From d2562915a579bc3a2b06b94df49ed2a7668251d2 Mon Sep 17 00:00:00 2001
From: Jeff Layton <jlayton@redhat.com>
Date: Jun 27 2013 12:28:03 +0000
Subject: Add built in byte-swap identifiers.


Silences these warnings:

include/uapi/linux/swab.h:60:16: error: undefined identifier '__builtin_bswap32'
include/uapi/linux/swab.h:60:33: error: not a function <noident>

Signed-off-by: Jeff Layton <jlayton@redhat.com>

---

diff --git a/0001-sparse-add-built-in-byte-swap-identifiers.patch b/0001-sparse-add-built-in-byte-swap-identifiers.patch
new file mode 100644
index 0000000..73fa623
--- /dev/null
+++ b/0001-sparse-add-built-in-byte-swap-identifiers.patch
@@ -0,0 +1,53 @@
+From c38e80269c50494a8357dec19ac8a08dee68d4f2 Mon Sep 17 00:00:00 2001
+From: Kim Phillips <kim.phillips@freescale.com>
+Date: Tue, 19 Feb 2013 11:24:01 -0800
+Subject: [PATCH] sparse: add built-in byte swap identifiers
+
+this patch stops sparse from complaining about them not being
+defined:
+
+include/uapi/linux/swab.h:60:16: error: undefined identifier '__builtin_bswap32'
+include/uapi/linux/swab.h:60:33: error: not a function <noident>
+
+Signed-off-by: Kim Phillips <kim.phillips@freescale.com>
+Signed-off-by: Christopher Li <sparse@chrisli.org>
+---
+ lib.c                      | 5 +++++
+ validation/builtin_bswap.c | 9 +++++++++
+ 2 files changed, 14 insertions(+)
+ create mode 100644 validation/builtin_bswap.c
+
+diff --git a/lib.c b/lib.c
+index 396e9f1..fa86c2b 100644
+--- a/lib.c
++++ b/lib.c
+@@ -698,6 +698,11 @@ void declare_builtin_functions(void)
+ 	add_pre_buffer("extern int __builtin_popcountl(unsigned long);\n");
+ 	add_pre_buffer("extern int __builtin_popcountll(unsigned long long);\n");
+ 
++	/* And byte swaps.. */
++	add_pre_buffer("extern unsigned short __builtin_bswap16(unsigned short);\n");
++	add_pre_buffer("extern unsigned int __builtin_bswap32(unsigned int);\n");
++	add_pre_buffer("extern unsigned long long __builtin_bswap64(unsigned long long);\n");
++
+ 	/* And some random ones.. */
+ 	add_pre_buffer("extern void *__builtin_return_address(unsigned int);\n");
+ 	add_pre_buffer("extern void *__builtin_extract_return_addr(void *);\n");
+diff --git a/validation/builtin_bswap.c b/validation/builtin_bswap.c
+new file mode 100644
+index 0000000..6a4a907
+--- /dev/null
++++ b/validation/builtin_bswap.c
+@@ -0,0 +1,9 @@
++static unsigned short x = __builtin_bswap16(0);
++static unsigned int y = __builtin_bswap32(0);
++static unsigned long long z = __builtin_bswap64(0);
++
++/*
++ * check-name: __builtin_bswap
++ * check-error-start
++ * check-error-end
++ */
+-- 
+1.8.1.4
+
diff --git a/sparse.spec b/sparse.spec
index 015c354..e918a00 100644
--- a/sparse.spec
+++ b/sparse.spec
@@ -1,6 +1,6 @@
 Name: sparse
 Version: 0.4.4
-Release: 5%{?dist}
+Release: 6%{?dist}
 Summary:    A semantic parser of source files
 Group:      Development/Tools
 License:    OSL 1.1
@@ -10,6 +10,8 @@ BuildRoot:  %{_tmppath}/%{name}-%{version}-%{release}-root-%(%{__id_u} -n)
 
 BuildRequires: libxml2-devel gtk2-devel
 
+Patch1:     0001-sparse-add-built-in-byte-swap-identifiers.patch
+
 %description
 Sparse is a semantic parser of source files: it's neither a compiler
 (although it could be used as a front-end for one) nor is it a
@@ -37,6 +39,7 @@ Development headers headers and static lib for sparse-enabled apps
 
 %prep
 %setup -q
+%patch1 -p1
 
 %define make_destdir \
 make DESTDIR="%{buildroot}" PREFIX="%{_prefix}" \\\
@@ -83,6 +86,9 @@ make clean
 
 
 %changelog
+* Thu Jun 27 2013 Jeff Layton <jlayton@redhat.com> - 0.4.4-6
+- add built-in byte swap identifiers
+
 * Fri Feb 15 2013 Fedora Release Engineering <rel-eng@lists.fedoraproject.org> - 0.4.4-5
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_19_Mass_Rebuild