ubsan: Check for null pointers given to certain builtins, such
as memcpy, memset, memmove, and bzero.
Reviewed by: Richard Smith
Differential Revision: http://reviews.llvm.org/D9673
llvm-svn: 238657
diff --git a/clang/lib/CodeGen/CodeGenFunction.h b/clang/lib/CodeGen/CodeGenFunction.h
index 3b6cdcb..469022d 100644
--- a/clang/lib/CodeGen/CodeGenFunction.h
+++ b/clang/lib/CodeGen/CodeGenFunction.h
@@ -2836,6 +2836,11 @@
/// conditional branch to it, for the -ftrapv checks.
void EmitTrapCheck(llvm::Value *Checked);
+ /// \brief Create a check for a function parameter that may potentially be
+ /// declared as non-null.
+ void EmitNonNullArgCheck(RValue RV, QualType ArgType, SourceLocation ArgLoc,
+ const FunctionDecl *FD, unsigned ParmNum);
+
/// EmitCallArg - Emit a single call argument.
void EmitCallArg(CallArgList &args, const Expr *E, QualType ArgType);