[gn build] Add build file for clang/lib/Basic and dependencies
Adds a build file for clang-tblgen and an action for running it, and uses that
to process all the .td files in include/clang/Basic.
Also adds an action to write include/clang/Config/config.h and
include/clang/Basic/Version.inc.
Differential Revision: https://reviews.llvm.org/D55847
llvm-svn: 349677
diff --git a/llvm/tools/llvm-demangle-fuzzer/llvm-demangle-fuzzer.cpp b/llvm/tools/llvm-demangle-fuzzer/llvm-demangle-fuzzer.cpp
index 07c290a..017e85a 100644
--- a/llvm/tools/llvm-demangle-fuzzer/llvm-demangle-fuzzer.cpp
+++ b/llvm/tools/llvm-demangle-fuzzer/llvm-demangle-fuzzer.cpp
@@ -14,11 +14,19 @@
#include <string>
extern "C" int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) {
- std::string NullTerminatedString((const char *)Data, Size);
- int status = 0;
- if (char *demangle = llvm::itaniumDemangle(NullTerminatedString.c_str(), nullptr,
- nullptr, &status))
- free(demangle);
+ if (Size == 0)
+ return 0;
+
+ bool UseItanium = Data[0] < 128;
+ std::string NullTerminatedString((const char *)Data + 1, Size - 1);
+
+ if (UseItanium) {
+ free(llvm::itaniumDemangle(NullTerminatedString.c_str(), nullptr, nullptr,
+ nullptr));
+ } else {
+ free(llvm::microsoftDemangle(NullTerminatedString.c_str(), nullptr, nullptr,
+ nullptr));
+ }
return 0;
}