| 1 | // RUN: %clangxx_asan -DWAIT3 -O0 %s -o %t && not %run %t 2>&1 | FileCheck %s |
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| 2 | // RUN: %clangxx_asan -DWAIT3 -O3 %s -o %t && not %run %t 2>&1 | FileCheck %s |
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| 3 | |
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| 4 | // RUN: %clangxx_asan -DWAIT3_RUSAGE -O0 %s -o %t && not %run %t 2>&1 | FileCheck %s |
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| 5 | // RUN: %clangxx_asan -DWAIT3_RUSAGE -O3 %s -o %t && not %run %t 2>&1 | FileCheck %s |
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| 6 | |
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| 7 | // UNSUPPORTED: android,darwin |
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| 8 | |
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| 9 | #include <assert.h> |
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| 10 | #include <sys/wait.h> |
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| 11 | #include <unistd.h> |
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| 12 | |
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| 13 | int main(int argc, char **argv) { |
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| 14 | pid_t pid = fork(); |
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| 15 | if (pid) { // parent |
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| 16 | int x[3]; |
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| 17 | int *status = x + argc * 3; |
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| 18 | int res; |
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| 19 | #if defined(WAIT3) |
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| 20 | res = wait3(status, WNOHANG, NULL); |
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| 21 | #elif defined(WAIT3_RUSAGE) |
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| 22 | struct rusage *ru = (struct rusage*)(x + argc * 3); |
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| 23 | int good_status; |
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| 24 | res = wait3(&good_status, WNOHANG, ru); |
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| 25 | #endif |
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| 26 | // CHECK: stack-buffer-overflow |
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| 27 | // CHECK: {{WRITE of size .* at 0x.* thread T0}} |
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| 28 | // CHECK: {{in .*wait}} |
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| 29 | // CHECK: {{in main .*wait3.cpp:}} |
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| 30 | // CHECK: is located in stack of thread T0 at offset |
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| 31 | // CHECK: {{in main}} |
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| 32 | return res == -1 ? 1 : 0; |
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| 33 | } |
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| 34 | // child |
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| 35 | return 0; |
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| 36 | } |
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| 37 | |
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