diff --git a/ChangeLog b/ChangeLog index 9465483f83..e91c7e7475 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,5 +1,106 @@ 2015-10-15 Joseph Myers + * configure.ac (libc_cv_gcc_exceptions): Remove configure test. + * configure: Regenerated. + * sysdeps/arm/configure.ac (libc_cv_gcc_exceptions): Do not set + variable. + (exceptions): Likewise. + * sysdeps/arm/configure: Regenerated. + * config.make.in (exceptions): Remove variable. + * Makeconfig (uses-callbacks): Use -fexceptions instead of + $(exceptions). + * debug/Makefile (CFLAGS-dprintf_chk.c): Likewise. + (CFLAGS-vdprintf_chk.c): Likewise. + (CFLAGS-printf_chk.c): Likewise. + (CFLAGS-fprintf_chk.c): Likewise. + (CFLAGS-vprintf_chk.c): Likewise. + (CFLAGS-vfprintf_chk.c): Likewise. + (CFLAGS-gets_chk.c): Likewise. + (CFLAGS-fgets_chk.c): Likewise. + (CFLAGS-fgets_u_chk.c): Likewise. + (CFLAGS-fread_chk.c): Likewise. + (CFLAGS-fread_u_chk.c): Likewise. + (CFLAGS-wprintf_chk.c): Likewise. + (CFLAGS-fwprintf_chk.c): Likewise. + (CFLAGS-vwprintf_chk.c): Likewise. + (CFLAGS-vfwprintf_chk.c): Likewise. + (CFLAGS-fgetws_chk.c): Likewise. + (CFLAGS-fgetws_u_chk.c): Likewise. + * libio/Makefile (CFLAGS-fileops.c): Likewise. + (CFLAGS-fputc.c): Likewise. + (CFLAGS-fputwc.c): Likewise. + (CFLAGS-freopen64.c): Likewise. + (CFLAGS-freopen.c): Likewise. + (CFLAGS-fseek.c): Likewise. + (CFLAGS-fseeko64.c): Likewise. + (CFLAGS-fseeko.c): Likewise. + (CFLAGS-ftello64.c): Likewise. + (CFLAGS-ftello.c): Likewise. + (CFLAGS-fwide.c): Likewise. + (CFLAGS-genops.c): Likewise. + (CFLAGS-getc.c): Likewise. + (CFLAGS-getchar.c): Likewise. + (CFLAGS-getwc.c): Likewise. + (CFLAGS-getwchar.c): Likewise. + (CFLAGS-iofclose.c): Likewise. + (CFLAGS-iofflush.c): Likewise. + (CFLAGS-iofgetpos64.c): Likewise. + (CFLAGS-iofgetpos.c): Likewise. + (CFLAGS-iofgets.c): Likewise. + (CFLAGS-iofgetws.c): Likewise. + (CFLAGS-iofputs.c): Likewise. + (CFLAGS-iofputws.c): Likewise. + (CFLAGS-iofread.c): Likewise. + (CFLAGS-iofsetpos64.c): Likewise. + (CFLAGS-iofsetpos.c): Likewise. + (CFLAGS-ioftell.c): Likewise. + (CFLAGS-iofwrite.c): Likewise. + (CFLAGS-iogetdelim.c): Likewise. + (CFLAGS-iogetline.c): Likewise. + (CFLAGS-iogets.c): Likewise. + (CFLAGS-iogetwline.c): Likewise. + (CFLAGS-ioputs.c): Likewise. + (CFLAGS-ioseekoff.c): Likewise. + (CFLAGS-ioseekpos.c): Likewise. + (CFLAGS-iosetbuffer.c): Likewise. + (CFLAGS-iosetvbuf.c): Likewise. + (CFLAGS-ioungetc.c): Likewise. + (CFLAGS-ioungetwc.c): Likewise. + (CFLAGS-oldfileops.c): Likewise. + (CFLAGS-oldiofclose.c): Likewise. + (CFLAGS-oldiofgetpos64.c): Likewise. + (CFLAGS-oldiofgetpos.c): Likewise. + (CFLAGS-oldiofsetpos64.c): Likewise. + (CFLAGS-oldiofsetpos.c): Likewise. + (CFLAGS-peekc.c): Likewise. + (CFLAGS-putc.c): Likewise. + (CFLAGS-putchar.c): Likewise. + (CFLAGS-putwc.c): Likewise. + (CFLAGS-putwchar.c): Likewise. + (CFLAGS-rewind.c): Likewise. + (CFLAGS-wfileops.c): Likewise. + (CFLAGS-wgenops.c): Likewise. + (CFLAGS-oldiofopen.c): Likewise. + (CFLAGS-iofopen.c): Likewise. + (CFLAGS-iofopen64.c): Likewise. + (CFLAGS-oldtmpfile.c): Likewise. + * stdio-common/Makefile (CFLAGS-vfprintf.c): Likewise. + (CFLAGS-fprintf.c): Likewise. + (CFLAGS-printf.c): Likewise. + (CFLAGS-vfwprintf.c): Likewise. + (CFLAGS-vfscanf.c): Likewise. + (CFLAGS-vfwscanf.c): Likewise. + (CFLAGS-fscanf.c): Likewise. + (CFLAGS-scanf.c): Likewise. + (CFLAGS-isoc99_vfscanf.c): Likewise. + (CFLAGS-isoc99_vscanf.c): Likewise. + (CFLAGS-isoc99_fscanf.c): Likewise. + (CFLAGS-isoc99_scanf.c): Likewise. + * wcsmbs/Makefile (CFLAGS-isoc99_wscanf.c): Likewise. + (CFLAGS-isoc99_fwscanf.c): Likewise. + (CFLAGS-isoc99_vwscanf.c): Likewise. + (CFLAGS-isoc99_vfwscanf.c): Likewise. + * io/test-lfs.c (do_prepare): Do not call add_temp_file until after mkstemp64. * login/tst-utmp.c (do_prepare): Likewise. diff --git a/Makeconfig b/Makeconfig index bbe83ec16a..a03db7fff1 100644 --- a/Makeconfig +++ b/Makeconfig @@ -50,7 +50,7 @@ export sysdep_dir := $(sysdep_dir) include $(common-objpfx)config.make # What flags to give to sources which call user provided callbacks -uses-callbacks = $(exceptions) +uses-callbacks = -fexceptions # What flags to give to tests which test stack alignment stack-align-test-flags = diff --git a/config.make.in b/config.make.in index 644955928d..a7d466242f 100644 --- a/config.make.in +++ b/config.make.in @@ -70,7 +70,6 @@ use-default-link = @use_default_link@ output-format = @libc_cv_output_format@ have-cxx-thread_local = @libc_cv_cxx_thread_local@ -exceptions = @exceptions@ multi-arch = @multi_arch@ mach-interface-list = @mach_interface_list@ diff --git a/configure b/configure index de49ba6ebe..81d003c26c 100755 --- a/configure +++ b/configure @@ -624,7 +624,6 @@ LIBGD libc_cv_cc_loop_to_function libc_cv_cc_submachine libc_cv_cc_nofma -exceptions gnu89_inline libc_cv_ssp fno_unit_at_a_time @@ -6471,36 +6470,6 @@ if test $libc_cv_ld_no_whole_archive = no; then as_fn_error $? "support for --no-whole-archive is needed" "$LINENO" 5 fi -{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for gcc -fexceptions" >&5 -$as_echo_n "checking for gcc -fexceptions... " >&6; } -if ${libc_cv_gcc_exceptions+:} false; then : - $as_echo_n "(cached) " >&6 -else - cat > conftest.c <<\EOF -_start () {} -int __eh_pc; -__throw () {} -EOF -if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS - -nostdlib -nostartfiles -fexceptions - -o conftest conftest.c 1>&5' - { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5 - (eval $ac_try) 2>&5 - ac_status=$? - $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 - test $ac_status = 0; }; }; then - libc_cv_gcc_exceptions=yes -else - libc_cv_gcc_exceptions=no -fi -rm -f conftest* -fi -{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_gcc_exceptions" >&5 -$as_echo "$libc_cv_gcc_exceptions" >&6; } -if test $libc_cv_gcc_exceptions = yes; then - exceptions=-fexceptions -fi - { $as_echo "$as_me:${as_lineno-$LINENO}: checking for __builtin_memset" >&5 $as_echo_n "checking for __builtin_memset... " >&6; } if ${libc_cv_gcc_builtin_memset+:} false; then : diff --git a/configure.ac b/configure.ac index 384bf3f152..d74bef4330 100644 --- a/configure.ac +++ b/configure.ac @@ -1629,26 +1629,6 @@ if test $libc_cv_ld_no_whole_archive = no; then AC_MSG_ERROR([support for --no-whole-archive is needed]) fi -AC_CACHE_CHECK(for gcc -fexceptions, libc_cv_gcc_exceptions, [dnl -cat > conftest.c <<\EOF -_start () {} -int __eh_pc; -__throw () {} -EOF -dnl No \ in command here because it ends up inside ''. -if AC_TRY_COMMAND([${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS - -nostdlib -nostartfiles -fexceptions - -o conftest conftest.c 1>&AS_MESSAGE_LOG_FD]); then - libc_cv_gcc_exceptions=yes -else - libc_cv_gcc_exceptions=no -fi -rm -f conftest*]) -if test $libc_cv_gcc_exceptions = yes; then - exceptions=-fexceptions -fi -AC_SUBST(exceptions)dnl - AC_CACHE_CHECK(for __builtin_memset, libc_cv_gcc_builtin_memset, [dnl cat > conftest.c <<\EOF void zero (void *x) diff --git a/debug/Makefile b/debug/Makefile index f871ba92c0..a383417b3d 100644 --- a/debug/Makefile +++ b/debug/Makefile @@ -60,25 +60,25 @@ CFLAGS-vsnprintf_chk.c = $(libio-mtsafe) CFLAGS-asprintf_chk.c = $(libio-mtsafe) CFLAGS-vasprintf_chk.c = $(libio-mtsafe) CFLAGS-obprintf_chk.c = $(libio-mtsafe) -CFLAGS-dprintf_chk.c = $(libio-mtsafe) $(exceptions) -CFLAGS-vdprintf_chk.c = $(libio-mtsafe) $(exceptions) -CFLAGS-printf_chk.c = $(libio-mtsafe) $(exceptions) -CFLAGS-fprintf_chk.c = $(libio-mtsafe) $(exceptions) -CFLAGS-vprintf_chk.c = $(libio-mtsafe) $(exceptions) -CFLAGS-vfprintf_chk.c = $(libio-mtsafe) $(exceptions) -CFLAGS-gets_chk.c = $(libio-mtsafe) $(exceptions) -CFLAGS-fgets_chk.c = $(libio-mtsafe) $(exceptions) -CFLAGS-fgets_u_chk.c = $(libio-mtsafe) $(exceptions) -CFLAGS-fread_chk.c = $(libio-mtsafe) $(exceptions) -CFLAGS-fread_u_chk.c = $(libio-mtsafe) $(exceptions) +CFLAGS-dprintf_chk.c = $(libio-mtsafe) -fexceptions +CFLAGS-vdprintf_chk.c = $(libio-mtsafe) -fexceptions +CFLAGS-printf_chk.c = $(libio-mtsafe) -fexceptions +CFLAGS-fprintf_chk.c = $(libio-mtsafe) -fexceptions +CFLAGS-vprintf_chk.c = $(libio-mtsafe) -fexceptions +CFLAGS-vfprintf_chk.c = $(libio-mtsafe) -fexceptions +CFLAGS-gets_chk.c = $(libio-mtsafe) -fexceptions +CFLAGS-fgets_chk.c = $(libio-mtsafe) -fexceptions +CFLAGS-fgets_u_chk.c = $(libio-mtsafe) -fexceptions +CFLAGS-fread_chk.c = $(libio-mtsafe) -fexceptions +CFLAGS-fread_u_chk.c = $(libio-mtsafe) -fexceptions CFLAGS-swprintf_chk.c = $(libio-mtsafe) CFLAGS-vswprintf_chk.c = $(libio-mtsafe) -CFLAGS-wprintf_chk.c = $(libio-mtsafe) $(exceptions) -CFLAGS-fwprintf_chk.c = $(libio-mtsafe) $(exceptions) -CFLAGS-vwprintf_chk.c = $(libio-mtsafe) $(exceptions) -CFLAGS-vfwprintf_chk.c = $(libio-mtsafe) $(exceptions) -CFLAGS-fgetws_chk.c = $(libio-mtsafe) $(exceptions) -CFLAGS-fgetws_u_chk.c = $(libio-mtsafe) $(exceptions) +CFLAGS-wprintf_chk.c = $(libio-mtsafe) -fexceptions +CFLAGS-fwprintf_chk.c = $(libio-mtsafe) -fexceptions +CFLAGS-vwprintf_chk.c = $(libio-mtsafe) -fexceptions +CFLAGS-vfwprintf_chk.c = $(libio-mtsafe) -fexceptions +CFLAGS-fgetws_chk.c = $(libio-mtsafe) -fexceptions +CFLAGS-fgetws_u_chk.c = $(libio-mtsafe) -fexceptions CFLAGS-read_chk.c = -fexceptions -fasynchronous-unwind-tables CFLAGS-pread_chk.c = -fexceptions -fasynchronous-unwind-tables CFLAGS-pread64_chk.c = -fexceptions -fasynchronous-unwind-tables diff --git a/libio/Makefile b/libio/Makefile index 273c2400ff..1f4feb8ae1 100644 --- a/libio/Makefile +++ b/libio/Makefile @@ -84,64 +84,64 @@ endif CPPFLAGS += $(libio-mtsafe) # Support for exception handling. -CFLAGS-fileops.c = $(exceptions) -CFLAGS-fputc.c = $(exceptions) -CFLAGS-fputwc.c = $(exceptions) -CFLAGS-freopen64.c = $(exceptions) -CFLAGS-freopen.c = $(exceptions) -CFLAGS-fseek.c = $(exceptions) -CFLAGS-fseeko64.c = $(exceptions) -CFLAGS-fseeko.c = $(exceptions) -CFLAGS-ftello64.c = $(exceptions) -CFLAGS-ftello.c = $(exceptions) -CFLAGS-fwide.c = $(exceptions) -CFLAGS-genops.c = $(exceptions) -CFLAGS-getc.c = $(exceptions) -CFLAGS-getchar.c = $(exceptions) -CFLAGS-getwc.c = $(exceptions) -CFLAGS-getwchar.c = $(exceptions) -CFLAGS-iofclose.c = $(exceptions) -CFLAGS-iofflush.c = $(exceptions) -CFLAGS-iofgetpos64.c = $(exceptions) -CFLAGS-iofgetpos.c = $(exceptions) -CFLAGS-iofgets.c = $(exceptions) -CFLAGS-iofgetws.c = $(exceptions) -CFLAGS-iofputs.c = $(exceptions) -CFLAGS-iofputws.c = $(exceptions) -CFLAGS-iofread.c = $(exceptions) -CFLAGS-iofsetpos64.c = $(exceptions) -CFLAGS-iofsetpos.c = $(exceptions) -CFLAGS-ioftell.c = $(exceptions) -CFLAGS-iofwrite.c = $(exceptions) -CFLAGS-iogetdelim.c = $(exceptions) -CFLAGS-iogetline.c = $(exceptions) -CFLAGS-iogets.c = $(exceptions) -CFLAGS-iogetwline.c = $(exceptions) -CFLAGS-ioputs.c = $(exceptions) -CFLAGS-ioseekoff.c = $(exceptions) -CFLAGS-ioseekpos.c = $(exceptions) -CFLAGS-iosetbuffer.c = $(exceptions) -CFLAGS-iosetvbuf.c = $(exceptions) -CFLAGS-ioungetc.c = $(exceptions) -CFLAGS-ioungetwc.c = $(exceptions) -CFLAGS-oldfileops.c = $(exceptions) -CFLAGS-oldiofclose.c = $(exceptions) -CFLAGS-oldiofgetpos64.c = $(exceptions) -CFLAGS-oldiofgetpos.c = $(exceptions) -CFLAGS-oldiofsetpos64.c = $(exceptions) -CFLAGS-oldiofsetpos.c = $(exceptions) -CFLAGS-peekc.c = $(exceptions) -CFLAGS-putc.c = $(exceptions) -CFLAGS-putchar.c = $(exceptions) -CFLAGS-putwc.c = $(exceptions) -CFLAGS-putwchar.c = $(exceptions) -CFLAGS-rewind.c = $(exceptions) -CFLAGS-wfileops.c = $(exceptions) -CFLAGS-wgenops.c = $(exceptions) -CFLAGS-oldiofopen.c = $(exceptions) -CFLAGS-iofopen.c = $(exceptions) -CFLAGS-iofopen64.c = $(exceptions) -CFLAGS-oldtmpfile.c = $(exceptions) +CFLAGS-fileops.c = -fexceptions +CFLAGS-fputc.c = -fexceptions +CFLAGS-fputwc.c = -fexceptions +CFLAGS-freopen64.c = -fexceptions +CFLAGS-freopen.c = -fexceptions +CFLAGS-fseek.c = -fexceptions +CFLAGS-fseeko64.c = -fexceptions +CFLAGS-fseeko.c = -fexceptions +CFLAGS-ftello64.c = -fexceptions +CFLAGS-ftello.c = -fexceptions +CFLAGS-fwide.c = -fexceptions +CFLAGS-genops.c = -fexceptions +CFLAGS-getc.c = -fexceptions +CFLAGS-getchar.c = -fexceptions +CFLAGS-getwc.c = -fexceptions +CFLAGS-getwchar.c = -fexceptions +CFLAGS-iofclose.c = -fexceptions +CFLAGS-iofflush.c = -fexceptions +CFLAGS-iofgetpos64.c = -fexceptions +CFLAGS-iofgetpos.c = -fexceptions +CFLAGS-iofgets.c = -fexceptions +CFLAGS-iofgetws.c = -fexceptions +CFLAGS-iofputs.c = -fexceptions +CFLAGS-iofputws.c = -fexceptions +CFLAGS-iofread.c = -fexceptions +CFLAGS-iofsetpos64.c = -fexceptions +CFLAGS-iofsetpos.c = -fexceptions +CFLAGS-ioftell.c = -fexceptions +CFLAGS-iofwrite.c = -fexceptions +CFLAGS-iogetdelim.c = -fexceptions +CFLAGS-iogetline.c = -fexceptions +CFLAGS-iogets.c = -fexceptions +CFLAGS-iogetwline.c = -fexceptions +CFLAGS-ioputs.c = -fexceptions +CFLAGS-ioseekoff.c = -fexceptions +CFLAGS-ioseekpos.c = -fexceptions +CFLAGS-iosetbuffer.c = -fexceptions +CFLAGS-iosetvbuf.c = -fexceptions +CFLAGS-ioungetc.c = -fexceptions +CFLAGS-ioungetwc.c = -fexceptions +CFLAGS-oldfileops.c = -fexceptions +CFLAGS-oldiofclose.c = -fexceptions +CFLAGS-oldiofgetpos64.c = -fexceptions +CFLAGS-oldiofgetpos.c = -fexceptions +CFLAGS-oldiofsetpos64.c = -fexceptions +CFLAGS-oldiofsetpos.c = -fexceptions +CFLAGS-peekc.c = -fexceptions +CFLAGS-putc.c = -fexceptions +CFLAGS-putchar.c = -fexceptions +CFLAGS-putwc.c = -fexceptions +CFLAGS-putwchar.c = -fexceptions +CFLAGS-rewind.c = -fexceptions +CFLAGS-wfileops.c = -fexceptions +CFLAGS-wgenops.c = -fexceptions +CFLAGS-oldiofopen.c = -fexceptions +CFLAGS-iofopen.c = -fexceptions +CFLAGS-iofopen64.c = -fexceptions +CFLAGS-oldtmpfile.c = -fexceptions # XXX Do we need filedoalloc and wfiledoalloc? Others? CFLAGS-tst_putwc.c = -DOBJPFX=\"$(objpfx)\" diff --git a/stdio-common/Makefile b/stdio-common/Makefile index d92d9d16de..4a70060b97 100644 --- a/stdio-common/Makefile +++ b/stdio-common/Makefile @@ -114,18 +114,18 @@ CFLAGS-psignal.c = -fexceptions CFLAGS-vprintf.c = -fexceptions CFLAGS-cuserid.c = -fexceptions -CFLAGS-vfprintf.c += $(exceptions) -CFLAGS-fprintf.c += $(exceptions) -CFLAGS-printf.c += $(exceptions) -CFLAGS-vfwprintf.c += $(exceptions) -CFLAGS-vfscanf.c += $(exceptions) -CFLAGS-vfwscanf.c += $(exceptions) -CFLAGS-fscanf.c += $(exceptions) -CFLAGS-scanf.c += $(exceptions) -CFLAGS-isoc99_vfscanf.c += $(exceptions) -CFLAGS-isoc99_vscanf.c += $(exceptions) -CFLAGS-isoc99_fscanf.c += $(exceptions) -CFLAGS-isoc99_scanf.c += $(exceptions) +CFLAGS-vfprintf.c += -fexceptions +CFLAGS-fprintf.c += -fexceptions +CFLAGS-printf.c += -fexceptions +CFLAGS-vfwprintf.c += -fexceptions +CFLAGS-vfscanf.c += -fexceptions +CFLAGS-vfwscanf.c += -fexceptions +CFLAGS-fscanf.c += -fexceptions +CFLAGS-scanf.c += -fexceptions +CFLAGS-isoc99_vfscanf.c += -fexceptions +CFLAGS-isoc99_vscanf.c += -fexceptions +CFLAGS-isoc99_fscanf.c += -fexceptions +CFLAGS-isoc99_scanf.c += -fexceptions CFLAGS-errlist.c = $(fno-unit-at-a-time) CFLAGS-siglist.c = $(fno-unit-at-a-time) diff --git a/sysdeps/arm/configure b/sysdeps/arm/configure index 158116b5a7..87ec430da1 100644 --- a/sysdeps/arm/configure +++ b/sysdeps/arm/configure @@ -313,6 +313,3 @@ libc_cv_gcc_unwind_find_fde=no # Remove -fno-unwind-tables that was added in sysdeps/arm/preconfigure.ac. CFLAGS=${CFLAGS% -fno-unwind-tables} - -libc_cv_gcc_exceptions=yes -exceptions=-fexceptions diff --git a/sysdeps/arm/configure.ac b/sysdeps/arm/configure.ac index 859c92a002..a9b114e3b9 100644 --- a/sysdeps/arm/configure.ac +++ b/sysdeps/arm/configure.ac @@ -123,9 +123,3 @@ libc_cv_gcc_unwind_find_fde=no # Remove -fno-unwind-tables that was added in sysdeps/arm/preconfigure.ac. CFLAGS=${CFLAGS% -fno-unwind-tables} - -dnl The normal configure check for gcc -fexecptions fails because it can't -dnl find __aeabi_unwind_cpp_pr0. Work around this here; our GCC definitely -dnl has -fexceptions. -libc_cv_gcc_exceptions=yes -exceptions=-fexceptions diff --git a/wcsmbs/Makefile b/wcsmbs/Makefile index a59a005a96..f333fa873e 100644 --- a/wcsmbs/Makefile +++ b/wcsmbs/Makefile @@ -84,10 +84,10 @@ CFLAGS-wcstold_l.c = $(strtox-CFLAGS) CFLAGS-wcstof_l.c = $(strtox-CFLAGS) CPPFLAGS-tst-wchar-h.c = -D_FORTIFY_SOURCE=2 -CFLAGS-isoc99_wscanf.c += $(exceptions) -CFLAGS-isoc99_fwscanf.c += $(exceptions) -CFLAGS-isoc99_vwscanf.c += $(exceptions) -CFLAGS-isoc99_vfwscanf.c += $(exceptions) +CFLAGS-isoc99_wscanf.c += -fexceptions +CFLAGS-isoc99_fwscanf.c += -fexceptions +CFLAGS-isoc99_vwscanf.c += -fexceptions +CFLAGS-isoc99_vfwscanf.c += -fexceptions CPPFLAGS += $(libio-mtsafe)