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authorFlorian Weimer <fweimer@redhat.com>2019-11-29 16:37:58 +0100
committerFlorian Weimer <fweimer@redhat.com>2019-11-29 16:37:58 +0100
commit6029860f6fb465ac35c68c71e3899b9b872b6b26 (patch)
treeea9df4b6c0c1d30b02b9f08077498b723466bac6 /elf/tst-ifunc-fault-bindnow.c
parenta331150af65477fc3fa72ab341eed5e0b2daf7f3 (diff)
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elf: Do not run IFUNC resolvers for LD_DEBUG=unused [BZ #24214]fw/bug24214
This commit adds missing skip_ifunc checks to aarch64, arm, i386, sparc, and x86_64. A new test case ensures that IRELATIVE IFUNC resolvers do not run in various diagnostic modes of the dynamic loader. Tested on x86_64-linux-gnu, i686-linux-gnu, aarch64-linux-gnu, s390-linux-gnu, s390x-linux-gnu, powerpc64le-linux-gnu. Built with build-many-glibcs.py.
Diffstat (limited to 'elf/tst-ifunc-fault-bindnow.c')
-rw-r--r--elf/tst-ifunc-fault-bindnow.c21
1 files changed, 21 insertions, 0 deletions
diff --git a/elf/tst-ifunc-fault-bindnow.c b/elf/tst-ifunc-fault-bindnow.c
new file mode 100644
index 0000000..d767c1f
--- /dev/null
+++ b/elf/tst-ifunc-fault-bindnow.c
@@ -0,0 +1,21 @@
+/* Program with local IFUNC resolver which crashes. BIND_NOW variant.
+ Copyright (C) 2019 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, see
+ <https://www.gnu.org/licenses/>. */
+
+/* The code is the same as the lazy variant. It is just linked
+ differently. */
+#include "tst-ifunc-fault-lazy.c"