[sanitizer-coverage] extend fsanitize-coverage=pc-table with flags for every PC

llvm-svn: 311794
diff --git a/compiler-rt/test/fuzzer/InitializeTest.cpp b/compiler-rt/test/fuzzer/InitializeTest.cpp
index d640a8d..a93c2a5 100644
--- a/compiler-rt/test/fuzzer/InitializeTest.cpp
+++ b/compiler-rt/test/fuzzer/InitializeTest.cpp
@@ -19,6 +19,7 @@
 }
 
 extern "C" int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) {
+  assert(argv0);
   if (Size == strlen(argv0) &&
       !memmem(Data, Size, argv0, Size)) {
     fprintf(stderr, "BINGO %s\n", argv0);