[PATCH] D47271: [libFuzzer] Don't complain about lack of interesting inputs when -runs=0.

[Max Moroz via Phabricator via llvm-commits]

Dor1s added a comment.

An update: no tests seem to be failing due to this, but I have some build issue with `dataflow.test`:

  Exit Code: 1
  
  Command Output (stderr):
  --
  clang-6.0: warning: -Z-reserved-lib-stdc++: 'linker' input unused [-Wunused-command-line-argument]
  <...>/build/projects/compiler-rt/test/fuzzer/Output/dataflow.test.tmp-ThreeFunctionsTest.o: In function `dfs$_Z5Func2PKhm':
  <...>/llvm/projects/compiler-rt/test/fuzzer/ThreeFunctionsTest.cpp:19: undefined reference to `dfs$__sanitizer_cov_trace_const_cmp8'
  <...>/llvm/projects/compiler-rt/test/fuzzer/ThreeFunctionsTest.cpp:19: undefined reference to `dfs$__sanitizer_cov_trace_const_cmp1'
  <...>/build/projects/compiler-rt/test/fuzzer/Output/dataflow.test.tmp-ThreeFunctionsTest.o: In function `LLVMFuzzerTestOneInput':
  <...>/llvm/projects/compiler-rt/test/fuzzer/ThreeFunctionsTest.cpp:23: undefined reference to `dfs$__sanitizer_cov_trace_const_cmp8'
  <...>/llvm/projects/compiler-rt/test/fuzzer/ThreeFunctionsTest.cpp:24: undefined reference to `dfs$__sanitizer_cov_trace_const_cmp1'
  <...>/llvm/projects/compiler-rt/test/fuzzer/ThreeFunctionsTest.cpp:25: undefined reference to `dfs$__sanitizer_cov_trace_const_cmp1'
  <...>/llvm/projects/compiler-rt/test/fuzzer/ThreeFunctionsTest.cpp:26: undefined reference to `dfs$__sanitizer_cov_trace_const_cmp1'
  <...>/llvm/projects/compiler-rt/test/fuzzer/ThreeFunctionsTest.cpp:27: undefined reference to `dfs$__sanitizer_cov_trace_const_cmp1'
  <...>/build/projects/compiler-rt/test/fuzzer/Output/dataflow.test.tmp-ThreeFunctionsTest.o: In function `dfs$_ZL5Func1PKhm':
  <...>/llvm/projects/compiler-rt/test/fuzzer/ThreeFunctionsTest.cpp:14: undefined reference to `dfs$__sanitizer_cov_trace_const_cmp1'
  clang-6.0: error: linker command failed with exit code 1 (use -v to see invocation)


Repository:
  rCRT Compiler Runtime

https://reviews.llvm.org/D47271