55 lines
1.7 KiB
C++
55 lines
1.7 KiB
C++
// RUN: %clangxx %s -fsanitize-memory-track-origins=1 -o %t
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// RUN: %env_tool_opts="compress_stack_depot=0:malloc_context_size=128:verbosity=1" %run %t 2>&1 | FileCheck %s --implicit-check-not="StackDepot released"
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// RUN: %env_tool_opts="compress_stack_depot=-1:malloc_context_size=128:verbosity=1" %run %t 2>&1 | FileCheck %s --check-prefixes=COMPRESS
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// RUN: %env_tool_opts="compress_stack_depot=-2:malloc_context_size=128:verbosity=1" %run %t 2>&1 | FileCheck %s --check-prefixes=COMPRESS
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// RUN: %env_tool_opts="compress_stack_depot=1:malloc_context_size=128:verbosity=1" %run %t 2>&1 | FileCheck %s --check-prefixes=COMPRESS,THREAD
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// RUN: %env_tool_opts="compress_stack_depot=2:malloc_context_size=128:verbosity=1" %run %t 2>&1 | FileCheck %s --check-prefixes=COMPRESS,THREAD
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// Ubsan does not store stacks.
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// UNSUPPORTED: ubsan
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// FIXME: Fails for unknown reason.
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// UNSUPPORTED: s390x
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// Similar to D114934, something is broken with background thread on THUMB and Asan.
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// XFAIL: thumb && asan
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#include <sanitizer/common_interface_defs.h>
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#include <memory>
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__attribute__((noinline)) void a(unsigned v);
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__attribute__((noinline)) void b(unsigned v);
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std::unique_ptr<int[]> p;
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__attribute__((noinline)) void a(unsigned v) {
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int x;
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v >>= 1;
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if (!v) {
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p.reset(new int[100]);
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p[1] = x;
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return;
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}
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if (v & 1)
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b(v);
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else
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a(v);
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}
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__attribute__((noinline)) void b(unsigned v) { return a(v); }
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int main(int argc, char *argv[]) {
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for (unsigned i = 0; i < 100000; ++i)
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a(i + (i << 16));
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__sanitizer_sandbox_arguments args = {0};
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__sanitizer_sandbox_on_notify(&args);
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return 0;
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}
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// THREAD: StackDepot compression thread started
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// COMPRESS: StackDepot released {{[0-9]+}}
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// THREAD: StackDepot compression thread stopped
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