contrib/

[pf3gnuchains/gcc-fork.git] / gcc / configure.ac

diff --git a/gcc/configure.ac b/gcc/configure.ac
index 001ff50..d5244bd 100644 (file)
--- a/gcc/configure.ac
+++ b/gcc/configure.ac
@@ -323,9 +323,8 @@ AC_CHECK_TYPES([__int64], [AC_CHECK_SIZEOF(__int64)])
 # So, we only use -pedantic if we can disable those warnings.
 
 ACX_PROG_CC_WARNING_OPTS([-W -Wall -Wwrite-strings -Wstrict-prototypes \
-                         -Wmissing-prototypes], [loose_warn])
-ACX_PROG_CC_WARNING_OPTS([-Wc++-compat], [cxx_compat_warn])
-ACX_PROG_CC_WARNING_OPTS([-Wold-style-definition \
+         -Wmissing-prototypes -Wcast-qual], [loose_warn])
+ACX_PROG_CC_WARNING_OPTS([-Wold-style-definition -Wc++-compat \
                           -Wmissing-format-attribute], [strict_warn])
 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC([-Wno-long-long -Wno-variadic-macros \
                                     -Wno-overlength-strings], [strict_warn])
@@ -988,7 +987,7 @@ define(gcc_UNLOCKED_FUNCS, clearerr_unlocked feof_unlocked dnl
   fread_unlocked fwrite_unlocked getchar_unlocked getc_unlocked dnl
   putchar_unlocked putc_unlocked)
 AC_CHECK_FUNCS(times clock kill getrlimit setrlimit atoll atoq \
-       sysconf strsignal getrusage nl_langinfo scandir alphasort \
+       sysconf strsignal getrusage nl_langinfo \
        gettimeofday mbstowcs wcswidth mmap mincore setlocale \
        gcc_UNLOCKED_FUNCS)
 
@@ -1011,6 +1010,7 @@ int main()
 fi
 
 AC_CHECK_TYPE(ssize_t, int)
+AC_CHECK_TYPE(caddr_t, char *)
 
 # Try to determine the array type of the second argument of getgroups
 # for the target system (int or gid_t).
@@ -1078,7 +1078,7 @@ AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
 #include <sys/resource.h>
 #endif
 ]], [[rlim_t l = 0;]])],[],[AC_DEFINE([rlim_t],[long],
-[Define to \`long' if <sys/resource.h> doesn't define.])])
+[Define to `long' if <sys/resource.h> doesn't define.])])
 
 # On AIX 5.2, <ldfcn.h> conflicts with <fcntl.h>, as both define incompatible
 # FREAD and FWRITE macros.  Fortunately, for GCC's single usage of ldgetname
@@ -1368,8 +1368,12 @@ fi
 # Make gthr-default.h if we have a thread file.
 gthread_flags=
 if test $thread_file != single; then
-  rm -f gthr-default.h
-  echo "#include \"gthr-${thread_file}.h\"" > gthr-default.h
+  echo "#include \"gthr-${thread_file}.h\"" > gthr-default.h-t
+  if diff gthr-default.h-t gthr-default.h 2>/dev/null; then
+    rm -f gthr-default.h-t
+  else
+    mv -f gthr-default.h-t gthr-default.h
+  fi
   gthread_flags=-DHAVE_GTHR_DEFAULT
 fi
 AC_SUBST(gthread_flags)
@@ -1460,6 +1464,7 @@ else
        esac
        saved_CFLAGS="${CFLAGS}"
        CC="${CC_FOR_BUILD}" CFLAGS="${CFLAGS_FOR_BUILD}" \
+       LDFLAGS="${LDFLAGS_FOR_BUILD}" \
        ${realsrcdir}/configure \
                --enable-languages=${enable_languages-all} \
                --target=$target_alias --host=$build_alias --build=$build_alias
@@ -1528,6 +1533,10 @@ AC_ARG_ENABLE(secureplt,
 [  --enable-secureplt      enable -msecure-plt by default for PowerPC],
 [], [])
 
+AC_ARG_ENABLE(cld,
+[  --enable-cld            enable -mcld by default for 32bit x86], [],
+[enable_cld=no])
+
 # Windows32 Registry support for specifying GCC installation paths.
 AC_ARG_ENABLE(win32-registry,
 [  --disable-win32-registry
@@ -1752,6 +1761,7 @@ AC_SUBST(inhibit_libc)
 # These are the normal (build=host) settings:
 CC_FOR_BUILD='$(CC)'           AC_SUBST(CC_FOR_BUILD)
 BUILD_CFLAGS='$(ALL_CFLAGS)'   AC_SUBST(BUILD_CFLAGS)
+BUILD_LDFLAGS='$(LDFLAGS)'     AC_SUBST(BUILD_LDFLAGS)
 STMP_FIXINC=stmp-fixinc                AC_SUBST(STMP_FIXINC)
 
 # Possibly disable fixproto, on a per-target basis.
@@ -1769,6 +1779,7 @@ AC_SUBST(STMP_FIXPROTO)
 if test x$build != x$host || test "x$coverage_flags" != x
 then
     BUILD_CFLAGS='$(INTERNAL_CFLAGS) $(T_CFLAGS) $(CFLAGS_FOR_BUILD)'
+    BUILD_LDFLAGS='$(LDFLAGS_FOR_BUILD)'
 
     if test "x$TARGET_SYSTEM_ROOT" = x; then
        if test "x$STMP_FIXPROTO" != x; then
@@ -3052,8 +3063,9 @@ esac
 # version to the per-target configury.
 case "$target" in
   i?86*-*-* | mips*-*-* | alpha*-*-* | powerpc*-*-* | sparc*-*-* | m68*-*-* \
-  | x86_64*-*-* | hppa*-*-* | arm*-*-* | strongarm*-*-* | xscale*-*-* \
-  | xstormy16*-*-* | cris-*-* | xtensa-*-* | bfin-*-* | score*-*-* | spu-*-*)
+  | x86_64*-*-* | hppa*-*-* | arm*-*-* \
+  | xstormy16*-*-* | cris-*-* | xtensa-*-* | bfin-*-* | score*-*-* \
+  | spu-*-* | fido*-*-*)
     insn="nop"
     ;;
   ia64*-*-* | s390*-*-*)
@@ -3799,6 +3811,7 @@ AC_SUBST(xm_include_list)
 AC_SUBST(xm_defines)
 AC_SUBST(c_target_objs)
 AC_SUBST(cxx_target_objs)
+AC_SUBST(fortran_target_objs)
 AC_SUBST(target_cpu_default)
 
 AC_SUBST_FILE(language_hooks)