[LLVM-C] Correct The Current Debug Location Accessors (Again)

Summary: Resubmitting D60484 with the conflicting Go bindings renamed to avoid collisions.

Reviewers: whitequark, deadalnix

Subscribers: hiraditya, llvm-commits, sammccall

Tags: #llvm

Differential Revision: https://reviews.llvm.org/D60511

llvm-svn: 358086

1 files changed, 34 insertions, 1 deletions

diff --git a/llvm/include/llvm-c/Core.h b/llvm/include/llvm-c/Core.h
index 6adb4d80011..3d153d50aa9 100644
--- a/llvm/include/llvm-c/Core.h
+++ b/llvm/include/llvm-c/Core.h
@@ -3510,9 +3510,42 @@ void LLVMInsertIntoBuilderWithName(LLVMBuilderRef Builder, LLVMValueRef Instr,
 void LLVMDisposeBuilder(LLVMBuilderRef Builder);
 
 /* Metadata */
+
+/**
+ * Get location information used by debugging information.
+ *
+ * @see llvm::IRBuilder::getCurrentDebugLocation()
+ */
+LLVMMetadataRef LLVMGetCurrentDebugLocation2(LLVMBuilderRef Builder);
+
+/**
+ * Set location information used by debugging information.
+ *
+ * To clear the location metadata of the given instruction, pass NULL to \p Loc.
+ *
+ * @see llvm::IRBuilder::SetCurrentDebugLocation()
+ */
+void LLVMSetCurrentDebugLocation2(LLVMBuilderRef Builder, LLVMMetadataRef Loc);
+
+/**
+ * Attempts to set the debug location for the given instruction using the
+ * current debug location for the given builder.  If the builder has no current
+ * debug location, this function is a no-op.
+ *
+ * @see llvm::IRBuilder::SetInstDebugLocation()
+ */
+void LLVMSetInstDebugLocation(LLVMBuilderRef Builder, LLVMValueRef Inst);
+  
+/**
+ * Deprecated: Passing the NULL location will crash.
+ * Use LLVMGetCurrentDebugLocation2 instead.
+ */
 void LLVMSetCurrentDebugLocation(LLVMBuilderRef Builder, LLVMValueRef L);
+/**
+ * Deprecated: Returning the NULL location will crash.
+ * Use LLVMGetCurrentDebugLocation2 instead.
+ */
 LLVMValueRef LLVMGetCurrentDebugLocation(LLVMBuilderRef Builder);
-void LLVMSetInstDebugLocation(LLVMBuilderRef Builder, LLVMValueRef Inst);
 
 /* Terminators */
 LLVMValueRef LLVMBuildRetVoid(LLVMBuilderRef);