forked from OSchip/llvm-project
25 lines
989 B
C
25 lines
989 B
C
// RUN: %clang_dfsan %s -fsanitize-blacklist=%S/Inputs/flags_abilist.txt -mllvm -dfsan-debug-nonzero-labels -o %t && %run %t 2>&1 | FileCheck %s
|
|
// 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
|
|
// 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
|
|
|
|
// Tests that flags work correctly.
|
|
|
|
#include <sanitizer/dfsan_interface.h>
|
|
|
|
int f(int i) {
|
|
return i;
|
|
}
|
|
|
|
int main(void) {
|
|
int i = 1;
|
|
dfsan_label i_label = dfsan_create_label("i", 0);
|
|
dfsan_set_label(i_label, &i, sizeof(i));
|
|
|
|
// CHECK: WARNING: DataFlowSanitizer: call to uninstrumented function f
|
|
// CHECK-NOT: WARNING: DataFlowSanitizer: saw nonzero label
|
|
// CHECK-NONZERO: WARNING: DataFlowSanitizer: saw nonzero label
|
|
f(i);
|
|
|
|
return 0;
|
|
}
|