1 // RUN: %clangxx_msan -m64 -O0 %s -o %t && not %run %t >%t.out 2>&1 2 // FileCheck --check-prefix=CHECK-KEEP-GOING %s <%t.out 3 // RUN: %clangxx_msan -m64 -O0 %s -o %t && MSAN_OPTIONS=keep_going=0 not %run %t >%t.out 2>&1 4 // FileCheck %s <%t.out 5 // RUN: %clangxx_msan -m64 -O0 %s -o %t && MSAN_OPTIONS=keep_going=1 not %run %t >%t.out 2>&1 6 // FileCheck --check-prefix=CHECK-KEEP-GOING %s <%t.out 7 8 // RUN: %clangxx_msan -m64 -mllvm -msan-keep-going=1 -O0 %s -o %t && not %run %t >%t.out 2>&1 9 // FileCheck --check-prefix=CHECK-KEEP-GOING %s <%t.out 10 // RUN: %clangxx_msan -m64 -mllvm -msan-keep-going=1 -O0 %s -o %t && MSAN_OPTIONS=keep_going=0 not %run %t >%t.out 2>&1 11 // FileCheck %s <%t.out 12 // RUN: %clangxx_msan -m64 -mllvm -msan-keep-going=1 -O0 %s -o %t && MSAN_OPTIONS=keep_going=1 not %run %t >%t.out 2>&1 13 // FileCheck --check-prefix=CHECK-KEEP-GOING %s <%t.out 14 15 // Test how -mllvm -msan-keep-going and MSAN_OPTIONS=keep_going affect reports 16 // from interceptors. 17 // -mllvm -msan-keep-going provides the default value of keep_going flag, but is 18 // always overwritten by MSAN_OPTIONS 19 20 #include <stdio.h> 21 #include <stdlib.h> 22 #include <string.h> 23 24 int main(int argc, char **argv) { 25 char *volatile x = (char*)malloc(5 * sizeof(char)); 26 x[4] = 0; 27 if (strlen(x) < 3) 28 exit(0); 29 fprintf(stderr, "Done\n"); 30 // CHECK-NOT: Done 31 // CHECK-KEEP-GOING: Done 32 return 0; 33 } 34
