gluon/patches/openwrt/0035-toolchain-gcc-fix-build-with-GCC-6.patch
Matthias Schiffer 340df0dbee
Fix build with GCC 6
Make pkg-config, mkimage and gcc build with GCC 6 as host compiler. Fix
miscompilation of node.

Fixes #755
2016-05-09 17:09:00 +02:00

145 lines
4.5 KiB
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From: Matthias Schiffer <mschiffer@universe-factory.net>
Date: Mon, 9 May 2016 00:16:38 +0200
Subject: toolchain: gcc: fix build with GCC 6
At least for GCC 4.8, which is used by most targets.
Signed-off-by: Matthias Schiffer <mschiffer@universe-factory.net>
diff --git a/toolchain/gcc/patches/4.8-linaro/030-gcc-6-compile.patch b/toolchain/gcc/patches/4.8-linaro/030-gcc-6-compile.patch
new file mode 100644
index 0000000..c74f2aa
--- /dev/null
+++ b/toolchain/gcc/patches/4.8-linaro/030-gcc-6-compile.patch
@@ -0,0 +1,130 @@
+Upstream commit r233721
+
+diff --git a/gcc/cp/Make-lang.in b/gcc/cp/Make-lang.in
+index bd1c1d7..a0ea0d4 100644
+--- a/gcc/cp/Make-lang.in
++++ b/gcc/cp/Make-lang.in
+@@ -111,7 +111,7 @@ else
+ # deleting the $(srcdir)/cp/cfns.h file.
+ $(srcdir)/cp/cfns.h:
+ endif
+- gperf -o -C -E -k '1-6,$$' -j1 -D -N 'libc_name_p' -L ANSI-C \
++ gperf -o -C -E -k '1-6,$$' -j1 -D -N 'libc_name_p' -L C++ \
+ $(srcdir)/cp/cfns.gperf --output-file $(srcdir)/cp/cfns.h
+
+ #
+diff --git a/gcc/cp/cfns.gperf b/gcc/cp/cfns.gperf
+index 05ca753..d9b16b8 100644
+--- a/gcc/cp/cfns.gperf
++++ b/gcc/cp/cfns.gperf
+@@ -1,3 +1,5 @@
++%language=C++
++%define class-name libc_name
+ %{
+ /* Copyright (C) 2000-2014 Free Software Foundation, Inc.
+
+@@ -16,14 +18,6 @@ for more details.
+ You should have received a copy of the GNU General Public License
+ along with GCC; see the file COPYING3. If not see
+ <http://www.gnu.org/licenses/>. */
+-#ifdef __GNUC__
+-__inline
+-#endif
+-static unsigned int hash (const char *, unsigned int);
+-#ifdef __GNUC__
+-__inline
+-#endif
+-const char * libc_name_p (const char *, unsigned int);
+ %}
+ %%
+ # The standard C library functions, for feeding to gperf; the result is used
+diff --git a/gcc/cp/cfns.h b/gcc/cp/cfns.h
+index c845ddf..65801d1 100644
+--- a/gcc/cp/cfns.h
++++ b/gcc/cp/cfns.h
+@@ -1,5 +1,5 @@
+-/* ANSI-C code produced by gperf version 3.0.3 */
+-/* Command-line: gperf -o -C -E -k '1-6,$' -j1 -D -N libc_name_p -L ANSI-C cfns.gperf */
++/* C++ code produced by gperf version 3.0.4 */
++/* Command-line: gperf -o -C -E -k '1-6,$' -j1 -D -N libc_name_p -L C++ --output-file cfns.h cfns.gperf */
+
+ #if !((' ' == 32) && ('!' == 33) && ('"' == 34) && ('#' == 35) \
+ && ('%' == 37) && ('&' == 38) && ('\'' == 39) && ('(' == 40) \
+@@ -28,7 +28,7 @@
+ #error "gperf generated tables don't work with this execution character set. Please report a bug to <bug-gnu-gperf@gnu.org>."
+ #endif
+
+-#line 1 "cfns.gperf"
++#line 3 "cfns.gperf"
+
+ /* Copyright (C) 2000-2014 Free Software Foundation, Inc.
+
+@@ -47,25 +47,18 @@ for more details.
+ You should have received a copy of the GNU General Public License
+ along with GCC; see the file COPYING3. If not see
+ <http://www.gnu.org/licenses/>. */
+-#ifdef __GNUC__
+-__inline
+-#endif
+-static unsigned int hash (const char *, unsigned int);
+-#ifdef __GNUC__
+-__inline
+-#endif
+-const char * libc_name_p (const char *, unsigned int);
+ /* maximum key range = 391, duplicates = 0 */
+
+-#ifdef __GNUC__
+-__inline
+-#else
+-#ifdef __cplusplus
+-inline
+-#endif
+-#endif
+-static unsigned int
+-hash (register const char *str, register unsigned int len)
++class libc_name
++{
++private:
++ static inline unsigned int hash (const char *str, unsigned int len);
++public:
++ static const char *libc_name_p (const char *str, unsigned int len);
++};
++
++inline unsigned int
++libc_name::hash (register const char *str, register unsigned int len)
+ {
+ static const unsigned short asso_values[] =
+ {
+@@ -122,14 +115,8 @@ hash (register const char *str, register unsigned int len)
+ return hval + asso_values[(unsigned char)str[len - 1]];
+ }
+
+-#ifdef __GNUC__
+-__inline
+-#ifdef __GNUC_STDC_INLINE__
+-__attribute__ ((__gnu_inline__))
+-#endif
+-#endif
+ const char *
+-libc_name_p (register const char *str, register unsigned int len)
++libc_name::libc_name_p (register const char *str, register unsigned int len)
+ {
+ enum
+ {
+diff --git a/gcc/cp/except.c b/gcc/cp/except.c
+index 221971a..32340f5 100644
+--- a/gcc/cp/except.c
++++ b/gcc/cp/except.c
+@@ -1030,7 +1030,8 @@ nothrow_libfn_p (const_tree fn)
+ unless the system headers are playing rename tricks, and if
+ they are, we don't want to be confused by them. */
+ id = DECL_NAME (fn);
+- return !!libc_name_p (IDENTIFIER_POINTER (id), IDENTIFIER_LENGTH (id));
++ return !!libc_name::libc_name_p (IDENTIFIER_POINTER (id),
++ IDENTIFIER_LENGTH (id));
+ }
+
+ /* Returns nonzero if an exception of type FROM will be caught by a
+--
+1.7.1
+