Commit | Line | Data |
---|---|---|
8c50b72a TD |
1 | #!/bin/bash |
2 | ||
3 | set -e | |
4 | set -o pipefail | |
5 | ||
6 | # To debug, uncomment the following line | |
7 | # set -x | |
8 | ||
9 | # Test whether the compile option -mprofile-kernel exists and generates | |
10 | # profiling code (ie. a call to _mcount()). | |
11 | echo "int func() { return 0; }" | \ | |
12 | $* -S -x c -O2 -p -mprofile-kernel - -o - 2> /dev/null | \ | |
13 | grep -q "_mcount" | |
14 | ||
15 | # Test whether the notrace attribute correctly suppresses calls to _mcount(). | |
16 | ||
17 | echo -e "#include <linux/compiler.h>\nnotrace int func() { return 0; }" | \ | |
18 | $* -S -x c -O2 -p -mprofile-kernel - -o - 2> /dev/null | \ | |
19 | grep -q "_mcount" && \ | |
20 | exit 1 | |
21 | ||
22 | echo "OK" | |
23 | exit 0 |