Date: Sun, 04 Aug 2013 22:59:16 +0300 From: Andriy Gapon <avg@FreeBSD.org> To: Garrett Cooper <yaneurabeya@gmail.com> Cc: freebsd-current@FreeBSD.org Subject: Re: Build break in dtrace modules at r253772 with gcc Message-ID: <51FEB294.30807@FreeBSD.org> In-Reply-To: <CAGHfRMC=ya=ABWNniq8680GA9%2B%2B25pQEw9j-viNdj5=zuZ9OYQ@mail.gmail.com> References: <CAGHfRMC=ya=ABWNniq8680GA9%2B%2B25pQEw9j-viNdj5=zuZ9OYQ@mail.gmail.com>
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on 02/08/2013 23:29 Garrett Cooper said the following: > r253772 breaks dtrace compiled as a module on amd64 like so when using gcc: I am aware of the problem with dtrace/dtrace module and apologize for it. The easiest way to work around it is to add CWARNFLAGS+= -Wno-cast-qual to the respective Makefile. There is a patch to fix the problem in the C code. > cc1: warnings being treated as errors > /usr/src/sys/modules/dtrace/dtrace/../../../cddl/dev/dtrace/amd64/dis_tables.c:1184: > warning: cast discards qualifiers from pointer target type > /usr/src/sys/modules/dtrace/dtrace/../../../cddl/dev/dtrace/amd64/dis_tables.c:1184: > warning: cast discards qualifiers from pointer target type > --- g_label_iso9660.o --- > --- modules-all --- > /usr/src/sys/modules/dtrace/dtrace/../../../cddl/dev/dtrace/amd64/dis_tables.c:1265: > warning: cast discards qualifiers from pointer target type > /usr/src/sys/modules/dtrace/dtrace/../../../cddl/dev/dtrace/amd64/dis_tables.c:1265: > warning: cast discards qualifiers from pointer target type > /usr/src/sys/modules/dtrace/dtrace/../../../cddl/dev/dtrace/amd64/dis_tables.c:1441: > warning: cast discards qualifiers from pointer target type > /usr/src/sys/modules/dtrace/dtrace/../../../cddl/dev/dtrace/amd64/dis_tables.c:1441: > warning: cast discards qualifiers from pointer target type > /usr/src/sys/modules/dtrace/dtrace/../../../cddl/dev/dtrace/amd64/dis_tables.c:1448: > warning: cast discards qualifiers from pointer target type > /usr/src/sys/modules/dtrace/dtrace/../../../cddl/dev/dtrace/amd64/dis_tables.c:1494: > warning: cast discards qualifiers from pointer target type > /usr/src/sys/modules/dtrace/dtrace/../../../cddl/dev/dtrace/amd64/dis_tables.c:1498: > warning: cast discards qualifiers from pointer target type > --- g_label_ext2fs.o --- > cc -c -O2 -frename-registers -pipe -fno-strict-aliasing -march=core2 > -std=c99 -g -Wall -Wredundant-decls -Wnested-externs > -Wstrict-prototypes -Wmissing-prototypes -Wpointer-arith -Winline > -Wcast-qual -Wundef -Wno-pointer-sign -fformat-extensions > -Wmissing-include-dirs -fdiagnostics-show-option -nostdinc -I. > -I/usr/src/sys -I/usr/src/sys/contrib/altq > -I/usr/src/sys/contrib/libfdt -D_KERNEL -DHAVE_KERNEL_OPTION_HEADERS > -include opt_global.h -fno-common -finline-limit=8000 --param > inline-unit-growth=100 --param large-function-growth=1000 > -fno-omit-frame-pointer -mno-omit-leaf-frame-pointer -mcmodel=kernel > -mno-red-zone -mno-mmx -mno-sse -msoft-float > -fno-asynchronous-unwind-tables -ffreestanding -fstack-protector > -Werror /usr/src/sys/geom/label/g_label_ext2fs.c > --- modules-all --- > /usr/src/sys/modules/dtrace/dtrace/../../../cddl/dev/dtrace/amd64/dis_tables.c:1502: > warning: cast discards qualifiers from pointer target type > /usr/src/sys/modules/dtrace/dtrace/../../../cddl/dev/dtrace/amd64/dis_tables.c:1891: > warning: cast discards qualifiers from pointer target type > /usr/src/sys/modules/dtrace/dtrace/../../../cddl/dev/dtrace/amd64/dis_tables.c:1891: > warning: cast discards qualifiers from pointer target type > /usr/src/sys/modules/dtrace/dtrace/../../../cddl/dev/dtrace/amd64/dis_tables.c:1891: > warning: cast discards qualifiers from pointer target type > /usr/src/sys/modules/dtrace/dtrace/../../../cddl/dev/dtrace/amd64/dis_tables.c:1891: > warning: cast discards qualifiers from pointer target type > /usr/src/sys/modules/dtrace/dtrace/../../../cddl/dev/dtrace/amd64/dis_tables.c:1911: > warning: cast discards qualifiers from pointer target type > /usr/src/sys/modules/dtrace/dtrace/../../../cddl/dev/dtrace/amd64/dis_tables.c:1911: > warning: cast discards qualifiers from pointer target type > /usr/src/sys/modules/dtrace/dtrace/../../../cddl/dev/dtrace/amd64/dis_tables.c:1916: > warning: cast discards qualifiers from pointer target type > /usr/src/sys/modules/dtrace/dtrace/../../../cddl/dev/dtrace/amd64/dis_tables.c:1916: > warning: cast discards qualifiers from pointer target type > /usr/src/sys/modules/dtrace/dtrace/../../../cddl/dev/dtrace/amd64/dis_tables.c:1916: > warning: cast discards qualifiers from pointer target type > /usr/src/sys/modules/dtrace/dtrace/../../../cddl/dev/dtrace/amd64/dis_tables.c:1916: > warning: cast discards qualifiers from pointer target type > --- g_label_msdosfs.o --- > --- modules-all --- > /usr/src/sys/modules/dtrace/dtrace/../../../cddl/dev/dtrace/amd64/dis_tables.c:1933: > warning: cast discards qualifiers from pointer target type > /usr/src/sys/modules/dtrace/dtrace/../../../cddl/dev/dtrace/amd64/dis_tables.c:1933: > warning: cast discards qualifiers from pointer target type > /usr/src/sys/modules/dtrace/dtrace/../../../cddl/dev/dtrace/amd64/dis_tables.c:1935: > warning: cast discards qualifiers from pointer target type > /usr/src/sys/modules/dtrace/dtrace/../../../cddl/dev/dtrace/amd64/dis_tables.c:1935: > warning: cast discards qualifiers from pointer target type > --- g_label_msdosfs.o --- > cc -c -O2 -frename-registers -pipe -fno-strict-aliasing -march=core2 > -std=c99 -g -Wall -Wredundant-decls -Wnested-externs > -Wstrict-prototypes -Wmissing-prototypes -Wpointer-arith -Winline > -Wcast-qual -Wundef -Wno-pointer-sign -fformat-extensions > -Wmissing-include-dirs -fdiagnostics-show-option -nostdinc -I. > -I/usr/src/sys -I/usr/src/sys/contrib/altq > -I/usr/src/sys/contrib/libfdt -D_KERNEL -DHAVE_KERNEL_OPTION_HEADERS > -include opt_global.h -fno-common -finline-limit=8000 --param > inline-unit-growth=100 --param large-function-growth=1000 > -fno-omit-frame-pointer -mno-omit-leaf-frame-pointer -mcmodel=kernel > -mno-red-zone -mno-mmx -mno-sse -msoft-float > -fno-asynchronous-unwind-tables -ffreestanding -fstack-protector > -Werror /usr/src/sys/geom/label/g_label_msdosfs.c > --- g_label_ntfs.o --- > --- modules-all --- > /usr/src/sys/modules/dtrace/dtrace/../../../cddl/dev/dtrace/amd64/dis_tables.c: > In function 'dtrace_disx86': > /usr/src/sys/modules/dtrace/dtrace/../../../cddl/dev/dtrace/amd64/dis_tables.c:2606: > warning: cast discards qualifiers from pointer target type > /usr/src/sys/modules/dtrace/dtrace/../../../cddl/dev/dtrace/amd64/dis_tables.c:2650: > warning: cast discards qualifiers from pointer target type > /usr/src/sys/modules/dtrace/dtrace/../../../cddl/dev/dtrace/amd64/dis_tables.c:2695: > warning: cast discards qualifiers from pointer target type > /usr/src/sys/modules/dtrace/dtrace/../../../cddl/dev/dtrace/amd64/dis_tables.c:2699: > warning: cast discards qualifiers from pointer target type > /usr/src/sys/modules/dtrace/dtrace/../../../cddl/dev/dtrace/amd64/dis_tables.c:2703: > warning: cast discards qualifiers from pointer target type > /usr/src/sys/modules/dtrace/dtrace/../../../cddl/dev/dtrace/amd64/dis_tables.c:2707: > warning: cast discards qualifiers from pointer target type > --- g_label_reiserfs.o --- > --- modules-all --- > /usr/src/sys/modules/dtrace/dtrace/../../../cddl/dev/dtrace/amd64/dis_tables.c:2752: > warning: cast discards qualifiers from pointer target type > /usr/src/sys/modules/dtrace/dtrace/../../../cddl/dev/dtrace/amd64/dis_tables.c:2756: > warning: cast discards qualifiers from pointer target type > /usr/src/sys/modules/dtrace/dtrace/../../../cddl/dev/dtrace/amd64/dis_tables.c:2760: > warning: cast discards qualifiers from pointer target type > /usr/src/sys/modules/dtrace/dtrace/../../../cddl/dev/dtrace/amd64/dis_tables.c:2769: > warning: cast discards qualifiers from pointer target type > /usr/src/sys/modules/dtrace/dtrace/../../../cddl/dev/dtrace/amd64/dis_tables.c:2778: > warning: cast discards qualifiers from pointer target type > /usr/src/sys/modules/dtrace/dtrace/../../../cddl/dev/dtrace/amd64/dis_tables.c:2785: > warning: cast discards qualifiers from pointer target type > /usr/src/sys/modules/dtrace/dtrace/../../../cddl/dev/dtrace/amd64/dis_tables.c:2827: > warning: cast discards qualifiers from pointer target type > --- g_label_ntfs.o --- > cc -c -O2 -frename-registers -pipe -fno-strict-aliasing -march=core2 > -std=c99 -g -Wall -Wredundant-decls -Wnested-externs > -Wstrict-prototypes -Wmissing-prototypes -Wpointer-arith -Winline > -Wcast-qual -Wundef -Wno-pointer-sign -fformat-extensions > -Wmissing-include-dirs -fdiagnostics-show-option -nostdinc -I. > -I/usr/src/sys -I/usr/src/sys/contrib/altq > -I/usr/src/sys/contrib/libfdt -D_KERNEL -DHAVE_KERNEL_OPTION_HEADERS > -include opt_global.h -fno-common -finline-limit=8000 --param > inline-unit-growth=100 --param large-function-growth=1000 > -fno-omit-frame-pointer -mno-omit-leaf-frame-pointer -mcmodel=kernel > -mno-red-zone -mno-mmx -mno-sse -msoft-float > -fno-asynchronous-unwind-tables -ffreestanding -fstack-protector > -Werror /usr/src/sys/geom/label/g_label_ntfs.c > --- modules-all --- > /usr/src/sys/modules/dtrace/dtrace/../../../cddl/dev/dtrace/amd64/dis_tables.c:2846: > warning: cast discards qualifiers from pointer target type > /usr/src/sys/modules/dtrace/dtrace/../../../cddl/dev/dtrace/amd64/dis_tables.c:2848: > warning: cast discards qualifiers from pointer target type > /usr/src/sys/modules/dtrace/dtrace/../../../cddl/dev/dtrace/amd64/dis_tables.c:2856: > warning: cast discards qualifiers from pointer target type > /usr/src/sys/modules/dtrace/dtrace/../../../cddl/dev/dtrace/amd64/dis_tables.c:2887: > warning: cast discards qualifiers from pointer target type > /usr/src/sys/modules/dtrace/dtrace/../../../cddl/dev/dtrace/amd64/dis_tables.c:2894: > warning: cast discards qualifiers from pointer target type > /usr/src/sys/modules/dtrace/dtrace/../../../cddl/dev/dtrace/amd64/dis_tables.c:2895: > warning: cast discards qualifiers from pointer target type > /usr/src/sys/modules/dtrace/dtrace/../../../cddl/dev/dtrace/amd64/dis_tables.c:2940: > warning: cast discards qualifiers from pointer target type > /usr/src/sys/modules/dtrace/dtrace/../../../cddl/dev/dtrace/amd64/dis_tables.c:2960: > warning: cast discards qualifiers from pointer target type > /usr/src/sys/modules/dtrace/dtrace/../../../cddl/dev/dtrace/amd64/dis_tables.c:2962: > warning: cast discards qualifiers from pointer target type > /usr/src/sys/modules/dtrace/dtrace/../../../cddl/dev/dtrace/amd64/dis_tables.c:2964: > warning: cast discards qualifiers from pointer target type > /usr/src/sys/modules/dtrace/dtrace/../../../cddl/dev/dtrace/amd64/dis_tables.c:2966: > warning: cast discards qualifiers from pointer target type > /usr/src/sys/modules/dtrace/dtrace/../../../cddl/dev/dtrace/amd64/dis_tables.c:2969: > warning: cast discards qualifiers from pointer target type > /usr/src/sys/modules/dtrace/dtrace/../../../cddl/dev/dtrace/amd64/dis_tables.c:2972: > warning: cast discards qualifiers from pointer target type > /usr/src/sys/modules/dtrace/dtrace/../../../cddl/dev/dtrace/amd64/dis_tables.c:2984: > warning: cast discards qualifiers from pointer target type > /usr/src/sys/modules/dtrace/dtrace/../../../cddl/dev/dtrace/amd64/dis_tables.c:3045: > warning: cast discards qualifiers from pointer target type > /usr/src/sys/modules/dtrace/dtrace/../../../cddl/dev/dtrace/amd64/dis_tables.c:3047: > warning: cast discards qualifiers from pointer target type > /usr/src/sys/modules/dtrace/dtrace/../../../cddl/dev/dtrace/amd64/dis_tables.c:3050: > warning: cast discards qualifiers from pointer target type > /usr/src/sys/modules/dtrace/dtrace/../../../cddl/dev/dtrace/amd64/dis_tables.c:3076: > warning: cast discards qualifiers from pointer target type > /usr/src/sys/modules/dtrace/dtrace/../../../cddl/dev/dtrace/amd64/dis_tables.c:3096: > warning: cast discards qualifiers from pointer target type > --- g_label_reiserfs.o --- > cc -c -O2 -frename-registers -pipe -fno-strict-aliasing -march=core2 > -std=c99 -g -Wall -Wredundant-decls -Wnested-externs > -Wstrict-prototypes -Wmissing-prototypes -Wpointer-arith -Winline > -Wcast-qual -Wundef -Wno-pointer-sign -fformat-extensions > -Wmissing-include-dirs -fdiagnostics-show-option -nostdinc -I. > -I/usr/src/sys -I/usr/src/sys/contrib/altq > -I/usr/src/sys/contrib/libfdt -D_KERNEL -DHAVE_KERNEL_OPTION_HEADERS > -include opt_global.h -fno-common -finline-limit=8000 --param > inline-unit-growth=100 --param large-function-growth=1000 > -fno-omit-frame-pointer -mno-omit-leaf-frame-pointer -mcmodel=kernel > -mno-red-zone -mno-mmx -mno-sse -msoft-float > -fno-asynchronous-unwind-tables -ffreestanding -fstack-protector > -Werror /usr/src/sys/geom/label/g_label_reiserfs.c > --- g_label_ufs.o --- > cc -c -O2 -frename-registers -pipe -fno-strict-aliasing -march=core2 > -std=c99 -g -Wall -Wredundant-decls -Wnested-externs > -Wstrict-prototypes -Wmissing-prototypes -Wpointer-arith -Winline > -Wcast-qual -Wundef -Wno-pointer-sign -fformat-extensions > -Wmissing-include-dirs -fdiagnostics-show-option -nostdinc -I. > -I/usr/src/sys -I/usr/src/sys/contrib/altq > -I/usr/src/sys/contrib/libfdt -D_KERNEL -DHAVE_KERNEL_OPTION_HEADERS > -include opt_global.h -fno-common -finline-limit=8000 --param > inline-unit-growth=100 --param large-function-growth=1000 > -fno-omit-frame-pointer -mno-omit-leaf-frame-pointer -mcmodel=kernel > -mno-red-zone -mno-mmx -mno-sse -msoft-float > -fno-asynchronous-unwind-tables -ffreestanding -fstack-protector > -Werror /usr/src/sys/geom/label/g_label_ufs.c > --- g_label_gpt.o --- > cc -c -O2 -frename-registers -pipe -fno-strict-aliasing -march=core2 > -std=c99 -g -Wall -Wredundant-decls -Wnested-externs > -Wstrict-prototypes -Wmissing-prototypes -Wpointer-arith -Winline > -Wcast-qual -Wundef -Wno-pointer-sign -fformat-extensions > -Wmissing-include-dirs -fdiagnostics-show-option -nostdinc -I. > -I/usr/src/sys -I/usr/src/sys/contrib/altq > -I/usr/src/sys/contrib/libfdt -D_KERNEL -DHAVE_KERNEL_OPTION_HEADERS > -include opt_global.h -fno-common -finline-limit=8000 --param > inline-unit-growth=100 --param large-function-growth=1000 > -fno-omit-frame-pointer -mno-omit-leaf-frame-pointer -mcmodel=kernel > -mno-red-zone -mno-mmx -mno-sse -msoft-float > -fno-asynchronous-unwind-tables -ffreestanding -fstack-protector > -Werror /usr/src/sys/geom/label/g_label_gpt.c > --- modules-all --- > *** [dis_tables.o] Error code 1 > > make: stopped in /usr/src/sys/modules/dtrace/dtrace > > > $ uname -a > FreeBSD gran-tourismo.west.isilon.com 10.0-CURRENT FreeBSD > 10.0-CURRENT #2 r+4fbed0e: Sat Jun 22 16:53:12 PDT 2013 > gcooper@gran-tourismo.west.isilon.com:/usr/obj/usr/src/sys/GRAN-TOURISMO > amd64 > > My KERNCONFs, make.conf, and src.conf are provided for reference. > > Thanks, > -Garrett > -- Andriy Gapon
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