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-rw-r--r--toolchain/gcc/Makefile2
-rw-r--r--toolchain/gcc/Makefile.inc7
-rw-r--r--toolchain/gcc/patches/4.8.2/cflags.patch231
3 files changed, 233 insertions, 7 deletions
diff --git a/toolchain/gcc/Makefile b/toolchain/gcc/Makefile
index 2cd720a63..8f98eb590 100644
--- a/toolchain/gcc/Makefile
+++ b/toolchain/gcc/Makefile
@@ -18,6 +18,8 @@ GCC_CONFOPTS= --prefix=$(STAGING_HOST_DIR) \
--with-libelf=$(STAGING_HOST_DIR) \
--disable-__cxa_atexit \
--with-gnu-ld \
+ --disable-libsanitizer \
+ --disable-libitm \
--disable-libmudflap \
--disable-libgomp \
--disable-decimal-float \
diff --git a/toolchain/gcc/Makefile.inc b/toolchain/gcc/Makefile.inc
index 689de3b63..86a0a5992 100644
--- a/toolchain/gcc/Makefile.inc
+++ b/toolchain/gcc/Makefile.inc
@@ -2,15 +2,8 @@
# material, please see the LICENCE file in the top-level directory.
PKG_NAME:= gcc
-
-ifeq ($(ADK_LINUX_MICROBLAZE),y)
PKG_VERSION:= 4.8.2
PKG_MD5SUM:= a3d7d63b9cb6b6ea049469a0c4a43c9d
-else
-PKG_VERSION:= 4.7.3
-PKG_MD5SUM:= 86f428a30379bdee0224e353ee2f999e
-endif
-
PKG_RELEASE:= 1
PKG_SITES:= ${MASTER_SITE_GNU:=gcc/gcc-${PKG_VERSION}/}
DISTFILES:= $(PKG_NAME)-$(PKG_VERSION).tar.bz2
diff --git a/toolchain/gcc/patches/4.8.2/cflags.patch b/toolchain/gcc/patches/4.8.2/cflags.patch
new file mode 100644
index 000000000..4f9de8069
--- /dev/null
+++ b/toolchain/gcc/patches/4.8.2/cflags.patch
@@ -0,0 +1,231 @@
+diff -Nur gcc-4.8.2.orig/gcc/c-family/c.opt gcc-4.8.2/gcc/c-family/c.opt
+--- gcc-4.8.2.orig/gcc/c-family/c.opt 2013-01-19 06:25:25.000000000 +0100
++++ gcc-4.8.2/gcc/c-family/c.opt 2014-02-23 20:22:48.000000000 +0100
+@@ -379,6 +379,10 @@
+ C ObjC RejectNegative Warning Alias(Werror=, implicit-function-declaration)
+ This switch is deprecated; use -Werror=implicit-function-declaration instead
+
++Werror-maybe-reset
++C ObjC C++ ObjC++
++; Documented in common.opt
++
+ Wfloat-equal
+ C ObjC C++ ObjC++ Var(warn_float_equal) Warning
+ Warn if testing floating point numbers for equality
+@@ -949,6 +953,9 @@
+ fhonor-std
+ C++ ObjC++ Ignore Warn(switch %qs is no longer supported)
+
++fhonour-copts
++C ObjC C++ ObjC++ RejectNegative
++
+ fhosted
+ C ObjC
+ Assume normal C execution environment
+diff -Nur gcc-4.8.2.orig/gcc/c-family/c-opts.c gcc-4.8.2/gcc/c-family/c-opts.c
+--- gcc-4.8.2.orig/gcc/c-family/c-opts.c 2013-02-18 20:42:56.000000000 +0100
++++ gcc-4.8.2/gcc/c-family/c-opts.c 2014-02-23 20:22:48.000000000 +0100
+@@ -104,6 +104,9 @@
+ /* Whether any standard preincluded header has been preincluded. */
+ static bool done_preinclude;
+
++/* Check if a port honours COPTS. */
++static int honour_copts = 0;
++
+ static void handle_OPT_d (const char *);
+ static void set_std_cxx98 (int);
+ static void set_std_cxx11 (int);
+@@ -491,6 +494,12 @@
+ flag_no_builtin = !value;
+ break;
+
++ case OPT_fhonour_copts:
++ if (c_language == clk_c) {
++ honour_copts++;
++ }
++ break;
++
+ case OPT_fconstant_string_class_:
+ constant_string_class_name = arg;
+ break;
+@@ -1027,6 +1036,47 @@
+ return false;
+ }
+
++ if (c_language == clk_c) {
++ char *ev = getenv ("GCC_HONOUR_COPTS");
++ int evv;
++ if (ev == NULL)
++ evv = -1;
++ else if ((*ev == '0') || (*ev == '\0'))
++ evv = 0;
++ else if (*ev == '1')
++ evv = 1;
++ else if (*ev == '2')
++ evv = 2;
++ else if (*ev == 's')
++ evv = -1;
++ else {
++ warning (0, "unknown GCC_HONOUR_COPTS value, assuming 1");
++ evv = 1; /* maybe depend this on something like MIRBSD_NATIVE? */
++ }
++ if (evv == 1) {
++ if (honour_copts == 0) {
++ error ("someone does not honour COPTS at all in lenient mode");
++ return false;
++ } else if (honour_copts != 1) {
++ warning (0, "someone does not honour COPTS correctly, passed %d times",
++ honour_copts);
++ }
++ } else if (evv == 2) {
++ if (honour_copts == 0) {
++ error ("someone does not honour COPTS at all in strict mode");
++ return false;
++ } else if (honour_copts != 1) {
++ error ("someone does not honour COPTS correctly, passed %d times",
++ honour_copts);
++ return false;
++ }
++ } else if (evv == 0) {
++ if (honour_copts != 1)
++ inform (0, "someone does not honour COPTS correctly, passed %d times",
++ honour_copts);
++ }
++ }
++
+ return true;
+ }
+
+diff -Nur gcc-4.8.2.orig/gcc/common.opt gcc-4.8.2/gcc/common.opt
+--- gcc-4.8.2.orig/gcc/common.opt 2013-03-14 10:13:36.000000000 +0100
++++ gcc-4.8.2/gcc/common.opt 2014-02-23 20:22:48.000000000 +0100
+@@ -541,6 +541,10 @@
+ Common Joined
+ Treat specified warning as error
+
++Werror-maybe-reset
++Common
++If environment variable GCC_NO_WERROR is set, act as -Wno-error
++
+ Wextra
+ Common Var(extra_warnings) Warning
+ Print extra (possibly unwanted) warnings
+@@ -1242,6 +1246,9 @@
+ Common Report Var(flag_guess_branch_prob) Optimization
+ Enable guessing of branch probabilities
+
++fhonour-copts
++Common RejectNegative
++
+ ; Nonzero means ignore `#ident' directives. 0 means handle them.
+ ; Generate position-independent code for executables if possible
+ ; On SVR4 targets, it also controls whether or not to emit a
+diff -Nur gcc-4.8.2.orig/gcc/doc/cppopts.texi gcc-4.8.2/gcc/doc/cppopts.texi
+--- gcc-4.8.2.orig/gcc/doc/cppopts.texi 2013-01-10 21:38:27.000000000 +0100
++++ gcc-4.8.2/gcc/doc/cppopts.texi 2014-02-23 20:22:48.000000000 +0100
+@@ -163,6 +163,11 @@
+ Make all warnings into hard errors. Source code which triggers warnings
+ will be rejected.
+
++ at item -Werror-maybe-reset
++ at opindex Werror-maybe-reset
++Act like @samp{-Wno-error} if the @env{GCC_NO_WERROR} environment
++variable is set to anything other than 0 or empty.
++
+ @item -Wsystem-headers
+ @opindex Wsystem-headers
+ Issue warnings for code in system headers. These are normally unhelpful
+diff -Nur gcc-4.8.2.orig/gcc/doc/invoke.texi gcc-4.8.2/gcc/doc/invoke.texi
+--- gcc-4.8.2.orig/gcc/doc/invoke.texi 2013-06-19 21:55:50.000000000 +0200
++++ gcc-4.8.2/gcc/doc/invoke.texi 2014-02-23 20:22:48.000000000 +0100
+@@ -240,7 +240,7 @@
+ -Wconversion -Wcoverage-mismatch -Wno-cpp -Wno-deprecated @gol
+ -Wno-deprecated-declarations -Wdisabled-optimization @gol
+ -Wno-div-by-zero -Wdouble-promotion -Wempty-body -Wenum-compare @gol
+--Wno-endif-labels -Werror -Werror=* @gol
++-Wno-endif-labels -Werror -Werror=* -Werror-maybe-reset @gol
+ -Wfatal-errors -Wfloat-equal -Wformat -Wformat=2 @gol
+ -Wno-format-contains-nul -Wno-format-extra-args -Wformat-nonliteral @gol
+ -Wformat-security -Wformat-y2k @gol
+@@ -4807,6 +4807,22 @@
+ @option{-Wall} and by @option{-Wpedantic}, which can be disabled with
+ @option{-Wno-pointer-sign}.
+
++ at item -Werror-maybe-reset
++ at opindex Werror-maybe-reset
++Act like @samp{-Wno-error} if the @env{GCC_NO_WERROR} environment
++variable is set to anything other than 0 or empty.
++
++ at item -fhonour-copts
++ at opindex fhonour-copts
++If @env{GCC_HONOUR_COPTS} is set to 1, abort if this option is not
++given at least once, and warn if it is given more than once.
++If @env{GCC_HONOUR_COPTS} is set to 2, abort if this option is not
++given exactly once.
++If @env{GCC_HONOUR_COPTS} is set to 0 or unset, warn if this option
++is not given exactly once.
++The warning is quelled if @env{GCC_HONOUR_COPTS} is set to @samp{s}.
++This flag and environment variable only affect the C language.
++
+ @item -Wstack-protector
+ @opindex Wstack-protector
+ @opindex Wno-stack-protector
+@@ -6918,7 +6934,7 @@
+ second branch or a point immediately following it, depending on whether
+ the condition is known to be true or false.
+
+-Enabled at levels @option{-O2}, @option{-O3}, @option{-Os}.
++Enabled at levels @option{-O3}.
+
+ @item -fsplit-wide-types
+ @opindex fsplit-wide-types
+diff -Nur gcc-4.8.2.orig/gcc/java/jvspec.c gcc-4.8.2/gcc/java/jvspec.c
+--- gcc-4.8.2.orig/gcc/java/jvspec.c 2013-01-10 21:38:27.000000000 +0100
++++ gcc-4.8.2/gcc/java/jvspec.c 2014-02-23 20:22:48.000000000 +0100
+@@ -626,6 +626,7 @@
+ class name. Append dummy `.c' that can be stripped by set_input so %b
+ is correct. */
+ set_input (concat (main_class_name, "main.c", NULL));
++ putenv ("GCC_HONOUR_COPTS=s"); /* XXX hack! */
+ err = do_spec (jvgenmain_spec);
+ if (err == 0)
+ {
+diff -Nur gcc-4.8.2.orig/gcc/opts.c gcc-4.8.2/gcc/opts.c
+--- gcc-4.8.2.orig/gcc/opts.c 2013-03-05 07:01:13.000000000 +0100
++++ gcc-4.8.2/gcc/opts.c 2014-02-23 20:22:48.000000000 +0100
+@@ -468,8 +468,6 @@
+ { OPT_LEVELS_2_PLUS, OPT_fschedule_insns2, NULL, 1 },
+ #endif
+ { OPT_LEVELS_2_PLUS, OPT_fregmove, NULL, 1 },
+- { OPT_LEVELS_2_PLUS, OPT_fstrict_aliasing, NULL, 1 },
+- { OPT_LEVELS_2_PLUS, OPT_fstrict_overflow, NULL, 1 },
+ { OPT_LEVELS_2_PLUS, OPT_freorder_blocks, NULL, 1 },
+ { OPT_LEVELS_2_PLUS, OPT_freorder_functions, NULL, 1 },
+ { OPT_LEVELS_2_PLUS, OPT_ftree_vrp, NULL, 1 },
+@@ -488,6 +486,8 @@
+ { OPT_LEVELS_2_PLUS, OPT_fhoist_adjacent_loads, NULL, 1 },
+
+ /* -O3 optimizations. */
++ { OPT_LEVELS_3_PLUS, OPT_fstrict_aliasing, NULL, 1 },
++ { OPT_LEVELS_3_PLUS, OPT_fstrict_overflow, NULL, 1 },
+ { OPT_LEVELS_3_PLUS, OPT_ftree_loop_distribute_patterns, NULL, 1 },
+ { OPT_LEVELS_3_PLUS, OPT_fpredictive_commoning, NULL, 1 },
+ /* Inlining of functions reducing size is a good idea with -Os
+@@ -1423,6 +1423,17 @@
+ opts, opts_set, loc, dc);
+ break;
+
++ case OPT_Werror_maybe_reset:
++ {
++ char *ev = getenv ("GCC_NO_WERROR");
++ if ((ev != NULL) && (*ev != '0'))
++ warnings_are_errors = 0;
++ }
++ break;
++
++ case OPT_fhonour_copts:
++ break;
++
+ case OPT_Wlarger_than_:
+ opts->x_larger_than_size = value;
+ opts->x_warn_larger_than = value != -1;
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