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[LSan] skip leaks from dlerror #142876

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Merged
merged 4 commits into from
Jun 5, 2025
Merged

[LSan] skip leaks from dlerror #142876

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3f8158d
[𝘀𝗽𝗿] changes to main this commit is based on
fmayer Jun 4, 2025
41e282f
[𝘀𝗽𝗿] initial version
fmayer Jun 4, 2025
f1a2f6d
[𝘀𝗽𝗿] changes introduced through rebase
fmayer Jun 5, 2025
9eef8ba
rebase
fmayer Jun 5, 2025
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3 changes: 2 additions & 1 deletion compiler-rt/lib/lsan/lsan_common.cpp
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Expand Up @@ -124,7 +124,8 @@ static const char kStdSuppressions[] =
# endif
// TLS leak in some glibc versions, described in
// https://sourceware.org/bugzilla/show_bug.cgi?id=12650.
"leak:*tls_get_addr*\n";
"leak:*tls_get_addr*\n"
"leak:*dlerror*\n";

void InitializeSuppressions() {
CHECK_EQ(nullptr, suppression_ctx);
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4 changes: 2 additions & 2 deletions compiler-rt/test/hwasan/TestCases/Posix/dlerror.cpp
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Expand Up @@ -2,7 +2,6 @@
// This is currently not implemented, so this test is XFAIL.

// RUN: %clangxx_hwasan -O0 %s -o %t && HWASAN_OPTIONS=detect_leaks=1 %run %t
// XFAIL: *

#include <assert.h>
#include <dlfcn.h>
Expand All @@ -12,7 +11,8 @@
#include <string.h>
#include <unistd.h>

constexpr auto kKeys = 500;
// musl only has 128 keys
constexpr auto kKeys = 100;

int main(int argc, char **argv) {
__hwasan_enable_allocator_tagging();
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