[compiler-rt] r334433 - [Sanitizers] Move allocator_returns_null.cc test to common.
Alex Shlyapnikov via llvm-commits
llvm-commits at lists.llvm.org
Mon Jun 11 12:45:59 PDT 2018
Author: alekseyshl
Date: Mon Jun 11 12:45:59 2018
New Revision: 334433
URL: http://llvm.org/viewvc/llvm-project?rev=334433&view=rev
Log:
[Sanitizers] Move allocator_returns_null.cc test to common.
Summary:
Add allocator_returns_null.cc test to sanitizer_common and
remove all sanitizer-specific ones except:
- HWASan is not covered by sanitizer_common
- TSan allocator does not have comprehensive error reporting yet
Reviewers: vitalybuka
Subscribers: kubamracek, delcypher, #sanitizers, llvm-commits
Differential Revision: https://reviews.llvm.org/D47971
Added:
compiler-rt/trunk/test/sanitizer_common/TestCases/allocator_returns_null.cc
- copied, changed from r334424, compiler-rt/trunk/test/lsan/TestCases/allocator_returns_null.cc
Removed:
compiler-rt/trunk/test/asan/TestCases/allocator_returns_null.cc
compiler-rt/trunk/test/lsan/TestCases/allocator_returns_null.cc
compiler-rt/trunk/test/msan/allocator_returns_null.cc
Removed: compiler-rt/trunk/test/asan/TestCases/allocator_returns_null.cc
URL: http://llvm.org/viewvc/llvm-project/compiler-rt/trunk/test/asan/TestCases/allocator_returns_null.cc?rev=334432&view=auto
==============================================================================
--- compiler-rt/trunk/test/asan/TestCases/allocator_returns_null.cc (original)
+++ compiler-rt/trunk/test/asan/TestCases/allocator_returns_null.cc (removed)
@@ -1,133 +0,0 @@
-// Test the behavior of malloc/calloc/realloc/new when the allocation size is
-// more than ASan allocator's max allowed one.
-// By default (allocator_may_return_null=0) the process should crash.
-// With allocator_may_return_null=1 the allocator should return 0, except the
-// operator new(), which should crash anyway (operator new(std::nothrow) should
-// return nullptr, indeed).
-//
-// RUN: %clangxx_asan -O0 %s -o %t
-// RUN: not %run %t malloc 2>&1 | FileCheck %s --check-prefix=CHECK-mCRASH
-// RUN: %env_asan_opts=allocator_may_return_null=0 not %run %t malloc 2>&1 \
-// RUN: | FileCheck %s --check-prefix=CHECK-mCRASH
-// RUN: %env_asan_opts=allocator_may_return_null=1 %run %t malloc 2>&1 \
-// RUN: | FileCheck %s --check-prefix=CHECK-mNULL
-// RUN: %env_asan_opts=allocator_may_return_null=0 not %run %t calloc 2>&1 \
-// RUN: | FileCheck %s --check-prefix=CHECK-cCRASH
-// RUN: %env_asan_opts=allocator_may_return_null=1 %run %t calloc 2>&1 \
-// RUN: | FileCheck %s --check-prefix=CHECK-cNULL
-// RUN: %env_asan_opts=allocator_may_return_null=0 not %run %t calloc-overflow 2>&1 \
-// RUN: | FileCheck %s --check-prefix=CHECK-coCRASH
-// RUN: %env_asan_opts=allocator_may_return_null=1 %run %t calloc-overflow 2>&1 \
-// RUN: | FileCheck %s --check-prefix=CHECK-coNULL
-// RUN: %env_asan_opts=allocator_may_return_null=0 not %run %t realloc 2>&1 \
-// RUN: | FileCheck %s --check-prefix=CHECK-rCRASH
-// RUN: %env_asan_opts=allocator_may_return_null=1 %run %t realloc 2>&1 \
-// RUN: | FileCheck %s --check-prefix=CHECK-rNULL
-// RUN: %env_asan_opts=allocator_may_return_null=0 not %run %t realloc-after-malloc 2>&1 \
-// RUN: | FileCheck %s --check-prefix=CHECK-mrCRASH
-// RUN: %env_asan_opts=allocator_may_return_null=1 %run %t realloc-after-malloc 2>&1 \
-// RUN: | FileCheck %s --check-prefix=CHECK-mrNULL
-// RUN: %env_asan_opts=allocator_may_return_null=0 not %run %t new 2>&1 \
-// RUN: | FileCheck %s --check-prefix=CHECK-nCRASH
-// RUN: %env_asan_opts=allocator_may_return_null=1 not %run %t new 2>&1 \
-// RUN: | FileCheck %s --check-prefix=CHECK-nCRASH-OOM
-// RUN: %env_asan_opts=allocator_may_return_null=0 not %run %t new-nothrow 2>&1 \
-// RUN: | FileCheck %s --check-prefix=CHECK-nnCRASH
-// RUN: %env_asan_opts=allocator_may_return_null=1 %run %t new-nothrow 2>&1 \
-// RUN: | FileCheck %s --check-prefix=CHECK-nnNULL
-
-// UNSUPPORTED: win32
-
-#include <assert.h>
-#include <errno.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <limits>
-#include <new>
-
-int main(int argc, char **argv) {
- // Disable stderr buffering. Needed on Windows.
- setvbuf(stderr, NULL, _IONBF, 0);
-
- assert(argc == 2);
- const char *action = argv[1];
- fprintf(stderr, "%s:\n", action);
-
- static const size_t kMaxAllowedMallocSizePlusOne =
-#if __LP64__ || defined(_WIN64)
- (1ULL << 40) + 1;
-#else
- (3UL << 30) + 1;
-#endif
-
- void *x = 0;
- if (!strcmp(action, "malloc")) {
- x = malloc(kMaxAllowedMallocSizePlusOne);
- } else if (!strcmp(action, "calloc")) {
- x = calloc((kMaxAllowedMallocSizePlusOne / 4) + 1, 4);
- } else if (!strcmp(action, "calloc-overflow")) {
- volatile size_t kMaxSizeT = std::numeric_limits<size_t>::max();
- size_t kArraySize = 4096;
- volatile size_t kArraySize2 = kMaxSizeT / kArraySize + 10;
- x = calloc(kArraySize, kArraySize2);
- } else if (!strcmp(action, "realloc")) {
- x = realloc(0, kMaxAllowedMallocSizePlusOne);
- } else if (!strcmp(action, "realloc-after-malloc")) {
- char *t = (char*)malloc(100);
- *t = 42;
- x = realloc(t, kMaxAllowedMallocSizePlusOne);
- assert(*t == 42);
- free(t);
- } else if (!strcmp(action, "new")) {
- x = operator new(kMaxAllowedMallocSizePlusOne);
- } else if (!strcmp(action, "new-nothrow")) {
- x = operator new(kMaxAllowedMallocSizePlusOne, std::nothrow);
- } else {
- assert(0);
- }
-
- fprintf(stderr, "errno: %d\n", errno);
-
- // The NULL pointer is printed differently on different systems, while (long)0
- // is always the same.
- fprintf(stderr, "x: %lx\n", (long)x);
- free(x);
-
- return x != 0;
-}
-
-// CHECK-mCRASH: malloc:
-// CHECK-mCRASH: SUMMARY: AddressSanitizer: allocation-size-too-big
-// CHECK-cCRASH: calloc:
-// CHECK-cCRASH: SUMMARY: AddressSanitizer: allocation-size-too-big
-// CHECK-coCRASH: calloc-overflow:
-// CHECK-coCRASH: SUMMARY: AddressSanitizer: calloc-overflow
-// CHECK-rCRASH: realloc:
-// CHECK-rCRASH: SUMMARY: AddressSanitizer: allocation-size-too-big
-// CHECK-mrCRASH: realloc-after-malloc:
-// CHECK-mrCRASH: SUMMARY: AddressSanitizer: allocation-size-too-big
-// CHECK-nCRASH: new:
-// CHECK-nCRASH: SUMMARY: AddressSanitizer: allocation-size-too-big
-// CHECK-nCRASH-OOM: new:
-// CHECK-nCRASH-OOM: SUMMARY: AddressSanitizer: out-of-memory
-// CHECK-nnCRASH: new-nothrow:
-// CHECK-nnCRASH: SUMMARY: AddressSanitizer: allocation-size-too-big
-
-// CHECK-mNULL: malloc:
-// CHECK-mNULL: errno: 12
-// CHECK-mNULL: x: 0
-// CHECK-cNULL: calloc:
-// CHECK-cNULL: errno: 12
-// CHECK-cNULL: x: 0
-// CHECK-coNULL: calloc-overflow:
-// CHECK-coNULL: errno: 12
-// CHECK-coNULL: x: 0
-// CHECK-rNULL: realloc:
-// CHECK-rNULL: errno: 12
-// CHECK-rNULL: x: 0
-// CHECK-mrNULL: realloc-after-malloc:
-// CHECK-mrNULL: errno: 12
-// CHECK-mrNULL: x: 0
-// CHECK-nnNULL: new-nothrow:
-// CHECK-nnNULL: x: 0
Removed: compiler-rt/trunk/test/lsan/TestCases/allocator_returns_null.cc
URL: http://llvm.org/viewvc/llvm-project/compiler-rt/trunk/test/lsan/TestCases/allocator_returns_null.cc?rev=334432&view=auto
==============================================================================
--- compiler-rt/trunk/test/lsan/TestCases/allocator_returns_null.cc (original)
+++ compiler-rt/trunk/test/lsan/TestCases/allocator_returns_null.cc (removed)
@@ -1,133 +0,0 @@
-// Test the behavior of malloc/calloc/realloc/new when the allocation size is
-// more than LSan allocator's max allowed one.
-// By default (allocator_may_return_null=0) the process should crash.
-// With allocator_may_return_null=1 the allocator should return 0, except the
-// operator new(), which should crash anyway (operator new(std::nothrow) should
-// return nullptr, indeed).
-//
-// RUN: %clangxx_lsan -O0 %s -o %t
-// RUN: not %run %t malloc 2>&1 | FileCheck %s --check-prefix=CHECK-mCRASH
-// RUN: %env_lsan_opts=allocator_may_return_null=0 not %run %t malloc 2>&1 \
-// RUN: | FileCheck %s --check-prefix=CHECK-mCRASH
-// RUN: %env_lsan_opts=allocator_may_return_null=1 %run %t malloc 2>&1 \
-// RUN: | FileCheck %s --check-prefix=CHECK-mNULL
-// RUN: %env_lsan_opts=allocator_may_return_null=0 not %run %t calloc 2>&1 \
-// RUN: | FileCheck %s --check-prefix=CHECK-cCRASH
-// RUN: %env_lsan_opts=allocator_may_return_null=1 %run %t calloc 2>&1 \
-// RUN: | FileCheck %s --check-prefix=CHECK-cNULL
-// RUN: %env_lsan_opts=allocator_may_return_null=0 not %run %t calloc-overflow 2>&1 \
-// RUN: | FileCheck %s --check-prefix=CHECK-coCRASH
-// RUN: %env_lsan_opts=allocator_may_return_null=1 %run %t calloc-overflow 2>&1 \
-// RUN: | FileCheck %s --check-prefix=CHECK-coNULL
-// RUN: %env_lsan_opts=allocator_may_return_null=0 not %run %t realloc 2>&1 \
-// RUN: | FileCheck %s --check-prefix=CHECK-rCRASH
-// RUN: %env_lsan_opts=allocator_may_return_null=1 %run %t realloc 2>&1 \
-// RUN: | FileCheck %s --check-prefix=CHECK-rNULL
-// RUN: %env_lsan_opts=allocator_may_return_null=0 not %run %t realloc-after-malloc 2>&1 \
-// RUN: | FileCheck %s --check-prefix=CHECK-mrCRASH
-// RUN: %env_lsan_opts=allocator_may_return_null=1 %run %t realloc-after-malloc 2>&1 \
-// RUN: | FileCheck %s --check-prefix=CHECK-mrNULL
-// RUN: %env_lsan_opts=allocator_may_return_null=0 not %run %t new 2>&1 \
-// RUN: | FileCheck %s --check-prefix=CHECK-nCRASH
-// RUN: %env_lsan_opts=allocator_may_return_null=1 not %run %t new 2>&1 \
-// RUN: | FileCheck %s --check-prefix=CHECK-nCRASH-OOM
-// RUN: %env_lsan_opts=allocator_may_return_null=0 not %run %t new-nothrow 2>&1 \
-// RUN: | FileCheck %s --check-prefix=CHECK-nnCRASH
-// RUN: %env_lsan_opts=allocator_may_return_null=1 %run %t new-nothrow 2>&1 \
-// RUN: | FileCheck %s --check-prefix=CHECK-nnNULL
-
-#include <assert.h>
-#include <errno.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <limits>
-#include <new>
-
-int main(int argc, char **argv) {
- // Disable stderr buffering. Needed on Windows.
- setvbuf(stderr, NULL, _IONBF, 0);
-
- assert(argc == 2);
- const char *action = argv[1];
- fprintf(stderr, "%s:\n", action);
-
- // Use max of ASan and LSan allocator limits to cover both "lsan" and
- // "lsan + asan" configs.
- static const size_t kMaxAllowedMallocSizePlusOne =
-#if __LP64__ || defined(_WIN64)
- (1ULL << 40) + 1;
-#else
- (3UL << 30) + 1;
-#endif
-
- void *x = 0;
- if (!strcmp(action, "malloc")) {
- x = malloc(kMaxAllowedMallocSizePlusOne);
- } else if (!strcmp(action, "calloc")) {
- x = calloc((kMaxAllowedMallocSizePlusOne / 4) + 1, 4);
- } else if (!strcmp(action, "calloc-overflow")) {
- volatile size_t kMaxSizeT = std::numeric_limits<size_t>::max();
- size_t kArraySize = 4096;
- volatile size_t kArraySize2 = kMaxSizeT / kArraySize + 10;
- x = calloc(kArraySize, kArraySize2);
- } else if (!strcmp(action, "realloc")) {
- x = realloc(0, kMaxAllowedMallocSizePlusOne);
- } else if (!strcmp(action, "realloc-after-malloc")) {
- char *t = (char*)malloc(100);
- *t = 42;
- x = realloc(t, kMaxAllowedMallocSizePlusOne);
- assert(*t == 42);
- free(t);
- } else if (!strcmp(action, "new")) {
- x = operator new(kMaxAllowedMallocSizePlusOne);
- } else if (!strcmp(action, "new-nothrow")) {
- x = operator new(kMaxAllowedMallocSizePlusOne, std::nothrow);
- } else {
- assert(0);
- }
-
- fprintf(stderr, "errno: %d\n", errno);
-
- // The NULL pointer is printed differently on different systems, while (long)0
- // is always the same.
- fprintf(stderr, "x: %zu\n", (size_t)x);
- free(x);
-
- return x != 0;
-}
-
-// CHECK-mCRASH: malloc:
-// CHECK-mCRASH: {{SUMMARY: .*Sanitizer: allocation-size-too-big}}
-// CHECK-cCRASH: calloc:
-// CHECK-cCRASH: {{SUMMARY: .*Sanitizer: allocation-size-too-big}}
-// CHECK-coCRASH: calloc-overflow:
-// CHECK-coCRASH: {{SUMMARY: .*Sanitizer: calloc-overflow}}
-// CHECK-rCRASH: realloc:
-// CHECK-rCRASH: {{SUMMARY: .*Sanitizer: allocation-size-too-big}}
-// CHECK-mrCRASH: realloc-after-malloc:
-// CHECK-mrCRASH: {{SUMMARY: .*Sanitizer: allocation-size-too-big}}
-// CHECK-nCRASH: new:
-// CHECK-nCRASH: {{SUMMARY: .*Sanitizer: allocation-size-too-big}}
-// CHECK-nCRASH-OOM: new:
-// CHECK-nCRASH-OOM: {{SUMMARY: .*Sanitizer: out-of-memory}}
-// CHECK-nnCRASH: new-nothrow:
-// CHECK-nnCRASH: {{SUMMARY: .*Sanitizer: allocation-size-too-big}}
-
-// CHECK-mNULL: malloc:
-// CHECK-mNULL: errno: 12
-// CHECK-mNULL: x: 0
-// CHECK-cNULL: calloc:
-// CHECK-cNULL: errno: 12
-// CHECK-cNULL: x: 0
-// CHECK-coNULL: calloc-overflow:
-// CHECK-coNULL: errno: 12
-// CHECK-coNULL: x: 0
-// CHECK-rNULL: realloc:
-// CHECK-rNULL: errno: 12
-// CHECK-rNULL: x: 0
-// CHECK-mrNULL: realloc-after-malloc:
-// CHECK-mrNULL: errno: 12
-// CHECK-mrNULL: x: 0
-// CHECK-nnNULL: new-nothrow:
-// CHECK-nnNULL: x: 0
Removed: compiler-rt/trunk/test/msan/allocator_returns_null.cc
URL: http://llvm.org/viewvc/llvm-project/compiler-rt/trunk/test/msan/allocator_returns_null.cc?rev=334432&view=auto
==============================================================================
--- compiler-rt/trunk/test/msan/allocator_returns_null.cc (original)
+++ compiler-rt/trunk/test/msan/allocator_returns_null.cc (removed)
@@ -1,133 +0,0 @@
-// Test the behavior of malloc/calloc/realloc/new when the allocation size is
-// more than MSan allocator's max allowed one.
-// By default (allocator_may_return_null=0) the process should crash.
-// With allocator_may_return_null=1 the allocator should return 0, except the
-// operator new(), which should crash anyway (operator new(std::nothrow) should
-// return nullptr, indeed).
-//
-// RUN: %clangxx_msan -O0 %s -o %t
-// RUN: not %run %t malloc 2>&1 | FileCheck %s --check-prefix=CHECK-mCRASH
-// RUN: MSAN_OPTIONS=allocator_may_return_null=0 not %run %t malloc 2>&1 \
-// RUN: | FileCheck %s --check-prefix=CHECK-mCRASH
-// RUN: MSAN_OPTIONS=allocator_may_return_null=1 %run %t malloc 2>&1 \
-// RUN: | FileCheck %s --check-prefix=CHECK-mNULL
-// RUN: MSAN_OPTIONS=allocator_may_return_null=0 not %run %t calloc 2>&1 \
-// RUN: | FileCheck %s --check-prefix=CHECK-cCRASH
-// RUN: MSAN_OPTIONS=allocator_may_return_null=1 %run %t calloc 2>&1 \
-// RUN: | FileCheck %s --check-prefix=CHECK-cNULL
-// RUN: MSAN_OPTIONS=allocator_may_return_null=0 not %run %t calloc-overflow 2>&1 \
-// RUN: | FileCheck %s --check-prefix=CHECK-coCRASH
-// RUN: MSAN_OPTIONS=allocator_may_return_null=1 %run %t calloc-overflow 2>&1 \
-// RUN: | FileCheck %s --check-prefix=CHECK-coNULL
-// RUN: MSAN_OPTIONS=allocator_may_return_null=0 not %run %t realloc 2>&1 \
-// RUN: | FileCheck %s --check-prefix=CHECK-rCRASH
-// RUN: MSAN_OPTIONS=allocator_may_return_null=1 %run %t realloc 2>&1 \
-// RUN: | FileCheck %s --check-prefix=CHECK-rNULL
-// RUN: MSAN_OPTIONS=allocator_may_return_null=0 not %run %t realloc-after-malloc 2>&1 \
-// RUN: | FileCheck %s --check-prefix=CHECK-mrCRASH
-// RUN: MSAN_OPTIONS=allocator_may_return_null=1 %run %t realloc-after-malloc 2>&1 \
-// RUN: | FileCheck %s --check-prefix=CHECK-mrNULL
-// RUN: MSAN_OPTIONS=allocator_may_return_null=0 not %run %t new 2>&1 \
-// RUN: | FileCheck %s --check-prefix=CHECK-nCRASH
-// RUN: MSAN_OPTIONS=allocator_may_return_null=1 not %run %t new 2>&1 \
-// RUN: | FileCheck %s --check-prefix=CHECK-nCRASH-OOM
-// RUN: MSAN_OPTIONS=allocator_may_return_null=0 not %run %t new-nothrow 2>&1 \
-// RUN: | FileCheck %s --check-prefix=CHECK-nnCRASH
-// RUN: MSAN_OPTIONS=allocator_may_return_null=1 %run %t new-nothrow 2>&1 \
-// RUN: | FileCheck %s --check-prefix=CHECK-nnNULL
-
-// UNSUPPORTED: win32
-
-#include <assert.h>
-#include <errno.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <limits>
-#include <new>
-
-int main(int argc, char **argv) {
- // Disable stderr buffering. Needed on Windows.
- setvbuf(stderr, NULL, _IONBF, 0);
-
- assert(argc == 2);
- const char *action = argv[1];
- fprintf(stderr, "%s:\n", action);
-
- static const size_t kMaxAllowedMallocSizePlusOne =
-#if __LP64__ || defined(_WIN64)
- (8UL << 30) + 1;
-#else
- (2UL << 30) + 1;
-#endif
-
- void *x = 0;
- if (!strcmp(action, "malloc")) {
- x = malloc(kMaxAllowedMallocSizePlusOne);
- } else if (!strcmp(action, "calloc")) {
- x = calloc((kMaxAllowedMallocSizePlusOne / 4) + 1, 4);
- } else if (!strcmp(action, "calloc-overflow")) {
- volatile size_t kMaxSizeT = std::numeric_limits<size_t>::max();
- size_t kArraySize = 4096;
- volatile size_t kArraySize2 = kMaxSizeT / kArraySize + 10;
- x = calloc(kArraySize, kArraySize2);
- } else if (!strcmp(action, "realloc")) {
- x = realloc(0, kMaxAllowedMallocSizePlusOne);
- } else if (!strcmp(action, "realloc-after-malloc")) {
- char *t = (char*)malloc(100);
- *t = 42;
- x = realloc(t, kMaxAllowedMallocSizePlusOne);
- assert(*t == 42);
- free(t);
- } else if (!strcmp(action, "new")) {
- x = operator new(kMaxAllowedMallocSizePlusOne);
- } else if (!strcmp(action, "new-nothrow")) {
- x = operator new(kMaxAllowedMallocSizePlusOne, std::nothrow);
- } else {
- assert(0);
- }
-
- fprintf(stderr, "errno: %d\n", errno);
-
- // The NULL pointer is printed differently on different systems, while (long)0
- // is always the same.
- fprintf(stderr, "x: %lx\n", (long)x);
- free(x);
-
- return x != 0;
-}
-
-// CHECK-mCRASH: malloc:
-// CHECK-mCRASH: SUMMARY: MemorySanitizer: allocation-size-too-big
-// CHECK-cCRASH: calloc:
-// CHECK-cCRASH: SUMMARY: MemorySanitizer: allocation-size-too-big
-// CHECK-coCRASH: calloc-overflow:
-// CHECK-coCRASH: SUMMARY: MemorySanitizer: calloc-overflow
-// CHECK-rCRASH: realloc:
-// CHECK-rCRASH: SUMMARY: MemorySanitizer: allocation-size-too-big
-// CHECK-mrCRASH: realloc-after-malloc:
-// CHECK-mrCRASH: SUMMARY: MemorySanitizer: allocation-size-too-big
-// CHECK-nCRASH: new:
-// CHECK-nCRASH: SUMMARY: MemorySanitizer: allocation-size-too-big
-// CHECK-nCRASH-OOM: new:
-// CHECK-nCRASH-OOM: SUMMARY: MemorySanitizer: out-of-memory
-// CHECK-nnCRASH: new-nothrow:
-// CHECK-nnCRASH: SUMMARY: MemorySanitizer: allocation-size-too-big
-
-// CHECK-mNULL: malloc:
-// CHECK-mNULL: errno: 12
-// CHECK-mNULL: x: 0
-// CHECK-cNULL: calloc:
-// CHECK-cNULL: errno: 12
-// CHECK-cNULL: x: 0
-// CHECK-coNULL: calloc-overflow:
-// CHECK-coNULL: errno: 12
-// CHECK-coNULL: x: 0
-// CHECK-rNULL: realloc:
-// CHECK-rNULL: errno: 12
-// CHECK-rNULL: x: 0
-// CHECK-mrNULL: realloc-after-malloc:
-// CHECK-mrNULL: errno: 12
-// CHECK-mrNULL: x: 0
-// CHECK-nnNULL: new-nothrow:
-// CHECK-nnNULL: x: 0
Copied: compiler-rt/trunk/test/sanitizer_common/TestCases/allocator_returns_null.cc (from r334424, compiler-rt/trunk/test/lsan/TestCases/allocator_returns_null.cc)
URL: http://llvm.org/viewvc/llvm-project/compiler-rt/trunk/test/sanitizer_common/TestCases/allocator_returns_null.cc?p2=compiler-rt/trunk/test/sanitizer_common/TestCases/allocator_returns_null.cc&p1=compiler-rt/trunk/test/lsan/TestCases/allocator_returns_null.cc&r1=334424&r2=334433&rev=334433&view=diff
==============================================================================
--- compiler-rt/trunk/test/lsan/TestCases/allocator_returns_null.cc (original)
+++ compiler-rt/trunk/test/sanitizer_common/TestCases/allocator_returns_null.cc Mon Jun 11 12:45:59 2018
@@ -1,40 +1,42 @@
-// Test the behavior of malloc/calloc/realloc/new when the allocation size is
-// more than LSan allocator's max allowed one.
-// By default (allocator_may_return_null=0) the process should crash.
-// With allocator_may_return_null=1 the allocator should return 0, except the
-// operator new(), which should crash anyway (operator new(std::nothrow) should
-// return nullptr, indeed).
+// Test the behavior of malloc/calloc/realloc/new when the allocation size
+// exceeds the sanitizer's allocator max allowed one.
+// By default (allocator_may_return_null=0) the process should crash. With
+// allocator_may_return_null=1 the allocator should return 0 and set errno to
+// the appropriate error code.
//
-// RUN: %clangxx_lsan -O0 %s -o %t
+// RUN: %clangxx -O0 %s -o %t
// RUN: not %run %t malloc 2>&1 | FileCheck %s --check-prefix=CHECK-mCRASH
-// RUN: %env_lsan_opts=allocator_may_return_null=0 not %run %t malloc 2>&1 \
+// RUN: %tool_options=allocator_may_return_null=0 not %run %t malloc 2>&1 \
// RUN: | FileCheck %s --check-prefix=CHECK-mCRASH
-// RUN: %env_lsan_opts=allocator_may_return_null=1 %run %t malloc 2>&1 \
-// RUN: | FileCheck %s --check-prefix=CHECK-mNULL
-// RUN: %env_lsan_opts=allocator_may_return_null=0 not %run %t calloc 2>&1 \
+// RUN: %tool_options=allocator_may_return_null=1 %run %t malloc 2>&1 \
+// RUN: | FileCheck %s --check-prefix=CHECK-NULL
+// RUN: %tool_options=allocator_may_return_null=0 not %run %t calloc 2>&1 \
// RUN: | FileCheck %s --check-prefix=CHECK-cCRASH
-// RUN: %env_lsan_opts=allocator_may_return_null=1 %run %t calloc 2>&1 \
-// RUN: | FileCheck %s --check-prefix=CHECK-cNULL
-// RUN: %env_lsan_opts=allocator_may_return_null=0 not %run %t calloc-overflow 2>&1 \
+// RUN: %tool_options=allocator_may_return_null=1 %run %t calloc 2>&1 \
+// RUN: | FileCheck %s --check-prefix=CHECK-NULL
+// RUN: %tool_options=allocator_may_return_null=0 not %run %t calloc-overflow 2>&1 \
// RUN: | FileCheck %s --check-prefix=CHECK-coCRASH
-// RUN: %env_lsan_opts=allocator_may_return_null=1 %run %t calloc-overflow 2>&1 \
-// RUN: | FileCheck %s --check-prefix=CHECK-coNULL
-// RUN: %env_lsan_opts=allocator_may_return_null=0 not %run %t realloc 2>&1 \
+// RUN: %tool_options=allocator_may_return_null=1 %run %t calloc-overflow 2>&1 \
+// RUN: | FileCheck %s --check-prefix=CHECK-NULL
+// RUN: %tool_options=allocator_may_return_null=0 not %run %t realloc 2>&1 \
// RUN: | FileCheck %s --check-prefix=CHECK-rCRASH
-// RUN: %env_lsan_opts=allocator_may_return_null=1 %run %t realloc 2>&1 \
-// RUN: | FileCheck %s --check-prefix=CHECK-rNULL
-// RUN: %env_lsan_opts=allocator_may_return_null=0 not %run %t realloc-after-malloc 2>&1 \
+// RUN: %tool_options=allocator_may_return_null=1 %run %t realloc 2>&1 \
+// RUN: | FileCheck %s --check-prefix=CHECK-NULL
+// RUN: %tool_options=allocator_may_return_null=0 not %run %t realloc-after-malloc 2>&1 \
// RUN: | FileCheck %s --check-prefix=CHECK-mrCRASH
-// RUN: %env_lsan_opts=allocator_may_return_null=1 %run %t realloc-after-malloc 2>&1 \
-// RUN: | FileCheck %s --check-prefix=CHECK-mrNULL
-// RUN: %env_lsan_opts=allocator_may_return_null=0 not %run %t new 2>&1 \
+// RUN: %tool_options=allocator_may_return_null=1 %run %t realloc-after-malloc 2>&1 \
+// RUN: | FileCheck %s --check-prefix=CHECK-NULL
+// RUN: %tool_options=allocator_may_return_null=0 not %run %t new 2>&1 \
// RUN: | FileCheck %s --check-prefix=CHECK-nCRASH
-// RUN: %env_lsan_opts=allocator_may_return_null=1 not %run %t new 2>&1 \
+// RUN: %tool_options=allocator_may_return_null=1 not %run %t new 2>&1 \
// RUN: | FileCheck %s --check-prefix=CHECK-nCRASH-OOM
-// RUN: %env_lsan_opts=allocator_may_return_null=0 not %run %t new-nothrow 2>&1 \
+// RUN: %tool_options=allocator_may_return_null=0 not %run %t new-nothrow 2>&1 \
// RUN: | FileCheck %s --check-prefix=CHECK-nnCRASH
-// RUN: %env_lsan_opts=allocator_may_return_null=1 %run %t new-nothrow 2>&1 \
-// RUN: | FileCheck %s --check-prefix=CHECK-nnNULL
+// RUN: %tool_options=allocator_may_return_null=1 %run %t new-nothrow 2>&1 \
+// RUN: | FileCheck %s --check-prefix=CHECK-NULL
+
+// TODO(alekseyshl): win32 is disabled due to failing errno tests, fix it there.
+// UNSUPPORTED: tsan, ubsan, win32
#include <assert.h>
#include <errno.h>
@@ -45,15 +47,16 @@
#include <new>
int main(int argc, char **argv) {
- // Disable stderr buffering. Needed on Windows.
- setvbuf(stderr, NULL, _IONBF, 0);
-
assert(argc == 2);
const char *action = argv[1];
fprintf(stderr, "%s:\n", action);
- // Use max of ASan and LSan allocator limits to cover both "lsan" and
- // "lsan + asan" configs.
+ // The maximum value of all supported sanitizers:
+ // ASan: asan_allocator.cc, search for kMaxAllowedMallocSize.
+ // LSan: lsan_allocator.cc, search for kMaxAllowedMallocSize.
+ // ASan + LSan: ASan limit is used.
+ // MSan: msan_allocator.cc, search for kMaxAllowedMallocSize.
+ // TSan: tsan_mman.cc, user_alloc_internal function.
static const size_t kMaxAllowedMallocSizePlusOne =
#if __LP64__ || defined(_WIN64)
(1ULL << 40) + 1;
@@ -61,7 +64,7 @@ int main(int argc, char **argv) {
(3UL << 30) + 1;
#endif
- void *x = 0;
+ void *x = nullptr;
if (!strcmp(action, "malloc")) {
x = malloc(kMaxAllowedMallocSizePlusOne);
} else if (!strcmp(action, "calloc")) {
@@ -89,12 +92,9 @@ int main(int argc, char **argv) {
fprintf(stderr, "errno: %d\n", errno);
- // The NULL pointer is printed differently on different systems, while (long)0
- // is always the same.
- fprintf(stderr, "x: %zu\n", (size_t)x);
free(x);
- return x != 0;
+ return x != nullptr;
}
// CHECK-mCRASH: malloc:
@@ -114,20 +114,5 @@ int main(int argc, char **argv) {
// CHECK-nnCRASH: new-nothrow:
// CHECK-nnCRASH: {{SUMMARY: .*Sanitizer: allocation-size-too-big}}
-// CHECK-mNULL: malloc:
-// CHECK-mNULL: errno: 12
-// CHECK-mNULL: x: 0
-// CHECK-cNULL: calloc:
-// CHECK-cNULL: errno: 12
-// CHECK-cNULL: x: 0
-// CHECK-coNULL: calloc-overflow:
-// CHECK-coNULL: errno: 12
-// CHECK-coNULL: x: 0
-// CHECK-rNULL: realloc:
-// CHECK-rNULL: errno: 12
-// CHECK-rNULL: x: 0
-// CHECK-mrNULL: realloc-after-malloc:
-// CHECK-mrNULL: errno: 12
-// CHECK-mrNULL: x: 0
-// CHECK-nnNULL: new-nothrow:
-// CHECK-nnNULL: x: 0
+// CHECK-NULL: {{malloc|calloc|calloc-overflow|realloc|realloc-after-malloc|new-nothrow}}
+// CHECK-NULL: errno: 12
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