forked from OSchip/llvm-project
27 lines
1.0 KiB
C
27 lines
1.0 KiB
C
// RUN: %clang_hwasan -O0 %s -o %t
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// RUN: %env_hwasan_opts=malloc_bisect_left=0,malloc_bisect_right=0 not %run %t 2>&1 | \
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// RUN: FileCheck %s --check-prefix=CRASH
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// RUN: %env_hwasan_opts=malloc_bisect_left=1000,malloc_bisect_right=999 %run %t 2>&1
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// RUN: %env_hwasan_opts=malloc_bisect_left=0,malloc_bisect_right=4294967295 not %run %t 2>&1 | \
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// RUN: FileCheck %s --check-prefix=CRASH
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// RUN: %env_hwasan_opts=malloc_bisect_left=0,malloc_bisect_right=4294967295,malloc_bisect_dump=1 not %run %t 2>&1 | \
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// RUN: FileCheck %s --check-prefixes=CRASH,DUMP
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#include <stdlib.h>
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#include <stdio.h>
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#include <sanitizer/hwasan_interface.h>
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int main() {
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__hwasan_enable_allocator_tagging();
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// DUMP: [alloc] {{.*}} 10{{$}}
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// DUMP: in main{{.*}}malloc_bisect.c
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char * volatile p = (char*)malloc(10);
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// CRASH: HWAddressSanitizer: tag-mismatch on address
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// CRASH: in main{{.*}}malloc_bisect.c
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char volatile x = p[16];
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free(p);
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__hwasan_disable_allocator_tagging();
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return 0;
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}
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