1*7c3d14c8STreehugger Robot // RUN: %clang_dfsan %s -fsanitize-blacklist=%S/Inputs/flags_abilist.txt -mllvm -dfsan-debug-nonzero-labels -o %t && %run %t 2>&1 | FileCheck %s 2*7c3d14c8STreehugger Robot // RUN: %clang_dfsan %s -fsanitize-blacklist=%S/Inputs/flags_abilist.txt -mllvm -dfsan-debug-nonzero-labels -o %t && DFSAN_OPTIONS=warn_unimplemented=0 %run %t 2>&1 | count 0 3*7c3d14c8STreehugger Robot // RUN: %clang_dfsan %s -fsanitize-blacklist=%S/Inputs/flags_abilist.txt -mllvm -dfsan-debug-nonzero-labels -o %t && DFSAN_OPTIONS=warn_nonzero_labels=1 %run %t 2>&1 | FileCheck --check-prefix=CHECK-NONZERO %s 4*7c3d14c8STreehugger Robot 5*7c3d14c8STreehugger Robot // Tests that flags work correctly. 6*7c3d14c8STreehugger Robot 7*7c3d14c8STreehugger Robot #include <sanitizer/dfsan_interface.h> 8*7c3d14c8STreehugger Robot f(int i)9*7c3d14c8STreehugger Robotint f(int i) { 10*7c3d14c8STreehugger Robot return i; 11*7c3d14c8STreehugger Robot } 12*7c3d14c8STreehugger Robot main(void)13*7c3d14c8STreehugger Robotint main(void) { 14*7c3d14c8STreehugger Robot int i = 1; 15*7c3d14c8STreehugger Robot dfsan_label i_label = dfsan_create_label("i", 0); 16*7c3d14c8STreehugger Robot dfsan_set_label(i_label, &i, sizeof(i)); 17*7c3d14c8STreehugger Robot 18*7c3d14c8STreehugger Robot // CHECK: WARNING: DataFlowSanitizer: call to uninstrumented function f 19*7c3d14c8STreehugger Robot // CHECK-NOT: WARNING: DataFlowSanitizer: saw nonzero label 20*7c3d14c8STreehugger Robot // CHECK-NONZERO: WARNING: DataFlowSanitizer: saw nonzero label 21*7c3d14c8STreehugger Robot f(i); 22*7c3d14c8STreehugger Robot 23*7c3d14c8STreehugger Robot return 0; 24*7c3d14c8STreehugger Robot } 25