tree f6b0d7c16859792147bba5f3370f5203cba8af05
parent 0273a3c1f24cb46731843ea761cca04a1a37c93a
author Jeff Vander Stoep <jeffv@google.com> 1553570872 -0700
committer android-build-team Robot <android-build-team-robot@google.com> 1553633472 +0000

Disable XOM on libraries for apps with targetSdkVerison<Q

Apps may (and do) assume that libraries are readable. To avoid app
breakage, mark execute-only sections of as read+execute
for apps with targetSdkVersion<Q.

Bug: 128907672
Test: Check libc for app with targetSdk==current
cat /proc/25950/maps | grep libc.so
77c01e3000-77c028b000 --xp 00041000 07:20 106 /apex/com.android.runtime/lib64/bionic/libc.so
Test: Check libc for app with targetSdk<current
cat /proc/26355/maps | grep libc.so
77c01e3000-77c028b000 r-xp 00041000 07:20 106
/apex/com.android.runtime/lib64/bionic/libc.so

Change-Id: I90b5c91923c8008ae4b4818985842fe3e354a850
(cherry picked from commit 739c0b5193345abfce0373502c795448cc94a3ab)