Message ID | CABOHX+eZSNyot-vVjxnGTajAFTnS_GwewsBizJ_AhhBGe0P9LQ@mail.gmail.com |
---|---|
State | New |
Headers | show |
Series | [libphobos] Committed added AArch64 Linux as a supported target. | expand |
On Apr 24 2019, Iain Buclaw <ibuclaw@gdcproject.org> wrote: > This patch adds arch64*-*-linux* as a supported libphobos target, > something that has been passing the testsuite for a while now. > > Committed to trunk as r270524. That breaks -mabi=ilp32: /opt/gcc/gcc-20190424/libphobos/libdruntime/core/sys/posix/sys/stat.d:713:13: error: static assert (104u == 128u) is false 713 | static assert(stat_t.sizeof == 128); | ^ make[8]: *** [Makefile:2047: core/sys/posix/fcntl.lo] Error 1 Andreas.
On Wed, 24 Apr 2019 at 09:33, Andreas Schwab <schwab@linux-m68k.org> wrote: > > On Apr 24 2019, Iain Buclaw <ibuclaw@gdcproject.org> wrote: > > > This patch adds arch64*-*-linux* as a supported libphobos target, > > something that has been passing the testsuite for a while now. > > > > Committed to trunk as r270524. > > That breaks -mabi=ilp32: > > /opt/gcc/gcc-20190424/libphobos/libdruntime/core/sys/posix/sys/stat.d:713:13: error: static assert (104u == 128u) is false > 713 | static assert(stat_t.sizeof == 128); > | ^ > make[8]: *** [Makefile:2047: core/sys/posix/fcntl.lo] Error 1 > Confirmed, I've sent fix to upstream and committed as r270541. Tested this on aarch64-linux-gnu, though as I don't have ilp32 libraries on my arm64 phone, I can only see that all modules compile down to object code.
On 24/04/2019 12:10, Iain Buclaw wrote: > On Wed, 24 Apr 2019 at 09:33, Andreas Schwab <schwab@linux-m68k.org> wrote: >> >> On Apr 24 2019, Iain Buclaw <ibuclaw@gdcproject.org> wrote: >> >>> This patch adds arch64*-*-linux* as a supported libphobos target, >>> something that has been passing the testsuite for a while now. >>> >>> Committed to trunk as r270524. >> >> That breaks -mabi=ilp32: >> >> /opt/gcc/gcc-20190424/libphobos/libdruntime/core/sys/posix/sys/stat.d:713:13: error: static assert (104u == 128u) is false >> 713 | static assert(stat_t.sizeof == 128); >> | ^ >> make[8]: *** [Makefile:2047: core/sys/posix/fcntl.lo] Error 1 >> > > Confirmed, I've sent fix to upstream and committed as r270541. > > Tested this on aarch64-linux-gnu, though as I don't have ilp32 > libraries on my arm64 phone, I can only see that all modules compile > down to object code. > > > druntime51365217.patch > > diff --git a/libphobos/libdruntime/MERGE b/libphobos/libdruntime/MERGE > index 27dfc5fc1d9..9fe51fd5ae9 100644 > --- a/libphobos/libdruntime/MERGE > +++ b/libphobos/libdruntime/MERGE > @@ -1,4 +1,4 @@ > -b43203a134fb5e259ffc1711cc061c6e869b56f6 > +513652173d6f02206be3ddaa2b6ed0b191ea4e3d > > The first line of this file holds the git revision number of the last > merge done from the dlang/druntime repository. > diff --git a/libphobos/libdruntime/core/sys/posix/sys/stat.d b/libphobos/libdruntime/core/sys/posix/sys/stat.d > index ab1fcd7b164..963a241f076 100644 > --- a/libphobos/libdruntime/core/sys/posix/sys/stat.d > +++ b/libphobos/libdruntime/core/sys/posix/sys/stat.d > @@ -709,10 +709,10 @@ version (CRuntime_Glibc) > } > int[2] __unused; > } > - static if (__USE_FILE_OFFSET64) > + version (D_LP64) > static assert(stat_t.sizeof == 128); > else > - static assert(stat_t.sizeof == 128); > + static assert(stat_t.sizeof == 104); I can't be sure just from the context, but 104 looks suspicious. Maybe that should be 64? R. > } > else version (SPARC64) > { >
On Thu, 25 Apr 2019 at 16:32, Richard Earnshaw (lists) <Richard.Earnshaw@arm.com> wrote: > > On 24/04/2019 12:10, Iain Buclaw wrote: > > On Wed, 24 Apr 2019 at 09:33, Andreas Schwab <schwab@linux-m68k.org> wrote: > >> > >> On Apr 24 2019, Iain Buclaw <ibuclaw@gdcproject.org> wrote: > >> > >>> This patch adds arch64*-*-linux* as a supported libphobos target, > >>> something that has been passing the testsuite for a while now. > >>> > >>> Committed to trunk as r270524. > >> > >> That breaks -mabi=ilp32: > >> > >> /opt/gcc/gcc-20190424/libphobos/libdruntime/core/sys/posix/sys/stat.d:713:13: error: static assert (104u == 128u) is false > >> 713 | static assert(stat_t.sizeof == 128); > >> | ^ > >> make[8]: *** [Makefile:2047: core/sys/posix/fcntl.lo] Error 1 > >> > > > > Confirmed, I've sent fix to upstream and committed as r270541. > > > > Tested this on aarch64-linux-gnu, though as I don't have ilp32 > > libraries on my arm64 phone, I can only see that all modules compile > > down to object code. > > > > > > druntime51365217.patch > > > > diff --git a/libphobos/libdruntime/MERGE b/libphobos/libdruntime/MERGE > > index 27dfc5fc1d9..9fe51fd5ae9 100644 > > --- a/libphobos/libdruntime/MERGE > > +++ b/libphobos/libdruntime/MERGE > > @@ -1,4 +1,4 @@ > > -b43203a134fb5e259ffc1711cc061c6e869b56f6 > > +513652173d6f02206be3ddaa2b6ed0b191ea4e3d > > > > The first line of this file holds the git revision number of the last > > merge done from the dlang/druntime repository. > > diff --git a/libphobos/libdruntime/core/sys/posix/sys/stat.d b/libphobos/libdruntime/core/sys/posix/sys/stat.d > > index ab1fcd7b164..963a241f076 100644 > > --- a/libphobos/libdruntime/core/sys/posix/sys/stat.d > > +++ b/libphobos/libdruntime/core/sys/posix/sys/stat.d > > @@ -709,10 +709,10 @@ version (CRuntime_Glibc) > > } > > int[2] __unused; > > } > > - static if (__USE_FILE_OFFSET64) > > + version (D_LP64) > > static assert(stat_t.sizeof == 128); > > else > > - static assert(stat_t.sizeof == 128); > > + static assert(stat_t.sizeof == 104); > > I can't be sure just from the context, but 104 looks suspicious. Maybe > that should be 64? > Don't think so. GCC is agreeing with GDC at least on my aarch64-linux phone, the `sizeof (struct stat)` does genuinely appear to be 104 when -mabi=ilp32.
On Thu, Apr 25, 2019 at 03:32:41PM +0100, Richard Earnshaw (lists) wrote: > > --- a/libphobos/libdruntime/core/sys/posix/sys/stat.d > > +++ b/libphobos/libdruntime/core/sys/posix/sys/stat.d > > @@ -709,10 +709,10 @@ version (CRuntime_Glibc) > > } > > int[2] __unused; > > } > > - static if (__USE_FILE_OFFSET64) > > + version (D_LP64) > > static assert(stat_t.sizeof == 128); > > else > > - static assert(stat_t.sizeof == 128); > > + static assert(stat_t.sizeof == 104); > > I can't be sure just from the context, but 104 looks suspicious. Maybe > that should be 64? Why? Not all struct stat fields are pointers or longs that double for -m64 vs. -m32. Jakub
On 25/04/2019 16:45, Jakub Jelinek wrote: > On Thu, Apr 25, 2019 at 03:32:41PM +0100, Richard Earnshaw (lists) wrote: >>> --- a/libphobos/libdruntime/core/sys/posix/sys/stat.d >>> +++ b/libphobos/libdruntime/core/sys/posix/sys/stat.d >>> @@ -709,10 +709,10 @@ version (CRuntime_Glibc) >>> } >>> int[2] __unused; >>> } >>> - static if (__USE_FILE_OFFSET64) >>> + version (D_LP64) >>> static assert(stat_t.sizeof == 128); >>> else >>> - static assert(stat_t.sizeof == 128); >>> + static assert(stat_t.sizeof == 104); >> >> I can't be sure just from the context, but 104 looks suspicious. Maybe >> that should be 64? > > Why? Not all struct stat fields are pointers or longs that double for -m64 > vs. -m32. > > Jakub > I was forgetting that these were byte counts, not bit counts. Makes more sense when you realize that... R.
diff --git a/libphobos/configure.tgt b/libphobos/configure.tgt index a53a3c3c3be..b2fe849752c 100644 --- a/libphobos/configure.tgt +++ b/libphobos/configure.tgt @@ -23,6 +23,9 @@ # broken systems. More targets shall be added after testing. LIBPHOBOS_SUPPORTED=no case "${target}" in + aarch64*-*-linux*) + LIBPHOBOS_SUPPORTED=yes + ;; arm*-*-linux*) LIBPHOBOS_SUPPORTED=yes ;;