1 #!/bin/bash 2 3 # Ensure that tsan runtime does not contain compiler-emitted memcpy and memset calls. 4 5 set -eu 6 7 ROOTDIR=$(dirname $0) 8 TEST_DIR=$ROOTDIR/../../test/tsan 9 10 : ${CXX:=clang++} 11 CFLAGS="-fsanitize=thread -fPIE -O1 -g" 12 LDFLAGS="-pie -lpthread -ldl -lrt -lm -Wl,--whole-archive $ROOTDIR/rtl/libtsan.a -Wl,--no-whole-archive" 13 14 SRC=$TEST_DIR/simple_race.cc 15 OBJ=$SRC.o 16 EXE=$SRC.exe 17 $CXX $SRC $CFLAGS -c -o $OBJ 18 $CXX $OBJ $LDFLAGS -o $EXE 19 20 NCALL=$(objdump -d $EXE | egrep "callq .*<__interceptor_mem(cpy|set)>" | wc -l) 21 if [ "$NCALL" != "0" ]; then 22 echo FAIL: found $NCALL memcpy/memset calls 23 exit 1 24 fi 25 26 # tail calls 27 NCALL=$(objdump -d $EXE | egrep "jmpq .*<__interceptor_mem(cpy|set)>" | wc -l) 28 if [ "$NCALL" != "0" ]; then 29 echo FAIL: found $NCALL memcpy/memset calls 30 exit 1 31 fi 32
