forked from OSchip/llvm-project
52 lines
2.6 KiB
C++
52 lines
2.6 KiB
C++
// Test -fsanitize-coverage=trace-bb
|
|
//
|
|
// RUN: %clangxx_asan -O1 -fsanitize-coverage=func,trace-bb %s -o %t
|
|
// RUN: rm -rf %T/coverage-tracing
|
|
// RUN: mkdir %T/coverage-tracing
|
|
// RUN: cd %T/coverage-tracing
|
|
// RUN: A=x; %env_asan_opts=coverage=1:verbosity=1 %run %t $A 1 2>&1 | FileCheck %s --check-prefix=CHECK --check-prefix=CHECK1; mv trace-points.*.sancov $A.points
|
|
// RUN: A=f; %env_asan_opts=coverage=1:verbosity=1 %run %t $A 1 2>&1 | FileCheck %s --check-prefix=CHECK --check-prefix=CHECK2; mv trace-points.*.sancov $A.points
|
|
// RUN: A=b; %env_asan_opts=coverage=1:verbosity=1 %run %t $A 1 2>&1 | FileCheck %s --check-prefix=CHECK --check-prefix=CHECK2; mv trace-points.*.sancov $A.points
|
|
// RUN: A=bf; %env_asan_opts=coverage=1:verbosity=1 %run %t $A 1 2>&1 | FileCheck %s --check-prefix=CHECK --check-prefix=CHECK3; mv trace-points.*.sancov $A.points
|
|
// RUN: A=fb; %env_asan_opts=coverage=1:verbosity=1 %run %t $A 1 2>&1 | FileCheck %s --check-prefix=CHECK --check-prefix=CHECK3; mv trace-points.*.sancov $A.points
|
|
// RUN: A=ffb; %env_asan_opts=coverage=1:verbosity=1 %run %t $A 1 2>&1 | FileCheck %s --check-prefix=CHECK --check-prefix=CHECK4; mv trace-points.*.sancov $A.points
|
|
// RUN: A=fff; %env_asan_opts=coverage=1:verbosity=1 %run %t $A 1 2>&1 | FileCheck %s --check-prefix=CHECK --check-prefix=CHECK4; mv trace-points.*.sancov $A.points
|
|
// RUN: A=bbf; %env_asan_opts=coverage=1:verbosity=1 %run %t $A 100 2>&1 | FileCheck %s --check-prefix=CHECK --check-prefix=CHECK301; mv trace-points.*.sancov $A.points
|
|
// RUN: diff f.points fff.points
|
|
// RUN: diff bf.points fb.points
|
|
// RUN: diff bf.points ffb.points
|
|
// RUN: diff bf.points bbf.points
|
|
// RUN: not diff x.points f.points
|
|
// RUN: not diff x.points b.points
|
|
// RUN: not diff x.points bf.points
|
|
// RUN: not diff f.points b.points
|
|
// RUN: not diff f.points bf.points
|
|
// RUN: not diff b.points bf.points
|
|
// RUN: rm -rf %T/coverage-tracing
|
|
//
|
|
// REQUIRES: asan-64-bits, shell
|
|
// UNSUPPORTED: android
|
|
|
|
#include <stdlib.h>
|
|
volatile int sink;
|
|
__attribute__((noinline)) void foo() { sink++; }
|
|
__attribute__((noinline)) void bar() { sink++; }
|
|
|
|
int main(int argc, char **argv) {
|
|
if (argc != 3) return 0;
|
|
int n = strtol(argv[2], 0, 10);
|
|
while (n-- > 0) {
|
|
for (int i = 0; argv[1][i]; i++) {
|
|
if (argv[1][i] == 'f') foo();
|
|
else if (argv[1][i] == 'b') bar();
|
|
}
|
|
}
|
|
}
|
|
|
|
// CHECK: CovDump: Trace: 3 PCs written
|
|
// CHECK1: CovDump: Trace: 1 Events written
|
|
// CHECK2: CovDump: Trace: 2 Events written
|
|
// CHECK3: CovDump: Trace: 3 Events written
|
|
// CHECK4: CovDump: Trace: 4 Events written
|
|
// CHECK301: CovDump: Trace: 301 Events written
|