[sanitizer] Cleanup linter temporary files.

llvm-svn: 226266

diff --git a/compiler-rt/lib/sanitizer_common/scripts/check_lint.sh b/compiler-rt/lib/sanitizer_common/scripts/check_lint.sh
index 267273d..dc7bb14 100755 (executable)
--- a/compiler-rt/lib/sanitizer_common/scripts/check_lint.sh
+++ b/compiler-rt/lib/sanitizer_common/scripts/check_lint.sh
@@ -32,7 +32,14 @@ LSAN_LIT_TEST_LINT_FILTER=${LSAN_RTL_LINT_FILTER},-whitespace/line_length
 DFSAN_RTL_LINT_FILTER=${COMMON_LINT_FILTER},-runtime/int,-runtime/printf,-runtime/references,-readability/function
 COMMON_RTL_INC_LINT_FILTER=${COMMON_LINT_FILTER},-runtime/int,-runtime/sizeof,-runtime/printf,-readability/fn_size
 SANITIZER_INCLUDES_LINT_FILTER=${COMMON_LINT_FILTER},-runtime/int
-MKTEMP="mktemp -q /tmp/tmp.XXXXXXXXXX"
+
+MKTEMP_DIR=$(mktemp -qd /tmp/check_lint.XXXXXXXXXX)
+MKTEMP="mktemp -q ${MKTEMP_DIR}/tmp.XXXXXXXXXX"
+function cleanup {
+  rm -rf $MKTEMP_DIR
+}
+trap cleanup EXIT
+
 cd ${LLVM_CHECKOUT}
 
 EXITSTATUS=0