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vlib: address sanitizer support for stack switch, enable clang

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Type: improvement
Change-Id: I81df4b61d1f0b8c1df77c1ee9bebcb491e155b69
Signed-off-by: Damjan Marion <damarion@cisco.com>
This commit is contained in:
Damjan Marion
2020-05-21 16:47:05 +02:00
committed by Benoît Ganne
parent 173484fe3a
commit cea46522e7
8 changed files with 88 additions and 17 deletions
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10
docs/troubleshooting/sanitizer.rst
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@@ -6,7 +6,7 @@ Google Sanitizers
VPP is instrumented to support `Google Sanitizers <https://github.com/google/sanitizers>`_.
As of today, only `AddressSanitizer <https://github.com/google/sanitizers/wiki/AddressSanitizer>`_
is supported, only for GCC and only for the heap.
is supported, both for GCC and clang.
AddressSanitizer
================
@@ -20,19 +20,19 @@ build option, so all VPP targets should be supported. For example:
.. code-block:: console
# build a debug image with ASan support:
$ make rebuild VPP_EXTRA_CMAKE_ARGS=-DVPP_ENABLE_SANITIZE_ADDR=ON CC=gcc-8
$ make rebuild VPP_EXTRA_CMAKE_ARGS=-DVPP_ENABLE_SANITIZE_ADDR=ON
....
# build a release image with ASan support:
$ make rebuild-release VPP_EXTRA_CMAKE_ARGS=-DVPP_ENABLE_SANITIZE_ADDR=ON CC=gcc-8
$ make rebuild-release VPP_EXTRA_CMAKE_ARGS=-DVPP_ENABLE_SANITIZE_ADDR=ON
....
# build packages in debug mode with ASan support:
$ make pkg-deb-debug VPP_EXTRA_CMAKE_ARGS=-DVPP_ENABLE_SANITIZE_ADDR=ON CC=gcc-8
$ make pkg-deb-debug VPP_EXTRA_CMAKE_ARGS=-DVPP_ENABLE_SANITIZE_ADDR=ON
....
# run GBP plugin tests in debug mode with ASan
$ make test-debug TEST=test_gbp VPP_EXTRA_CMAKE_ARGS=-DVPP_ENABLE_SANITIZE_ADDR=ON CC=gcc-8
$ make test-debug TEST=test_gbp VPP_EXTRA_CMAKE_ARGS=-DVPP_ENABLE_SANITIZE_ADDR=ON
....
Once VPP has been built with ASan support you can use it as usual including