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70c50602cc
* elf/check-textrel.c: Include config.h. (AB(handle_file)): Don't fail if PF_X | PF_W on architectures known to have executable writable PLT. * sysdeps/powerpc/powerpc32/configure.in (HAVE_PPC_SECURE_PLT): New test. * config.h.in (HAVE_PPC_SECURE_PLT): Add. * malloc/malloc.c (MALLOC_ALIGNMENT): Set to __alignof__ (long double) if long double is more aligned than 2 * SIZE_SZ. (misaligned_chunk): Define. (public_rEALLOc, _int_free, _int_realloc): Use it.
63 lines
1.9 KiB
Plaintext
63 lines
1.9 KiB
Plaintext
# This file is generated from configure.in by Autoconf. DO NOT EDIT!
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# Local configure fragment for sysdeps/powerpc/powerpc32.
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# See whether gas has R_PPC_REL16 relocs.
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echo "$as_me:$LINENO: checking for R_PPC_REL16 gas support" >&5
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echo $ECHO_N "checking for R_PPC_REL16 gas support... $ECHO_C" >&6
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if test "${libc_cv_ppc_rel16+set}" = set; then
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echo $ECHO_N "(cached) $ECHO_C" >&6
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else
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cat > conftest.s <<\EOF
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.text
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addis 11,30,_GLOBAL_OFFSET_TABLE_-.@ha
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EOF
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if { ac_try='${CC-cc} -c $CFLAGS conftest.s 1>&5'
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{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
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(eval $ac_try) 2>&5
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ac_status=$?
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echo "$as_me:$LINENO: \$? = $ac_status" >&5
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(exit $ac_status); }; }; then
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libc_cv_ppc_rel16=yes
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else
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libc_cv_ppc_rel16=no
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fi
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rm -f conftest*
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fi
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echo "$as_me:$LINENO: result: $libc_cv_ppc_rel16" >&5
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echo "${ECHO_T}$libc_cv_ppc_rel16" >&6
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if test $libc_cv_ppc_rel16 = yes; then
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cat >>confdefs.h <<\_ACEOF
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#define HAVE_ASM_PPC_REL16 1
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_ACEOF
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fi
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# See whether GCC uses -msecure-plt.
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echo "$as_me:$LINENO: checking for -msecure-plt by default" >&5
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echo $ECHO_N "checking for -msecure-plt by default... $ECHO_C" >&6
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if test "${libc_cv_ppc_secure_plt+set}" = set; then
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echo $ECHO_N "(cached) $ECHO_C" >&6
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else
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echo 'int foo (void) { extern int bar; return bar; }' > conftest.c
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libc_cv_ppc_secure_plt=no
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if { ac_try='${CC-cc} -S $CFLAGS conftest.c -fpic -o conftest.s 1>&5'
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{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
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(eval $ac_try) 2>&5
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ac_status=$?
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echo "$as_me:$LINENO: \$? = $ac_status" >&5
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(exit $ac_status); }; }; then
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if grep '_GLOBAL_OFFSET_TABLE_-.*@ha' conftest.s > /dev/null 2>&1; then
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libc_cv_ppc_secure_plt=yes
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fi
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fi
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rm -rf conftest*
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fi
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echo "$as_me:$LINENO: result: $libc_cv_ppc_secure_plt" >&5
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echo "${ECHO_T}$libc_cv_ppc_secure_plt" >&6
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if test $libc_cv_ppc_secure_plt = yes; then
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cat >>confdefs.h <<\_ACEOF
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#define HAVE_PPC_SECURE_PLT 1
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_ACEOF
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fi
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