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Bug #12411
closedWarnings when compiling transcode.c on cygwin
Description
When compiling ruby trunk, the compilation of transcode produces the warnings below.
There's also a similar warning for dbm.c and a lot of them in some tkl files.
compiling transcode.c
In file included from ./include/ruby.h:33:0,
from internal.h:15,
from transcode.c:12:
transcode.c: In function ‘econv_args’:
transcode.c:3007:44: warning: initialization discards ‘volatile’ qualifier from pointer target type [-Wdiscarded-qualifiers]
argc = rb_scan_args(argc, argv, "21:", snamev_p, dnamev_p, &flags_v, &opt);
^
./include/ruby/ruby.h:2156:56: note: in definition of macro ‘rb_scan_args’
rb_scan_args0(argc,argv,fmt,(sizeof((VALUE*[]){__VA_ARGS__})/sizeof(VALUE*)),(VALUE*[]){__VA_ARGS__}), \
^
transcode.c:3007:54: warning: initialization discards ‘volatile’ qualifier from pointer target type [-Wdiscarded-qualifiers]
argc = rb_scan_args(argc, argv, "21:", snamev_p, dnamev_p, &flags_v, &opt);
^
./include/ruby/ruby.h:2156:56: note: in definition of macro ‘rb_scan_args’
rb_scan_args0(argc,argv,fmt,(sizeof((VALUE*[]){__VA_ARGS__})/sizeof(VALUE*)),(VALUE*[]){__VA_ARGS__}), \
^
transcode.c:3007:44: warning: initialization discards ‘volatile’ qualifier from pointer target type [-Wdiscarded-qualifiers]
argc = rb_scan_args(argc, argv, "21:", snamev_p, dnamev_p, &flags_v, &opt);
^
./include/ruby/ruby.h:2156:97: note: in definition of macro ‘rb_scan_args’
rb_scan_args0(argc,argv,fmt,(sizeof((VALUE*[]){__VA_ARGS__})/sizeof(VALUE*)),(VALUE*[]){__VA_ARGS__}), \
^
transcode.c:3007:54: warning: initialization discards ‘volatile’ qualifier from pointer target type [-Wdiscarded-qualifiers]
argc = rb_scan_args(argc, argv, "21:", snamev_p, dnamev_p, &flags_v, &opt);
^
./include/ruby/ruby.h:2156:97: note: in definition of macro ‘rb_scan_args’
rb_scan_args0(argc,argv,fmt,(sizeof((VALUE*[]){__VA_ARGS__})/sizeof(VALUE*)),(VALUE*[]){__VA_ARGS__}), \
^
transcode.c: At top level:
cc1: warning: unrecognized command line option ‘-Wno-self-assign’
cc1: warning: unrecognized command line option ‘-Wno-constant-logical-operand’
cc1: warning: unrecognized command line option ‘-Wno-parentheses-equality’
cc1: warning: unrecognized command line option ‘-Wno-tautological-compare’
compiling util.c
Updated by nobu (Nobuyoshi Nakada) over 8 years ago
- Status changed from Open to Closed
Applied in changeset r55115.
transcode.c: GC guards
- transcode.c (enc_arg, str_transcode_enc_args, econv_args):
remove volatile, and add GC guards in callers.
[ruby-core:75664] [Bug #12411]
Updated by nagachika (Tomoyuki Chikanaga) over 8 years ago
- Backport changed from 2.1: WONTFIX, 2.2: REQUIRED, 2.3: REQUIRED to 2.1: WONTFIX, 2.2: REQUIRED, 2.3: DONE
ruby_2_3 r55903 merged revision(s) 55115.
Updated by usa (Usaku NAKAMURA) over 8 years ago
- Backport changed from 2.1: WONTFIX, 2.2: REQUIRED, 2.3: DONE to 2.1: WONTFIX, 2.2: DONE, 2.3: DONE
ruby_2_2 r55934 merged revision(s) 55115.
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