test/Driver/fuzzer.c

   1 // Test flags inserted by -fsanitize=fuzzer.
   2
   3 // RUN: %clang -fsanitize=fuzzer %s -target x86_64-apple-darwin14 -### 2>&1 | FileCheck --check-prefixes=CHECK-FUZZER-LIB,CHECK-COVERAGE-FLAGS %s
   4 //
   5 // CHECK-FUZZER-LIB: libLLVMFuzzer.a
   6 // CHECK-COVERAGE: -fsanitize-coverage-trace-pc-guard
   7 // CHECK-COVERAGE-SAME: -fsanitize-coverage-indirect-calls
   8 // CHECK-COVERAGE-SAME: -fsanitize-coverage-trace-cmp
   9
  10 // RUN: %clang -fsanitize=fuzzer -target i386-unknown-linux -stdlib=platform %s -### 2>&1 | FileCheck --check-prefixes=CHECK-LIBCXX-LINUX %s
  11 //
  12 // CHECK-LIBCXX-LINUX: -lstdc++
  13
  14 // RUN: %clang -target x86_64-apple-darwin14 -fsanitize=fuzzer %s -### 2>&1 | FileCheck --check-prefixes=CHECK-LIBCXX-DARWIN %s
  15 //
  16 // CHECK-LIBCXX-DARWIN: -lc++
  17
  18
  19 // Check that we don't link in libFuzzer.a when producing a shared object.
  20 // RUN: %clang -fsanitize=fuzzer %s -shared -o %t.so -### 2>&1 | FileCheck --check-prefixes=CHECK-NOLIB-SO %s
  21 // CHECK-NOLIB-SO-NOT: libLLVMFuzzer.a
  22
  23 // RUN: %clang -fsanitize=fuzzer -fsanitize-coverage=trace-pc %s -### 2>&1 | FileCheck --check-prefixes=CHECK-MSG %s
  24 // CHECK-MSG-NOT: argument unused during compilation
  25
  26 int LLVMFuzzerTestOneInput(const char *Data, long Size) {
  27   return 0;
  28 }