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| author | Kostya Serebryany <kcc@google.com> | 2015-01-03 01:41:11 +0000 |
|---|---|---|
| committer | Kostya Serebryany <kcc@google.com> | 2015-01-03 01:41:11 +0000 |
| commit | 105651aba0277bd52a4987c6e48a8c2dc84fb13e (patch) | |
| tree | 5829aa6cbb926b06b7911cfa2c7bfdaf69f7bf70 | |
| parent | b7fb1b933cee8e8031016f63c7099403547698c8 (diff) | |
| download | compiler-rt-105651aba0277bd52a4987c6e48a8c2dc84fb13e.tar.gz | |
[asan] extend coverage-tracing.cc test
git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@225107 91177308-0d34-0410-b5e6-96231b3b80d8
| -rw-r--r-- | test/asan/TestCases/Linux/coverage-tracing.cc | 46 |
1 files changed, 35 insertions, 11 deletions
diff --git a/test/asan/TestCases/Linux/coverage-tracing.cc b/test/asan/TestCases/Linux/coverage-tracing.cc index 4467673a5..f696fb4f7 100644 --- a/test/asan/TestCases/Linux/coverage-tracing.cc +++ b/test/asan/TestCases/Linux/coverage-tracing.cc @@ -1,22 +1,46 @@ // Test -mllvm -sanitizer-coverage-experimental-tracing // -// RUN: %clangxx_asan -O1 -fsanitize-coverage=2 -mllvm -sanitizer-coverage-experimental-tracing %s -o %t +// RUN: %clangxx_asan -O1 -fsanitize-coverage=1 -mllvm -sanitizer-coverage-experimental-tracing %s -o %t // RUN: rm -rf %T/coverage-tracing -// RUN: mkdir -p %T/coverage-tracing -// RUN: ASAN_OPTIONS=coverage=1:coverage_dir=%T/coverage-tracing:verbosity=1 %run %t 1 2 3 4 2>&1 | FileCheck %s +// RUN: mkdir %T/coverage-tracing +// RUN: cd %T/coverage-tracing +// RUN: A=x; ASAN_OPTIONS=coverage=1:verbosity=1 %run %t $A 2>&1 | FileCheck %s --check-prefix=CHECK --check-prefix=CHECK1; mv trace-points.*.sancov $A.points +// RUN: A=f; ASAN_OPTIONS=coverage=1:verbosity=1 %run %t $A 2>&1 | FileCheck %s --check-prefix=CHECK --check-prefix=CHECK2; mv trace-points.*.sancov $A.points +// RUN: A=b; ASAN_OPTIONS=coverage=1:verbosity=1 %run %t $A 2>&1 | FileCheck %s --check-prefix=CHECK --check-prefix=CHECK2; mv trace-points.*.sancov $A.points +// RUN: A=bf; ASAN_OPTIONS=coverage=1:verbosity=1 %run %t $A 2>&1 | FileCheck %s --check-prefix=CHECK --check-prefix=CHECK3; mv trace-points.*.sancov $A.points +// RUN: A=fb; ASAN_OPTIONS=coverage=1:verbosity=1 %run %t $A 2>&1 | FileCheck %s --check-prefix=CHECK --check-prefix=CHECK3; mv trace-points.*.sancov $A.points +// RUN: A=ffb; ASAN_OPTIONS=coverage=1:verbosity=1 %run %t $A 2>&1 | FileCheck %s --check-prefix=CHECK --check-prefix=CHECK4; mv trace-points.*.sancov $A.points +// RUN: A=fff; ASAN_OPTIONS=coverage=1:verbosity=1 %run %t $A 2>&1 | FileCheck %s --check-prefix=CHECK --check-prefix=CHECK4; mv trace-points.*.sancov $A.points +// RUN: A=bbf; ASAN_OPTIONS=coverage=1:verbosity=1 %run %t $A 2>&1 | FileCheck %s --check-prefix=CHECK --check-prefix=CHECK4; 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 +#include <stdlib.h> volatile int sink; +__attribute__((noinline)) void foo() { sink++; } +__attribute__((noinline)) void bar() { sink++; } + int main(int argc, char **argv) { - volatile int i = 0; - do { - sink = 0; - i++; - } while (i < argc); - return 0; + if (argc != 2) return 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: {{[3-9]}} PCs written -// CHECK: CovDump: Trace: {{[6-9]}} Events written +// 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 |