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misc/cgo/testsanitizers: don't run tsan tests on old clang
Fixes #14570. Change-Id: Ief84a14585bfc209e38cdf15702c2f54ba759714 Reviewed-on: https://go-review.googlesource.com/20057 Run-TryBot: Ian Lance Taylor <iant@golang.org> TryBot-Result: Gobot Gobot <gobot@golang.org> Reviewed-by: Michael Hudson-Doyle <michael.hudson@canonical.com>
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@ -25,14 +25,18 @@ if $CC -fsanitize=memory -c ${TMPDIR}/testsanitizers$$.c -o ${TMPDIR}/testsaniti
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fi
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rm -f ${TMPDIR}/testsanitizers$$.*
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# The memory sanitizer in versions of clang before 3.6 don't work with Go.
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tsan=yes
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# The memory and thread sanitizers in versions of clang before 3.6
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# don't work with Go.
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if test "$msan" = "yes" && $CC --version | grep clang >& /dev/null; then
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ver=$($CC --version | sed -e 's/.* version \([0-9.-]*\).*/\1/')
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major=$(echo $ver | sed -e 's/\([0-9]*\).*/\1/')
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minor=$(echo $ver | sed -e 's/[0-9]*\.\([0-9]*\).*/\1/')
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if test "$major" -lt 3 || test "$major" -eq 3 -a "$minor" -lt 6; then
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echo "skipping msan tests: clang version $major.$minor (older than 3.6)"
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echo "skipping msan/tsan tests: clang version $major.$minor (older than 3.6)"
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msan=no
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tsan=no
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fi
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# Clang before 3.8 does not work with Linux at or after 4.1.
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@ -43,8 +47,9 @@ if test "$msan" = "yes" && $CC --version | grep clang >& /dev/null; then
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linuxmajor=$(echo $linuxver | sed -e 's/\([0-9]*\).*/\1/')
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linuxminor=$(echo $linuxver | sed -e 's/[0-9]*\.\([0-9]*\).*/\1/')
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if test "$linuxmajor" -gt 4 || test "$linuxmajor" -eq 4 -a "$linuxminor" -ge 1; then
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echo "skipping msan tests: clang version $major.$minor (older than 3.8) incompatible with linux version $linuxmajor.$linuxminor (4.1 or newer)"
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echo "skipping msan/tsan tests: clang version $major.$minor (older than 3.8) incompatible with linux version $linuxmajor.$linuxminor (4.1 or newer)"
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msan=no
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tsan=no
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fi
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fi
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fi
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@ -89,15 +94,22 @@ if test "$msan" = "yes"; then
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fi
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fi
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tsan=yes
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TMPDIR=${TMPDIR:-/tmp}
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echo > ${TMPDIR}/testsanitizers$$.c
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if $CC -fsanitize=thread ${TMPDIR}/testsanitizers$$.c -o ${TMPDIR}/testsanitizers$$ 2>&1 | grep "unrecognized" >& /dev/null; then
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echo "skipping tsan tests: -fsanitize=thread not supported"
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tsan=no
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if test "$tsan" = "yes"; then
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echo 'int main() { return 0; }' > ${TMPDIR}/testsanitizers$$.c
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ok=yes
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if ! $CC -fsanitize=thread ${TMPDIR}/testsanitizers$$.c -o ${TMPDIR}/testsanitizers$$ &> ${TMPDIR}/testsanitizers$$.err; then
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ok=no
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fi
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if grep "unrecognized" ${TMPDIR}/testsanitizers$$.err >& /dev/null; then
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echo "skipping tsan tests: -fsanitize=thread not supported"
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tsan=no
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elif test "$ok" != "yes"; then
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cat ${TMPDIR}/testsanitizers$$.err
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echo "skipping tsan tests: -fsanitizer=thread build failed"
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tsan=no
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fi
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rm -f ${TMPDIR}/testsanitizers$$*
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fi
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rm -f ${TMPDIR}/testsanitizers$$.*
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if test "$tsan" = "yes"; then
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err=${TMPDIR}/tsanerr$$.out
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