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-rw-r--r--CodeGen/CGBuiltin.cpp4
-rw-r--r--CodeGen/CGStmt.cpp2
-rw-r--r--include/clang/AST/Builtins.def1
3 files changed, 6 insertions, 1 deletions
diff --git a/CodeGen/CGBuiltin.cpp b/CodeGen/CGBuiltin.cpp
index 803d89ee54..52a41d8533 100644
--- a/CodeGen/CGBuiltin.cpp
+++ b/CodeGen/CGBuiltin.cpp
@@ -97,6 +97,10 @@ RValue CodeGenFunction::EmitBuiltinExpr(unsigned BuiltinID, const CallExpr *E) {
return RValue::get(Result);
}
+ case Builtin::BI__builtin_expect: {
+ llvm::Value *Condition = EmitScalarExpr(E->getArg(0));
+ return RValue::get(Condition);
+ }
}
return RValue::get(0);
diff --git a/CodeGen/CGStmt.cpp b/CodeGen/CGStmt.cpp
index 9059a83119..b010e81009 100644
--- a/CodeGen/CGStmt.cpp
+++ b/CodeGen/CGStmt.cpp
@@ -38,7 +38,7 @@ void CodeGenFunction::EmitStmt(const Stmt *S) {
else
EmitAggExpr(E, 0, false);
} else {
- printf("Unimplemented stmt!\n");
+ fprintf(stderr, "Unimplemented stmt!\n");
S->dump(getContext().SourceMgr);
}
break;
diff --git a/include/clang/AST/Builtins.def b/include/clang/AST/Builtins.def
index 7733a9b1b2..f2f182401e 100644
--- a/include/clang/AST/Builtins.def
+++ b/include/clang/AST/Builtins.def
@@ -67,5 +67,6 @@ BUILTIN(__builtin_va_start, "va&.", "n")
BUILTIN(__builtin_va_end, "va&", "n")
BUILTIN(__builtin_va_copy, "va&a", "n")
BUILTIN(__builtin_memcpy, "v*v*vC*z", "n")
+BUILTIN(__builtin_expect, "iii" , "nc")
#undef BUILTIN