Sylvestre Ledru [:Sylvestre] Reporter
	Description • 7 years ago

With gcc 7.1:
---
 0:25.76 In file included from /root/firefox-gcc-last/js/src/frontend/BytecodeEmitter.h:20:0,
 0:25.76                  from /root/firefox-gcc-last/js/src/frontend/BytecodeCompiler.cpp:16,
 0:25.76                  from /root/firefox-gcc-last/obj-x86_64-pc-linux-gnu/js/src/Unified_cpp_js_src3.cpp:29:
 0:25.76 /root/firefox-gcc-last/js/src/frontend/EitherParser.h: In instantiation of 'bool js::frontend::EitherParser<ParseHandler>::reportExtraWarningErrorNumberVA(Args&& ...) [with Args = {std::nullptr_t, unsigned int&, unsigned int&, __va_list_tag (&)[1]}; ParseHandler = js::frontend::FullParseHandler]':
 0:25.76 /root/firefox-gcc-last/js/src/frontend/BytecodeEmitter.cpp:3661:95:   required from here
 0:25.76 /root/firefox-gcc-last/js/src/frontend/EitherParser.h:253:13: error: ignoring attributes applied to '__va_list_tag' after definition [-Werror=attributes]
 0:25.77              matcher { mozilla::Forward<Args>(args)... };
 0:25.77              ^~~~~~~
 0:25.77 /root/firefox-gcc-last/js/src/frontend/EitherParser.h:253:13: error: ignoring attributes on template argument 'mozilla::detail::DecaySelector<__va_list_tag [1], true, false>::Type {aka __va_list_tag*}' [-Werror=ignored-attributes]
 0:25.77 /root/firefox-gcc-last/js/src/frontend/EitherParser.h: In instantiation of 'bool js::frontend::EitherParser<ParseHandler>::reportStrictModeErrorNumberVA(Args&& ...) [with Args = {std::nullptr_t, unsigned int&, bool, unsigned int&, __va_list_tag (&)[1]}; ParseHandler = js::frontend::FullParseHandler]':
 0:25.77 /root/firefox-gcc-last/js/src/frontend/BytecodeEmitter.cpp:3675:73:   required from here
 0:25.77 /root/firefox-gcc-last/js/src/frontend/EitherParser.h:281:13: error: ignoring attributes applied to '__va_list_tag' after definition [-Werror=attributes]
 0:25.78              matcher { mozilla::Forward<Args>(args)... };
 0:25.78              ^~~~~~~
 0:25.78 /root/firefox-gcc-last/js/src/frontend/EitherParser.h:281:13: error: ignoring attributes on template argument 'mozilla::detail::DecaySelector<__va_list_tag [1], true, false>::Type {aka __va_list_tag*}' [-Werror=ignored-attributes]
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	Sylvestre Ledru [:Sylvestre] Reporter
	Comment 1 • 7 years ago

Arai, does it ring a bell?
Thanks

	Tooru Fujisawa [:arai]
	Comment 2 • 7 years ago

I'm not sure what's going on , but looks like it's a dupe of bug 1363116