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annotate compiler-rt/test/hwasan/TestCases/global.c @ 223:5f17cb93ff66 llvm-original

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LLVM13 (2021/7/18)
author Shinji KONO <kono@ie.u-ryukyu.ac.jp>
date Sun, 18 Jul 2021 22:43:00 +0900
parents 79ff65ed7e25
children c4bab56944e8
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 // RUN: %clang_hwasan %s -o %t
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2 // RUN: %run %t 0
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3 // RUN: not %run %t 1 2>&1 | FileCheck --check-prefixes=CHECK,RSYM %s
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4 // RUN: not %env_hwasan_opts=symbolize=0 %run %t 1 2>&1 | FileCheck --check-prefixes=CHECK,RNOSYM %s
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5 // RUN: not %run %t -1 2>&1 | FileCheck --check-prefixes=CHECK,LSYM %s
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6 // RUN: not %env_hwasan_opts=symbolize=0 %run %t -1 2>&1 | FileCheck --check-prefixes=CHECK,LNOSYM %s
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8 // REQUIRES: pointer-tagging
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10 int x = 1;
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11
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12 int main(int argc, char **argv) {
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13 // CHECK: Cause: global-overflow
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14 // RSYM: is located 0 bytes to the right of 4-byte global variable x {{.*}} in {{.*}}global.c.tmp
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15 // RNOSYM: is located to the right of a 4-byte global variable in ({{.*}}global.c.tmp+{{.*}})
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16 // LSYM: is located 4 bytes to the left of 4-byte global variable x {{.*}} in {{.*}}global.c.tmp
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17 // LNOSYM: is located to the left of a 4-byte global variable in ({{.*}}global.c.tmp+{{.*}})
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18 // CHECK-NOT: can not describe
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19 (&x)[atoi(argv[1])] = 1;
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20 }