gcc: update to 6.2.0, cleanup symbol names to simplify minor updates

Remove old versions of gcc no longer used or regulary tested.
We concentrate on the latest three major versions for most of the
architectures.

1 files changed, 0 insertions, 231 deletions

diff --git a/toolchain/gcc/patches/4.8.5/cflags.patch b/toolchain/gcc/patches/4.8.5/cflags.patch
deleted file mode 100644
index 4f9de8069..000000000
--- a/toolchain/gcc/patches/4.8.5/cflags.patch
+++ /dev/null
@@ -1,231 +0,0 @@
-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;