Bug fix remove another illegal char from prof symbol name

End-end test with no integrated assembly should be added 
at some point (not done now because some bots are not properly configured to
support -no-integrated-as)

llvm-svn: 272376

llvm/lib/ProfileData/InstrProf.cpp

@@ -171,7 +171,7 @@ std::string getPGOFuncNameVarName(StringRef FuncName,
     return VarName;
 
   // Now fix up illegal chars in local VarName that may upset the assembler.
-  const char *InvalidChars = "-:<>\"'";
+  const char *InvalidChars = "-:<>/\"'";
   size_t found = VarName.find_first_of(InvalidChars);
   while (found != std::string::npos) {
     VarName[found] = '_';