diff options
Diffstat (limited to 'toolchain/gcc/patches/arc-2017.09-release/910-mbsd_multi.patch')
| -rw-r--r-- | toolchain/gcc/patches/arc-2017.09-release/910-mbsd_multi.patch | 146 |
1 files changed, 0 insertions, 146 deletions
diff --git a/toolchain/gcc/patches/arc-2017.09-release/910-mbsd_multi.patch b/toolchain/gcc/patches/arc-2017.09-release/910-mbsd_multi.patch deleted file mode 100644 index 286cfadae7..0000000000 --- a/toolchain/gcc/patches/arc-2017.09-release/910-mbsd_multi.patch +++ /dev/null @@ -1,146 +0,0 @@ -commit 99368862e44740ff4fd33760893f04e14f9dbdf1 -Author: Felix Fietkau <nbd@openwrt.org> -Date: Tue Jul 31 00:52:27 2007 +0000 - - Port the mbsd_multi patch from freewrt, which adds -fhonour-copts. This will emit warnings in packages that don't use our target cflags properly - - SVN-Revision: 8256 - - This patch brings over a feature from MirBSD: - * -fhonour-copts - If this option is not given, it's warned (depending - on environment variables). This is to catch errors - of misbuilt packages which override CFLAGS themselves. - - This patch was authored by Thorsten Glaser <tg at mirbsd.de> - with copyright assignment to the FSF in effect. - ---- a/gcc/c-family/c-opts.c -+++ b/gcc/c-family/c-opts.c -@@ -108,6 +108,9 @@ static int class_dump_flags; - /* 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); -@@ -456,6 +459,12 @@ c_common_handle_option (size_t scode, co - 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; -@@ -1084,6 +1093,47 @@ c_common_init (void) - 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; - } - ---- a/gcc/c-family/c.opt -+++ b/gcc/c-family/c.opt -@@ -1412,6 +1412,9 @@ C++ ObjC++ Optimization Alias(fexception - 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. ---- a/gcc/common.opt -+++ b/gcc/common.opt -@@ -1510,6 +1510,9 @@ fguess-branch-probability - 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 ---- a/gcc/opts.c -+++ b/gcc/opts.c -@@ -1928,6 +1928,9 @@ common_handle_option (struct gcc_options - opts, opts_set, loc, dc); - break; - -+ case OPT_fhonour_copts: -+ break; -+ - case OPT_Wlarger_than_: - opts->x_larger_than_size = value; - opts->x_warn_larger_than = value != -1; ---- a/gcc/doc/invoke.texi -+++ b/gcc/doc/invoke.texi -@@ -6567,6 +6567,17 @@ This option is only supported for C and - @option{-Wall} and by @option{-Wpedantic}, which can be disabled with - @option{-Wno-pointer-sign}. - -+@item -fhonour-copts -+@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 |