forked from OSchip/llvm-project
34 lines
1.3 KiB
C++
34 lines
1.3 KiB
C++
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// RUN: %clangxx_msan -m64 -O0 %s -o %t && not %t >%t.out 2>&1
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// FileCheck --check-prefix=CHECK-KEEP-GOING %s <%t.out
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// RUN: %clangxx_msan -m64 -O0 %s -o %t && MSAN_OPTIONS=keep_going=0 not %t >%t.out 2>&1
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// FileCheck %s <%t.out
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// RUN: %clangxx_msan -m64 -O0 %s -o %t && MSAN_OPTIONS=keep_going=1 not %t >%t.out 2>&1
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// FileCheck --check-prefix=CHECK-KEEP-GOING %s <%t.out
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// RUN: %clangxx_msan -m64 -mllvm -msan-keep-going=1 -O0 %s -o %t && not %t >%t.out 2>&1
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// FileCheck --check-prefix=CHECK-KEEP-GOING %s <%t.out
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// RUN: %clangxx_msan -m64 -mllvm -msan-keep-going=1 -O0 %s -o %t && MSAN_OPTIONS=keep_going=0 not %t >%t.out 2>&1
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// FileCheck %s <%t.out
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// RUN: %clangxx_msan -m64 -mllvm -msan-keep-going=1 -O0 %s -o %t && MSAN_OPTIONS=keep_going=1 not %t >%t.out 2>&1
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// FileCheck --check-prefix=CHECK-KEEP-GOING %s <%t.out
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// Test how -mllvm -msan-keep-going and MSAN_OPTIONS=keep_going affect reports
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// from interceptors.
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// -mllvm -msan-keep-going provides the default value of keep_going flag, but is
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// always overwritten by MSAN_OPTIONS
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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int main(int argc, char **argv) {
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char *volatile x = (char*)malloc(5 * sizeof(char));
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x[4] = 0;
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if (strlen(x) < 3)
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exit(0);
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fprintf(stderr, "Done\n");
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// CHECK-NOT: Done
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// CHECK-KEEP-GOING: Done
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return 0;
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}
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