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150
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1 // RUN: %clang_hwasan_oldrt -DSIZE=2 -O0 %s -o %t && %run %t
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2 // RUN: %clang_hwasan -DSIZE=2 -O0 %s -o %t && not %run %t 2>&1 | FileCheck %s
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3 // RUN: %clang_hwasan_oldrt -DSIZE=15 -O0 %s -o %t && %run %t
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4 // RUN: %clang_hwasan -DSIZE=15 -O0 %s -o %t && not %run %t 2>&1 | FileCheck %s
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5 // RUN: %clang_hwasan_oldrt -DSIZE=16 -O0 %s -o %t && not %run %t 2>&1 | FileCheck %s
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6 // RUN: %clang_hwasan -DSIZE=16 -O0 %s -o %t && not %run %t 2>&1 | FileCheck %s
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7 // RUN: %clang_hwasan -DSIZE=64 -O0 %s -o %t && not %run %t 2>&1 | FileCheck %s
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8 // RUN: %clang_hwasan -DSIZE=0x1000 -O0 %s -o %t && not %run %t 2>&1 | FileCheck %s
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9
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10 // REQUIRES: stable-runtime
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11
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221
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12 // Stack aliasing is not implemented on x86.
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13 // XFAIL: x86_64
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14
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150
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15 #include <stdlib.h>
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16 #include <sanitizer/hwasan_interface.h>
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17
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18 __attribute__((noinline))
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19 int f() {
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20 char z[SIZE];
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21 char *volatile p = z;
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22 return p[SIZE];
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23 }
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24
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25 int main() {
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26 f();
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27 // CHECK: READ of size 1 at
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221
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28 // CHECK: #0 {{.*}} in f{{.*}}stack-oob.c:[[@LINE-6]]
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150
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29
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30 // CHECK: is located in stack of threa
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31
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32 // CHECK: SUMMARY: HWAddressSanitizer: tag-mismatch {{.*}} in f
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33 }
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