1446034 - GLContext.h: "function uses ‘auto’ type specifier without trailing return type"

Status: RESOLVED INVALID

(Thunderbird :: Build Config, defect)

Description

[Jonathan Kamens]

Trying to build Thunderbird from current Trunk on Ubuntu 17.10:

In file included from /home/jik/build/thunderbird/comm-central/mozilla/gfx/gl/GLContextGLX.h:10:0,
                 from /home/jik/build/thunderbird/comm-central/mozilla/gfx/gl/GLContextProviderGLX.cpp:33:
/home/jik/build/thunderbird/comm-central/mozilla/gfx/gl/GLContext.h:3635:23: error: ‘MaxSamples’ function uses ‘auto’ type specifier without trailing return type
     auto MaxSamples() const { return uint32_t(mMaxSamples); }
                       ^~~~~
/home/jik/build/thunderbird/comm-central/mozilla/gfx/gl/GLContext.h:3635:23: note: deduced return type only available with -std=c++14 or -std=gnu++14
/home/jik/build/thunderbird/comm-central/mozilla/gfx/gl/GLContext.h:3636:27: error: ‘MaxTextureSize’ function uses ‘auto’ type specifier without trailing return type
     auto MaxTextureSize() const { return uint32_t(mMaxTextureSize); }
                           ^~~~~
/home/jik/build/thunderbird/comm-central/mozilla/gfx/gl/GLContext.h:3636:27: note: deduced return type only available with -std=c++14 or -std=gnu++14
/home/jik/build/thunderbird/comm-central/mozilla/gfx/gl/GLContext.h:3637:32: error: ‘MaxRenderbufferSize’ function uses ‘auto’ type specifier without trailing return type
     auto MaxRenderbufferSize() const { return uint32_t(mMaxRenderbufferSize); }
                                ^~~~~
/home/jik/build/thunderbird/comm-central/mozilla/gfx/gl/GLContext.h:3637:32: note: deduced return type only available with -std=c++14 or -std=gnu++14
/home/jik/build/thunderbird/comm-central/mozilla/gfx/gl/GLContext.h:3638:27: error: ‘MaxTexOrRbSize’ function uses ‘auto’ type specifier without trailing return type
     auto MaxTexOrRbSize() const { return mMaxTexOrRbSize; }
                           ^~~~~
/home/jik/build/thunderbird/comm-central/mozilla/gfx/gl/GLContext.h:3638:27: note: deduced return type only available with -std=c++14 or -std=gnu++14
/home/jik/build/thunderbird/comm-central/mozilla/config/rules.mk:1045: recipe for target 'GLContextProviderGLX.o' failed
make[4]: *** [GLContextProviderGLX.o] Error 1

Filing under Thunderbird because I don't know how to tell whether this is a Thunderbird-specific build issue or a M-C build issue. Please refile as appropriate. Thanks.

Comment 1

[Jonathan Kamens]

Sorry, rebuilding from scratch fixed this.