
 

zorg/buildbot/builders/sanitizers/buildbot_bootstrap_ubsan.sh

@@ -1,9 +1,5 @@
 #!/usr/bin/env bash
 
-set -x
-set -e
-set -u
-
 HERE="$(cd $(dirname $0) && pwd)"
 . ${HERE}/buildbot_functions.sh
 

zorg/buildbot/builders/sanitizers/buildbot_cmake.sh

@@ -1,9 +1,5 @@
 #!/usr/bin/env bash
 
-set -x
-set -e
-set -u
-
 HERE="$(dirname $0)"
 . ${HERE}/buildbot_functions.sh
 

zorg/buildbot/builders/sanitizers/buildbot_fast.sh

@@ -1,9 +1,5 @@
 #!/usr/bin/env bash
 
-set -x
-set -e
-set -u
-
 HERE="$(cd $(dirname $0) && pwd)"
 . ${HERE}/buildbot_functions.sh
 

zorg/buildbot/builders/sanitizers/buildbot_functions.sh

@@ -1,5 +1,7 @@
 #!/usr/bin/env bash
 
+set -eu
+
 ulimit -Ss 12288
 
 ROOT=`pwd`

zorg/buildbot/builders/sanitizers/buildbot_fuzzer.sh

@@ -1,9 +1,5 @@
 #!/usr/bin/env bash
 
-set -x
-set -e
-set -u
-
 HERE="$(cd $(dirname $0) && pwd)"
 . ${HERE}/buildbot_functions.sh
 

zorg/buildbot/builders/sanitizers/buildbot_standard.sh

@@ -1,9 +1,5 @@
 #!/usr/bin/env bash
 
-set -x
-set -e
-set -u
-
 HERE="$(dirname $0)"
 . ${HERE}/buildbot_functions.sh