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| author | Danny Smith <dannysmith@users.sourceforge.net> | 2006-11-01 06:23:12 +0000 |
|---|---|---|
| committer | Danny Smith <dannysmith@gcc.gnu.org> | 2006-11-01 06:23:12 +0000 |
| commit | 97388150b4635856c7b8dabc45dbf5f3ddf47a79 (patch) | |
| tree | a6f02d60df84edc128eac9c800531bb6b5dc6bbb /gcc/configure | |
| parent | d5523ce18d221e06e62cf2ef506fb5ffffa4fd2d (diff) | |
| download | gcc-97388150b4635856c7b8dabc45dbf5f3ddf47a79.zip gcc-97388150b4635856c7b8dabc45dbf5f3ddf47a79.tar.gz gcc-97388150b4635856c7b8dabc45dbf5f3ddf47a79.tar.bz2 | |
target.h (targetm.cxx.use_atexit_for_cxa_atexit): New target hook.
* target.h (targetm.cxx.use_atexit_for_cxa_atexit): New target
hook.
* target-def.h: (TARGET_CXX_USE_ATEXIT_FOR_CXA_ATEXIT): Define
default.
* config/i386/mingw32.h (TARGET_CXX_USE_ATEXIT_FOR_CXA_ATEXIT):
Override default.
* doc/tm.texi (TARGET_CXX_USE_ATEXIT_FOR_CXA_ATEXIT): Document.
* configure.ac (use_cxa_atexit): As a special case, don't test
for libc definition of __cxa_atexit on mingw32
* configure: Regenerate.
* config.gcc (i[34567]86-pc-mingw32): Default to
enable__cxa_atexit=yes.
cp
* decl.c (get_atexit_node): Reference atexit, not __cxa_exit.
if targetm.cxx.use_atexit_for cxa_atexit.
(start_cleanup_fn): Likewise.
(register_dtor_fn): Likewise.
From-SVN: r118371
Diffstat (limited to 'gcc/configure')
| -rwxr-xr-x | gcc/configure | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/gcc/configure b/gcc/configure index cbf94b5..49535d5 100755 --- a/gcc/configure +++ b/gcc/configure @@ -12428,7 +12428,14 @@ use_cxa_atexit=no if test x$enable___cxa_atexit = xyes || \ test x$enable___cxa_atexit = x -a x$default_use_cxa_atexit = xyes; then if test x$host = x$target; then - echo "$as_me:$LINENO: checking for __cxa_atexit" >&5 + case $host in + # mingw32 doesn't have __cxa_atexit but uses atexit registration + # keyed to flag_use_cxa_atexit + *-*-mingw32*) + use_cxa_atexit=yes + ;; + *) + echo "$as_me:$LINENO: checking for __cxa_atexit" >&5 echo $ECHO_N "checking for __cxa_atexit... $ECHO_C" >&6 if test "${ac_cv_func___cxa_atexit+set}" = set; then echo $ECHO_N "(cached) $ECHO_C" >&6 @@ -12524,6 +12531,8 @@ else echo "__cxa_atexit can't be enabled on this target" fi + :: + esac else # We can't check for __cxa_atexit when building a cross, so assume # it is available |