26 lines
668 B
C++
26 lines
668 B
C++
// RUN: %clangxx -fsanitize=undefined -shared-libsan %s -o %t && %run %t 2>&1 | FileCheck %s
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// Ensure ubsan runtime/interceptors are lazily initialized if called early.
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// The test seems to segfault on aarch64 with tsan:
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// https://lab.llvm.org/buildbot/#/builders/179/builds/6662
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// Reason unknown, needs debugging.
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// UNSUPPORTED: target=aarch64{{.*}} && ubsan-tsan
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#include <assert.h>
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#include <signal.h>
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#include <stdio.h>
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__attribute__((constructor(1))) void ctor() {
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fprintf(stderr, "INIT\n");
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struct sigaction old;
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assert(!sigaction(SIGSEGV, nullptr, &old));
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};
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int main() {
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fprintf(stderr, "DONE\n");
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return 0;
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}
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// CHECK: INIT
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// CHECK: DONE
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