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| author | Yury Gribov <y.gribov@samsung.com> | 2014-01-23 14:32:05 +0000 |
|---|---|---|
| committer | Yury Gribov <ygribov@gcc.gnu.org> | 2014-01-23 14:32:05 +0000 |
| commit | 4a7eaf5f94ee68466b2c6419ffbf5b99dcf4d969 (patch) | |
| tree | 4d075b27403ec43fc7f118adb0e459bdd3ad930b /libsanitizer/configure | |
| parent | 652fea39227eeead0e9876097cacc6bf727b39a6 (diff) | |
| download | gcc-4a7eaf5f94ee68466b2c6419ffbf5b99dcf4d969.tar.gz | |
re PR sanitizer/57316 (build failure in libsanitizer)
2014-01-23 Yury Gribov <y.gribov@samsung.com>
Jakub Jelinek <jakub@redhat.com>
PR sanitizer/57316
* configure.ac: Check for missing syscalls.
* Makefile.am: Likewise.
* configure: Regenerate.
* Makefile.in: Regenerate.
Co-Authored-By: Jakub Jelinek <jakub@redhat.com>
From-SVN: r206966
Diffstat (limited to 'libsanitizer/configure')
| -rwxr-xr-x | libsanitizer/configure | 51 |
1 files changed, 49 insertions, 2 deletions
diff --git a/libsanitizer/configure b/libsanitizer/configure index c20735921ef..5e4840ffea4 100755 --- a/libsanitizer/configure +++ b/libsanitizer/configure @@ -612,6 +612,8 @@ ALLOC_FILE VIEW_FILE BACKTRACE_SUPPORTED FORMAT_FILE +SANITIZER_SUPPORTED_FALSE +SANITIZER_SUPPORTED_TRUE USING_MAC_INTERPOSE_FALSE USING_MAC_INTERPOSE_TRUE link_liblsan @@ -12017,7 +12019,7 @@ else lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2 lt_status=$lt_dlunknown cat > conftest.$ac_ext <<_LT_EOF -#line 12020 "configure" +#line 12022 "configure" #include "confdefs.h" #if HAVE_DLFCN_H @@ -12123,7 +12125,7 @@ else lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2 lt_status=$lt_dlunknown cat > conftest.$ac_ext <<_LT_EOF -#line 12126 "configure" +#line 12128 "configure" #include "confdefs.h" #if HAVE_DLFCN_H @@ -15586,6 +15588,47 @@ fi backtrace_supported=yes +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for necessary platform features" >&5 +$as_echo_n "checking for necessary platform features... " >&6; } +case "$target" in + *-*-linux*) + # Some old Linux distributions miss required syscalls. + sanitizer_supported=no + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#include <sys/syscall.h> +int +main () +{ + + syscall (__NR_gettid); + syscall (__NR_futex); + syscall (__NR_exit_group); + + ; + return 0; +} +_ACEOF +if ac_fn_c_try_compile "$LINENO"; then : + sanitizer_supported=yes +fi +rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext + ;; + *) + sanitizer_supported=yes + ;; +esac +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $sanitizer_supported" >&5 +$as_echo "$sanitizer_supported" >&6; } + if test "$sanitizer_supported" = yes; then + SANITIZER_SUPPORTED_TRUE= + SANITIZER_SUPPORTED_FALSE='#' +else + SANITIZER_SUPPORTED_TRUE='#' + SANITIZER_SUPPORTED_FALSE= +fi + + # Test for __sync support. { $as_echo "$as_me:${as_lineno-$LINENO}: checking __sync extensions" >&5 $as_echo_n "checking __sync extensions... " >&6; } @@ -16456,6 +16499,10 @@ if test -z "${USING_MAC_INTERPOSE_TRUE}" && test -z "${USING_MAC_INTERPOSE_FALSE as_fn_error "conditional \"USING_MAC_INTERPOSE\" was never defined. Usually this means the macro was only invoked conditionally." "$LINENO" 5 fi +if test -z "${SANITIZER_SUPPORTED_TRUE}" && test -z "${SANITIZER_SUPPORTED_FALSE}"; then + as_fn_error "conditional \"SANITIZER_SUPPORTED\" was never defined. +Usually this means the macro was only invoked conditionally." "$LINENO" 5 +fi if test -z "${LIBBACKTRACE_SUPPORTED_TRUE}" && test -z "${LIBBACKTRACE_SUPPORTED_FALSE}"; then as_fn_error "conditional \"LIBBACKTRACE_SUPPORTED\" was never defined. Usually this means the macro was only invoked conditionally." "$LINENO" 5 |