Date: Mon, 29 May 2023 13:35:50 +0000 From: bugzilla-noreply@freebsd.org To: ruby@FreeBSD.org Subject: maintainer-feedback requested: [Bug 271706] graphics/rubygem-cairo: fix build with clang 16 Message-ID: <bug-271706-21402-YaqubPdXgH@https.bugs.freebsd.org/bugzilla/> In-Reply-To: <bug-271706-21402@https.bugs.freebsd.org/bugzilla/> References: <bug-271706-21402@https.bugs.freebsd.org/bugzilla/>
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Bugzilla Automation <bugzilla@FreeBSD.org> has asked freebsd-ruby (Nobody) <ruby@FreeBSD.org> for maintainer-feedback: Bug 271706: graphics/rubygem-cairo: fix build with clang 16 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D271706 --- Description --- Clang 16 has a new error about incompatible function types, which shows up when building graphics/rubygem-cairo: rb_cairo_surface.c:2354:3: error: incompatible function pointer types pas= sing 'VALUE (int, VALUE *, VALUE)' (aka 'unsigned long (int, unsigned long *, unsigned long)') to parameter of type 'VALUE (*)(VALUE, VALUE)' (aka 'unsig= ned long (*)(unsigned long, unsigned long)') [-Wincompatible-function-pointer-types] rb_define_method (rb_cCairo_GLSurface, "initialize", ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ /usr/local/include/ruby-3.1/ruby/internal/anyargs.h:287:135: note: expand= ed from macro 'rb_define_method' #define rb_define_method(klass, mid, func, arity)=09=20=20=20=20=20 RBIMPL_ANYARGS_DISPATCH_rb_define_method((arity), (func))((klass), (mid), (func), (arity)) =09=09=09=09=09=09=09=09=09=20=20=20=20=20=20=20 ^~~~~~ /usr/local/include/ruby-3.1/ruby/internal/anyargs.h:276:1: note: passing argument to parameter here RBIMPL_ANYARGS_DECL(rb_define_method, VALUE, const char *) ^ /usr/local/include/ruby-3.1/ruby/internal/anyargs.h:255:72: note: expanded from macro 'RBIMPL_ANYARGS_DECL' RBIMPL_ANYARGS_ATTRSET(sym) static void sym ## _01(__VA_ARGS__, VALUE(*)(VALUE, VALUE), int); \ ^ rb_cairo_surface.c:2368:3: error: incompatible function pointer types pas= sing 'VALUE (int, VALUE *, VALUE)' (aka 'unsigned long (int, unsigned long *, unsigned long)') to parameter of type 'VALUE (*)(VALUE, VALUE)' (aka 'unsig= ned long (*)(unsigned long, unsigned long)') [-Wincompatible-function-pointer-types] rb_define_method (rb_cCairo_GLTextureSurface, "initialize", ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ /usr/local/include/ruby-3.1/ruby/internal/anyargs.h:287:135: note: expand= ed from macro 'rb_define_method' #define rb_define_method(klass, mid, func, arity)=09=20=20=20=20=20 RBIMPL_ANYARGS_DISPATCH_rb_define_method((arity), (func))((klass), (mid), (func), (arity)) =09=09=09=09=09=09=09=09=09=20=20=20=20=20=20=20 ^~~~~~ /usr/local/include/ruby-3.1/ruby/internal/anyargs.h:276:1: note: passing argument to parameter here RBIMPL_ANYARGS_DECL(rb_define_method, VALUE, const char *) ^ /usr/local/include/ruby-3.1/ruby/internal/anyargs.h:255:72: note: expanded from macro 'RBIMPL_ANYARGS_DECL' RBIMPL_ANYARGS_ATTRSET(sym) static void sym ## _01(__VA_ARGS__, VALUE(*)(VALUE, VALUE), int); \ ^ This is because rb_define_method's last argument is the 'arity' of the method, and in case of cr_gl_surface_initialize() and cr_gl_texture_surface_initialize() it should be -1 to indicate a variable number of arguments.
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