diff options
| -rw-r--r-- | ChangeLog | 1 | ||||
| -rwxr-xr-x | configure | 32 | ||||
| -rw-r--r-- | configure.in | 22 |
3 files changed, 1 insertions, 54 deletions
@@ -4,6 +4,7 @@ No need to check for signed size_t anymore. Don't set libc_commonpagesize and libc_relro_required here for Alpha and IA-64. + Remove __builtin_expect test because we require at least gcc 3.4. * aclocal.m4: Likewise. @@ -6962,38 +6962,6 @@ if test "$libc_cv_c_asmcr0_bug" != 'no'; then fi fi -{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for __builtin_expect" >&5 -$as_echo_n "checking for __builtin_expect... " >&6; } -if ${libc_cv_gcc_builtin_expect+:} false; then : - $as_echo_n "(cached) " >&6 -else - cat > conftest.c <<EOF -#line $LINENO "configure" -int foo (int a) -{ - a = __builtin_expect (a, 10); - return a == 10 ? 0 : 1; -} -EOF -if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS -nostdlib -nostartfiles - -o conftest conftest.c -lgcc >&5' - { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5 - (eval $ac_try) 2>&5 - ac_status=$? - $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 - test $ac_status = 0; }; }; then - libc_cv_gcc_builtin_expect=yes -else - libc_cv_gcc_builtin_expect=no -fi -rm -f conftest* -fi -{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_gcc_builtin_expect" >&5 -$as_echo "$libc_cv_gcc_builtin_expect" >&6; } -if test "$libc_cv_gcc_builtin_expect" = no; then - as_fn_error $? "support for __builtin_expect needed" "$LINENO" 5 -fi - { $as_echo "$as_me:${as_lineno-$LINENO}: checking for __builtin_memset" >&5 $as_echo_n "checking for __builtin_memset... " >&6; } if ${libc_cv_gcc_builtin_memset+:} false; then : diff --git a/configure.in b/configure.in index 30ad962..15f925e 100644 --- a/configure.in +++ b/configure.in @@ -1964,28 +1964,6 @@ if test "$libc_cv_c_asmcr0_bug" != 'no'; then fi fi -dnl Check whether compiler understands __builtin_expect. -AC_CACHE_CHECK(for __builtin_expect, libc_cv_gcc_builtin_expect, -[cat > conftest.c <<EOF -#line $LINENO "configure" -int foo (int a) -{ - a = __builtin_expect (a, 10); - return a == 10 ? 0 : 1; -} -EOF -dnl No \ in command here because it ends up inside ''. -if AC_TRY_COMMAND([${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS -nostdlib -nostartfiles - -o conftest conftest.c -lgcc >&AS_MESSAGE_LOG_FD]); then - libc_cv_gcc_builtin_expect=yes -else - libc_cv_gcc_builtin_expect=no -fi -rm -f conftest*]) -if test "$libc_cv_gcc_builtin_expect" = no; then - AC_MSG_ERROR([support for __builtin_expect needed]) -fi - AC_CACHE_CHECK(for __builtin_memset, libc_cv_gcc_builtin_memset, [dnl cat > conftest.c <<\EOF void zero (void *x) |