Add llvm::Error C API, LLVMCantFail

It's barely testable - the test does exercise the code, but wouldn't
fail on an empty implementation. It would cause a memory leak though
(because the error handle wouldn't be unwrapped/reowned) which could be
detected by asan and other leak detectors.

1 files changed, 6 insertions, 0 deletions

diff --git a/llvm/lib/Support/Error.cpp b/llvm/lib/Support/Error.cpp
index 93481ca..baa3c32 100644
--- a/llvm/lib/Support/Error.cpp
+++ b/llvm/lib/Support/Error.cpp
@@ -182,6 +182,12 @@ LLVMErrorTypeId LLVMGetErrorTypeId(LLVMErrorRef Err) {
 
 void LLVMConsumeError(LLVMErrorRef Err) { consumeError(unwrap(Err)); }
 
+
+
+void LLVMCantFail(LLVMErrorRef Err) {
+  cantFail(unwrap(Err));
+}
+
 char *LLVMGetErrorMessage(LLVMErrorRef Err) {
   std::string Tmp = toString(unwrap(Err));
   char *ErrMsg = new char[Tmp.size() + 1];