From f9affd3a0c04d1a9b6c4753ca84819ab64a360c1 Mon Sep 17 00:00:00 2001
From: Alexey Samsonov <samsonov@google.com>
Date: Mon, 13 Feb 2012 08:27:10 +0000
Subject: [PATCH] AddressSanitizer: Use FileCheck instead of grep for pure C
 output tests

llvm-svn: 150366
---
 compiler-rt/lib/asan/tests/test_output.sh   | 23 +++++++++++++++++----
 compiler-rt/lib/asan/tests/use-after-free.c |  3 +++
 2 files changed, 22 insertions(+), 4 deletions(-)

diff --git a/compiler-rt/lib/asan/tests/test_output.sh b/compiler-rt/lib/asan/tests/test_output.sh
index 385fba253250..f619244b46b5 100755
--- a/compiler-rt/lib/asan/tests/test_output.sh
+++ b/compiler-rt/lib/asan/tests/test_output.sh
@@ -7,22 +7,37 @@ CXX=$1
 CC=$2
 CXXFLAGS="-mno-omit-leaf-frame-pointer -fno-omit-frame-pointer -fno-optimize-sibling-calls"
 SYMBOLIZER=../scripts/asan_symbolize.py
+FILE_CHECK=../../../../../build/Release+Asserts/bin/FileCheck
+
+# check_program exe_file src_file [check_prefix]
+check_program() {
+  exe=$1
+  src=$2
+  prefix="CHECK"
+  if [ "z$3" != "z" ] ; then
+    prefix=$3
+  fi
+  ./$exe 2>&1 | $SYMBOLIZER 2> /dev/null | c++filt | \
+        $FILE_CHECK $src --check-prefix=$prefix
+}
 
 C_TEST=use-after-free
 echo "Sanity checking a test in pure C"
 $CC -g -faddress-sanitizer -O2 $C_TEST.c
-./a.out 2>&1 | grep "heap-use-after-free" > /dev/null
+check_program a.out $C_TEST.c
 rm ./a.out
 
 echo "Sanity checking a test in pure C with -pie"
 $CC -g -faddress-sanitizer -O2 $C_TEST.c -pie
-./a.out 2>&1 | grep "heap-use-after-free" > /dev/null
+check_program a.out $C_TEST.c
 rm ./a.out
 
 echo "Testing sleep_before_dying"
 $CC -g -faddress-sanitizer -O2 $C_TEST.c
-ASAN_OPTIONS=sleep_before_dying=1 ./a.out 2>&1 | grep "Sleeping for 1 second" > /dev/null
-rm a.out
+export ASAN_OPTIONS="sleep_before_dying=1"
+check_program a.out $C_TEST.c CHECKSLEEP
+export ASAN_OPTIONS=""
+rm ./a.out
 
 for t in  *.tmpl; do
   for b in 32 64; do
diff --git a/compiler-rt/lib/asan/tests/use-after-free.c b/compiler-rt/lib/asan/tests/use-after-free.c
index 60626bff778a..801d3f68a466 100644
--- a/compiler-rt/lib/asan/tests/use-after-free.c
+++ b/compiler-rt/lib/asan/tests/use-after-free.c
@@ -4,3 +4,6 @@ int main() {
   free(x);
   return x[5];
 }
+
+// CHECK: heap-use-after-free
+// CHECKSLEEP: Sleeping for 1 second