diff options
| -rw-r--r-- | package/boot/uboot-layerscape/patches/010-fix_dtc_compilation_on_host_gcc10.patch | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/package/boot/uboot-layerscape/patches/010-fix_dtc_compilation_on_host_gcc10.patch b/package/boot/uboot-layerscape/patches/010-fix_dtc_compilation_on_host_gcc10.patch new file mode 100644 index 0000000000..6abb151608 --- /dev/null +++ b/package/boot/uboot-layerscape/patches/010-fix_dtc_compilation_on_host_gcc10.patch @@ -0,0 +1,46 @@ +From e33a814e772cdc36436c8c188d8c42d019fda639 Mon Sep 17 00:00:00 2001 +From: Dirk Mueller <dmueller@suse.com> +Date: Tue, 14 Jan 2020 18:53:41 +0100 +Subject: [PATCH] scripts/dtc: Remove redundant YYLOC global declaration + +gcc 10 will default to -fno-common, which causes this error at link +time: + + (.text+0x0): multiple definition of `yylloc'; dtc-lexer.lex.o (symbol from plugin):(.text+0x0): first defined here + +This is because both dtc-lexer as well as dtc-parser define the same +global symbol yyloc. Before with -fcommon those were merged into one +defintion. The proper solution would be to to mark this as "extern", +however that leads to: + + dtc-lexer.l:26:16: error: redundant redeclaration of 'yylloc' [-Werror=redundant-decls] + 26 | extern YYLTYPE yylloc; + | ^~~~~~ +In file included from dtc-lexer.l:24: +dtc-parser.tab.h:127:16: note: previous declaration of 'yylloc' was here + 127 | extern YYLTYPE yylloc; + | ^~~~~~ +cc1: all warnings being treated as errors + +which means the declaration is completely redundant and can just be +dropped. + +Signed-off-by: Dirk Mueller <dmueller@suse.com> +Signed-off-by: David Gibson <david@gibson.dropbear.id.au> +[robh: cherry-pick from upstream] +Cc: stable@vger.kernel.org +Signed-off-by: Rob Herring <robh@kernel.org> +--- + scripts/dtc/dtc-lexer.l | 1 - + 1 file changed, 1 deletion(-) + +--- a/scripts/dtc/dtc-lexer.l ++++ b/scripts/dtc/dtc-lexer.l +@@ -38,7 +38,6 @@ LINECOMMENT "//".*\n + #include "srcpos.h" + #include "dtc-parser.tab.h" + +-YYLTYPE yylloc; + extern bool treesource_error; + + /* CAUTION: this will stop working if we ever use yyless() or yyunput() */ |