diff options
Diffstat (limited to 'gcc-4.4.3/gcc/configure')
| -rwxr-xr-x | gcc-4.4.3/gcc/configure | 100 |
1 files changed, 96 insertions, 4 deletions
diff --git a/gcc-4.4.3/gcc/configure b/gcc-4.4.3/gcc/configure index 51db4d2b8..8e79dc560 100755 --- a/gcc-4.4.3/gcc/configure +++ b/gcc-4.4.3/gcc/configure @@ -12968,6 +12968,7 @@ fi # Restore CFLAGS from before the gcc_AC_NEED_DECLARATIONS tests. CFLAGS="$saved_CFLAGS" +# Check if .init_array can be used with .ctors. # Check whether --enable-initfini-array or --disable-initfini-array was given. if test "${enable_initfini_array+set}" = set; then enableval="$enable_initfini_array" @@ -12979,6 +12980,7 @@ echo $ECHO_N "checking for .preinit_array/.init_array/.fini_array support... $EC if test "${gcc_cv_initfini_array+set}" = set; then echo $ECHO_N "(cached) $ECHO_C" >&6 else + if test "x${build}" = "x${target}" ; then if test "$cross_compiling" = yes; then gcc_cv_initfini_array=no else @@ -12989,10 +12991,97 @@ cat confdefs.h >>conftest.$ac_ext cat >>conftest.$ac_ext <<_ACEOF /* end confdefs.h. */ -static int x = -1; -int main (void) { return x; } -int foo (void) { x = 0; } -int (*fp) (void) __attribute__ ((section (".init_array"))) = foo; +extern void abort (); +static int count; + +static void +init1005 () +{ + if (count != 0) + abort (); + count = 1005; +} +void (*const init_array1005) () + __attribute__ ((section (".init_array.01005"), aligned (sizeof (void *)))) + = { init1005 }; +static void +fini1005 () +{ + if (count != 1005) + abort (); +} +void (*const fini_array1005) () + __attribute__ ((section (".fini_array.01005"), aligned (sizeof (void *)))) + = { fini1005 }; + +static void +ctor1007 () +{ + if (count != 1005) + abort (); + count = 1007; +} +void (*const ctors1007) () + __attribute__ ((section (".ctors.64528"), aligned (sizeof (void *)))) + = { ctor1007 }; +static void +dtor1007 () +{ + if (count != 1007) + abort (); + count = 1005; +} +void (*const dtors1007) () + __attribute__ ((section (".dtors.64528"), aligned (sizeof (void *)))) + = { dtor1007 }; + +static void +init65530 () +{ + if (count != 1007) + abort (); + count = 65530; +} +void (*const init_array65530) () + __attribute__ ((section (".init_array.65530"), aligned (sizeof (void *)))) + = { init65530 }; +static void +fini65530 () +{ + if (count != 65530) + abort (); + count = 1007; +} +void (*const fini_array65530) () + __attribute__ ((section (".fini_array.65530"), aligned (sizeof (void *)))) + = { fini65530 }; + +static void +ctor65535 () +{ + if (count != 65530) + abort (); + count = 65535; +} +void (*const ctors65535) () + __attribute__ ((section (".ctors"), aligned (sizeof (void *)))) + = { ctor65535 }; +static void +dtor65535 () +{ + if (count != 65535) + abort (); + count = 65530; +} +void (*const dtors65535) () + __attribute__ ((section (".dtors"), aligned (sizeof (void *)))) + = { dtor65535 }; + +int +main () +{ + return 0; +} _ACEOF rm -f conftest$ac_exeext if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5 @@ -13016,6 +13105,9 @@ gcc_cv_initfini_array=no fi rm -f core *.core gmon.out bb.out conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext fi + else + gcc_cv_initfini_array=no + fi fi echo "$as_me:$LINENO: result: $gcc_cv_initfini_array" >&5 echo "${ECHO_T}$gcc_cv_initfini_array" >&6 |