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[compiler-rt][asan][tests] Stabilize wchar tests on Darwin/Android #161624

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Merged
merged 1 commit into from
Oct 2, 2025
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Merged

[compiler-rt][asan][tests] Stabilize wchar tests on Darwin/Android #161624

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20 changes: 10 additions & 10 deletions compiler-rt/test/asan/TestCases/wcscat.cpp
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Original file line number Diff line number Diff line change
@@ -1,26 +1,26 @@
// RUN: %clangxx_asan -O0 %s -o %t && not %run %t 2>&1 | FileCheck %s --check-prefix=CHECK
// RUN: %clangxx_asan -O1 %s -o %t && not %run %t 2>&1 | FileCheck %s --check-prefix=CHECK
// RUN: %clangxx_asan -O2 %s -o %t && not %run %t 2>&1 | FileCheck %s --check-prefix=CHECK
// RUN: %clangxx_asan -O3 %s -o %t && not %run %t 2>&1 | FileCheck %s --check-prefix=CHECK
// RUN: %clangxx_asan -O0 %s -o %t && not %env_asan_opts=log_to_stderr=1 %run %t 2>&1 | FileCheck %s --check-prefix=CHECK
// RUN: %clangxx_asan -O1 %s -o %t && not %env_asan_opts=log_to_stderr=1 %run %t 2>&1 | FileCheck %s --check-prefix=CHECK
// RUN: %clangxx_asan -O2 %s -o %t && not %env_asan_opts=log_to_stderr=1 %run %t 2>&1 | FileCheck %s --check-prefix=CHECK
// RUN: %clangxx_asan -O3 %s -o %t && not %env_asan_opts=log_to_stderr=1 %run %t 2>&1 | FileCheck %s --check-prefix=CHECK

#include <stdio.h>
#include <wchar.h>

int main() {
wchar_t *start = L"X means ";
wchar_t *append = L"dog";
const wchar_t *start = L"X means ";
const wchar_t *append = L"dog";
wchar_t goodDst[12];
wcscpy(goodDst, start);
wcscat(goodDst, append);

wchar_t badDst[9];
wcscpy(badDst, start);
printf("Good so far.\n");
fprintf(stderr, "Good so far.\n");
// CHECK: Good so far.
fflush(stdout);
fflush(stderr);
wcscat(badDst, append); // Boom!
// CHECK: ERROR: AddressSanitizer: stack-buffer-overflow on address [[ADDR:0x[0-9a-f]+]] at pc {{0x[0-9a-f]+}} bp {{0x[0-9a-f]+}} sp {{0x[0-9a-f]+}}
// CHECK: WRITE of size {{[0-9]+}} at [[ADDR:0x[0-9a-f]+]] thread T0
// CHECK: #0 [[ADDR:0x[0-9a-f]+]] in wcscat{{.*}}sanitizer_common_interceptors.inc:{{[0-9]+}}
// CHECK: WRITE of size {{[0-9]+}} at [[ADDR]] thread T0
// CHECK: #0 {{0x[0-9a-f]+}} in wcscat
printf("Should have failed with ASAN error.\n");
}
20 changes: 10 additions & 10 deletions compiler-rt/test/asan/TestCases/wcscpy.cpp
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Original file line number Diff line number Diff line change
@@ -1,23 +1,23 @@
// RUN: %clangxx_asan -O0 %s -o %t && not %run %t 2>&1 | FileCheck %s --check-prefix=CHECK
// RUN: %clangxx_asan -O1 %s -o %t && not %run %t 2>&1 | FileCheck %s --check-prefix=CHECK
// RUN: %clangxx_asan -O2 %s -o %t && not %run %t 2>&1 | FileCheck %s --check-prefix=CHECK
// RUN: %clangxx_asan -O3 %s -o %t && not %run %t 2>&1 | FileCheck %s --check-prefix=CHECK
// RUN: %clangxx_asan -O0 %s -o %t && not %env_asan_opts=log_to_stderr=1 %run %t 2>&1 | FileCheck %s --check-prefix=CHECK
// RUN: %clangxx_asan -O1 %s -o %t && not %env_asan_opts=log_to_stderr=1 %run %t 2>&1 | FileCheck %s --check-prefix=CHECK
// RUN: %clangxx_asan -O2 %s -o %t && not %env_asan_opts=log_to_stderr=1 %run %t 2>&1 | FileCheck %s --check-prefix=CHECK
// RUN: %clangxx_asan -O3 %s -o %t && not %env_asan_opts=log_to_stderr=1 %run %t 2>&1 | FileCheck %s --check-prefix=CHECK

#include <stdio.h>
#include <wchar.h>

int main() {
wchar_t *src = L"X means dog";
const wchar_t *src = L"X means dog";
wchar_t goodDst[12];
wcscpy(goodDst, src);

wchar_t badDst[7];
printf("Good so far.\n");
fprintf(stderr, "Good so far.\n");
// CHECK: Good so far.
fflush(stdout);
fflush(stderr);
wcscpy(badDst, src); // Boom!
// CHECK:ERROR: AddressSanitizer: stack-buffer-overflow on address [[ADDR:0x[0-9a-f]+]] at pc {{0x[0-9a-f]+}} bp {{0x[0-9a-f]+}} sp {{0x[0-9a-f]+}}
// CHECK: WRITE of size {{[0-9]+}} at [[ADDR:0x[0-9a-f]+]] thread T0
// CHECK: #0 [[ADDR:0x[0-9a-f]+]] in wcscpy{{.*}}asan_interceptors.cpp:{{[0-9]+}}
// CHECK: ERROR: AddressSanitizer: stack-buffer-overflow on address [[ADDR:0x[0-9a-f]+]] at pc {{0x[0-9a-f]+}} bp {{0x[0-9a-f]+}} sp {{0x[0-9a-f]+}}
// CHECK: WRITE of size {{[0-9]+}} at [[ADDR]] thread T0
// CHECK: #0 {{0x[0-9a-f]+}} in wcscpy
printf("Should have failed with ASAN error.\n");
}
20 changes: 10 additions & 10 deletions compiler-rt/test/asan/TestCases/wcsncat.cpp
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Original file line number Diff line number Diff line change
@@ -1,27 +1,27 @@
// RUN: %clangxx_asan -O0 %s -o %t && not %run %t 2>&1 | FileCheck %s --check-prefix=CHECK
// RUN: %clangxx_asan -O1 %s -o %t && not %run %t 2>&1 | FileCheck %s --check-prefix=CHECK
// RUN: %clangxx_asan -O2 %s -o %t && not %run %t 2>&1 | FileCheck %s --check-prefix=CHECK
// RUN: %clangxx_asan -O3 %s -o %t && not %run %t 2>&1 | FileCheck %s --check-prefix=CHECK
// RUN: %clangxx_asan -O0 %s -o %t && not %env_asan_opts=log_to_stderr=1 %run %t 2>&1 | FileCheck %s --check-prefix=CHECK
// RUN: %clangxx_asan -O1 %s -o %t && not %env_asan_opts=log_to_stderr=1 %run %t 2>&1 | FileCheck %s --check-prefix=CHECK
// RUN: %clangxx_asan -O2 %s -o %t && not %env_asan_opts=log_to_stderr=1 %run %t 2>&1 | FileCheck %s --check-prefix=CHECK
// RUN: %clangxx_asan -O3 %s -o %t && not %env_asan_opts=log_to_stderr=1 %run %t 2>&1 | FileCheck %s --check-prefix=CHECK

#include <stdio.h>
#include <wchar.h>

int main() {
wchar_t *start = L"X means ";
wchar_t *append = L"dog";
const wchar_t *start = L"X means ";
const wchar_t *append = L"dog";
wchar_t goodDst[15];
wcscpy(goodDst, start);
wcsncat(goodDst, append, 5);

wchar_t badDst[11];
wcscpy(badDst, start);
wcsncat(badDst, append, 1);
printf("Good so far.\n");
fprintf(stderr, "Good so far.\n");
// CHECK: Good so far.
fflush(stdout);
fflush(stderr);
wcsncat(badDst, append, 3); // Boom!
// CHECK: ERROR: AddressSanitizer: stack-buffer-overflow on address [[ADDR:0x[0-9a-f]+]] at pc {{0x[0-9a-f]+}} bp {{0x[0-9a-f]+}} sp {{0x[0-9a-f]+}}
// CHECK: WRITE of size {{[0-9]+}} at [[ADDR:0x[0-9a-f]+]] thread T0
// CHECK: #0 [[ADDR:0x[0-9a-f]+]] in wcsncat{{.*}}sanitizer_common_interceptors.inc:{{[0-9]+}}
// CHECK: WRITE of size {{[0-9]+}} at [[ADDR]] thread T0
// CHECK: #0 {{0x[0-9a-f]+}} in wcsncat
printf("Should have failed with ASAN error.\n");
}
20 changes: 10 additions & 10 deletions compiler-rt/test/asan/TestCases/wcsncpy.cpp
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Original file line number Diff line number Diff line change
@@ -1,25 +1,25 @@
// RUN: %clangxx_asan -O0 %s -o %t && not %run %t 2>&1 | FileCheck %s --check-prefix=CHECK
// RUN: %clangxx_asan -O1 %s -o %t && not %run %t 2>&1 | FileCheck %s --check-prefix=CHECK
// RUN: %clangxx_asan -O2 %s -o %t && not %run %t 2>&1 | FileCheck %s --check-prefix=CHECK
// RUN: %clangxx_asan -O3 %s -o %t && not %run %t 2>&1 | FileCheck %s --check-prefix=CHECK
// RUN: %clangxx_asan -O0 %s -o %t && not %env_asan_opts=log_to_stderr=1 %run %t 2>&1 | FileCheck %s --check-prefix=CHECK
// RUN: %clangxx_asan -O1 %s -o %t && not %env_asan_opts=log_to_stderr=1 %run %t 2>&1 | FileCheck %s --check-prefix=CHECK
// RUN: %clangxx_asan -O2 %s -o %t && not %env_asan_opts=log_to_stderr=1 %run %t 2>&1 | FileCheck %s --check-prefix=CHECK
// RUN: %clangxx_asan -O3 %s -o %t && not %env_asan_opts=log_to_stderr=1 %run %t 2>&1 | FileCheck %s --check-prefix=CHECK

#include <stdio.h>
#include <wchar.h>

int main() {
wchar_t *src = L"X means dog";
const wchar_t *src = L"X means dog";
wchar_t goodDst[12];
wcsncpy(goodDst, src, 12);

wchar_t badDst[7];
wcsncpy(badDst, src, 7); // This should still work.
printf("Good so far.\n");
fprintf(stderr, "Good so far.\n");
// CHECK: Good so far.
fflush(stdout);
fflush(stderr);

wcsncpy(badDst, src, 15); // Boom!
// CHECK:ERROR: AddressSanitizer: stack-buffer-overflow on address [[ADDR:0x[0-9a-f]+]] at pc {{0x[0-9a-f]+}} bp {{0x[0-9a-f]+}} sp {{0x[0-9a-f]+}}
// CHECK: WRITE of size {{[0-9]+}} at [[ADDR:0x[0-9a-f]+]] thread T0
// CHECK: #0 [[ADDR:0x[0-9a-f]+]] in wcsncpy{{.*}}asan_interceptors.cpp:{{[0-9]+}}
// CHECK: ERROR: AddressSanitizer: stack-buffer-overflow on address [[ADDR:0x[0-9a-f]+]] at pc {{0x[0-9a-f]+}} bp {{0x[0-9a-f]+}} sp {{0x[0-9a-f]+}}
// CHECK: WRITE of size {{[0-9]+}} at [[ADDR]] thread T0
// CHECK: #0 {{0x[0-9a-f]+}} in wcsncpy
printf("Should have failed with ASAN error.\n");
}