From 334a10a343b3406b0be3da0f1ff8f2f744c64ce7 Mon Sep 17 00:00:00 2001
From: Douglas Gregor <dgregor@apple.com>
Date: Wed, 25 Aug 2010 15:47:31 +0000
Subject: [PATCH] Implement __builtin_printf, __builtin_fprintf. Fixes
 <rdar://problem/8336581>.

llvm-svn: 112049
---
 clang/include/clang/Basic/Builtins.def | 2 ++
 clang/test/Sema/builtins.c             | 5 +++++
 2 files changed, 7 insertions(+)

diff --git a/clang/include/clang/Basic/Builtins.def b/clang/include/clang/Basic/Builtins.def
index 9228ab28a54e..0da893899b0b 100644
--- a/clang/include/clang/Basic/Builtins.def
+++ b/clang/include/clang/Basic/Builtins.def
@@ -286,12 +286,14 @@ BUILTIN(__builtin_stdarg_start, "vA.", "n")
 BUILTIN(__builtin_bcmp, "iv*v*z", "n")
 BUILTIN(__builtin_bcopy, "vv*v*z", "n")
 BUILTIN(__builtin_bzero, "vv*z", "nF")
+BUILTIN(__builtin_fprintf, "iP*cC*.", "Fp:1:")
 BUILTIN(__builtin_memchr, "v*vC*iz", "nF")
 BUILTIN(__builtin_memcmp, "ivC*vC*z", "nF")
 BUILTIN(__builtin_memcpy, "v*v*vC*z", "nF")
 BUILTIN(__builtin_memmove, "v*v*vC*z", "nF")
 BUILTIN(__builtin_mempcpy, "v*v*vC*z", "nF")
 BUILTIN(__builtin_memset, "v*v*iz", "nF")
+BUILTIN(__builtin_printf, "icC*.", "Fp:0:")
 BUILTIN(__builtin_stpcpy, "c*c*cC*", "nF")
 BUILTIN(__builtin_stpncpy, "c*c*cC*z", "nF")
 BUILTIN(__builtin_strcasecmp, "icC*cC*", "nF")
diff --git a/clang/test/Sema/builtins.c b/clang/test/Sema/builtins.c
index 7d6d54dbce8c..787630c1a8c4 100644
--- a/clang/test/Sema/builtins.c
+++ b/clang/test/Sema/builtins.c
@@ -90,3 +90,8 @@ void test14() {
   int old;
   old = __sync_fetch_and_min((volatile int *)&old, 1);
 }
+
+// <rdar://problem/8336581>
+void test15(const char *s) {
+  __builtin_printf("string is %s\n", s);
+}