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| author | Steve Ellcey <sje@cup.hp.com> | 2006-10-09 15:55:38 +0000 |
|---|---|---|
| committer | Steve Ellcey <sje@gcc.gnu.org> | 2006-10-09 15:55:38 +0000 |
| commit | e64f5acfafe9a0e1842716d80e12dd0d2b075435 (patch) | |
| tree | 6b262ac07e2b116d237352ff90b639547d322f4a /gcc/configure.ac | |
| parent | f4935db5d7edf4a64116e7249dea65b6c654743f (diff) | |
| download | gcc-e64f5acfafe9a0e1842716d80e12dd0d2b075435.zip gcc-e64f5acfafe9a0e1842716d80e12dd0d2b075435.tar.gz gcc-e64f5acfafe9a0e1842716d80e12dd0d2b075435.tar.bz2 | |
re PR target/27880 (undefined reference to `_Unwind_GetIPInfo')
PR target/27880
* unwind-c.c (PERSONALITY_FUNCTION): Ifdef use of _Unwind_GetIPInfo.
* configure.ac (HAVE_GETIPINFO): Check for _Unwind_GetIPInfo.
* configure: Regenerate.
* config.in: Regenerate.
From-SVN: r117576
Diffstat (limited to 'gcc/configure.ac')
| -rw-r--r-- | gcc/configure.ac | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/gcc/configure.ac b/gcc/configure.ac index 5841da9..e502ef5 100644 --- a/gcc/configure.ac +++ b/gcc/configure.ac @@ -1229,6 +1229,12 @@ AC_DEFINE_UNQUOTED(CONFIG_SJLJ_EXCEPTIONS, $sjlj, AC_ARG_WITH(system-libunwind, [ --with-system-libunwind use installed libunwind]) +# config.gcc also contains tests of with_system_libunwind. +if test x$with_system_libunwind = xyes; then + AC_DEFINE(HAVE_GETIPINFO, 1, +[Define to 1 if system unwind library has _Unwind_GetIPInfo.]) +fi + # -------------------------------------------------------- # Build, host, and target specific configuration fragments # -------------------------------------------------------- @@ -1439,6 +1445,20 @@ if test x$enable___cxa_atexit = xyes || \ fi fi +use_getipinfo=yes +if test x$with_system_libunwind = xyes; then + if test x$host = x$target; then + AC_SEARCH_LIBS(_Unwind_GetIPInfo, unwind,, [use_getipinfo=no]) + fi +fi +GCC_TARGET_TEMPLATE(HAVE_GETIPINFO) +if test x$use_getipinfo = xyes; then + AC_DEFINE(HAVE_GETIPINFO, 1, + [Define to 1 if system unwind library has _Unwind_GetIPInfo.]) +else + echo "The system unwind library does not support _Unwind_GetIPInfo." +fi + # Look for a file containing extra machine modes. if test -n "$extra_modes" && test -f $srcdir/config/$extra_modes; then extra_modes_file='$(srcdir)'/config/${extra_modes} |