diff options
Diffstat (limited to 'llvm')
| -rw-r--r-- | llvm/lib/Fuzzer/FuzzerLoop.cpp | 5 | ||||
| -rw-r--r-- | llvm/lib/Fuzzer/test/fuzzer-oom.test | 1 |
2 files changed, 5 insertions, 1 deletions
diff --git a/llvm/lib/Fuzzer/FuzzerLoop.cpp b/llvm/lib/Fuzzer/FuzzerLoop.cpp index f615642d32c..357f1505c89 100644 --- a/llvm/lib/Fuzzer/FuzzerLoop.cpp +++ b/llvm/lib/Fuzzer/FuzzerLoop.cpp @@ -55,6 +55,7 @@ __attribute__((weak)) void __sanitizer_free_hook(void *ptr); __attribute__((weak)) void __lsan_enable(); __attribute__((weak)) void __lsan_disable(); __attribute__((weak)) int __lsan_do_recoverable_leak_check(); +__attribute__((weak)) int __sanitizer_print_memory_profile(size_t); } namespace fuzzer { @@ -256,7 +257,9 @@ void Fuzzer::RssLimitCallback() { Printf( "==%d== ERROR: libFuzzer: out-of-memory (used: %zdMb; limit: %zdMb)\n", GetPid(), GetPeakRSSMb(), Options.RssLimitMb); - Printf(" To change the out-of-memory limit use -rss_limit_mb=<N>\n"); + Printf(" To change the out-of-memory limit use -rss_limit_mb=<N>\n\n"); + if (__sanitizer_print_memory_profile) + __sanitizer_print_memory_profile(50); DumpCurrentUnit("oom-"); Printf("SUMMARY: libFuzzer: out-of-memory\n"); PrintFinalStats(); diff --git a/llvm/lib/Fuzzer/test/fuzzer-oom.test b/llvm/lib/Fuzzer/test/fuzzer-oom.test index 4cdff2142fd..4eeaef4c057 100644 --- a/llvm/lib/Fuzzer/test/fuzzer-oom.test +++ b/llvm/lib/Fuzzer/test/fuzzer-oom.test @@ -1,4 +1,5 @@ RUN: not LLVMFuzzer-OutOfMemoryTest -rss_limit_mb=10 2>&1 | FileCheck %s CHECK: ERROR: libFuzzer: out-of-memory (used: {{.*}}; limit: 10Mb) +CHECK: Live Heap Allocations CHECK: Test unit written to ./oom- SUMMARY: libFuzzer: out-of-memory |
