X-Git-Url: https://git.libre-soc.org/?a=blobdiff_plain;f=configure.ac;h=48ec1aae6b40964a6b231be9227dc1024a4d85bb;hb=f95f8542c5a620ce660bf9cccfd3c38f4e62722c;hp=c346c2cd536ca0de5cf475e8bafd0443921c1c32;hpb=f66a9a7056bd8c520445f05260661990dcfca2c4;p=binutils-gdb.git

diff --git a/configure.ac b/configure.ac
index c346c2cd536..48ec1aae6b4 100644
--- a/configure.ac
+++ b/configure.ac
@@ -160,6 +160,7 @@ target_libraries="target-libgcc \
 		target-libitm \
 		target-libstdc++-v3 \
 		target-libmudflap \
+		target-libsanitizer \
 		target-libssp \
 		target-libquadmath \
 		target-libgfortran \
@@ -314,9 +315,9 @@ case "${ENABLE_GOLD}" in
     is_elf=no
     case "${target}" in
       *-*-elf* | *-*-sysv4* | *-*-unixware* | *-*-eabi* | hppa*64*-*-hpux* \
-      | *-*-linux* | frv-*-uclinux* | *-*-irix5* | *-*-irix6* \
+      | *-*-linux* | *-*-gnu* | frv-*-uclinux* | *-*-irix5* | *-*-irix6* \
       | *-*-netbsd* | *-*-openbsd* | *-*-freebsd* | *-*-dragonfly* \
-      | *-*-solaris2* | *-*-nto*)
+      | *-*-solaris2* | *-*-nto* | *-*-nacl*)
         case "${target}" in
           *-*-linux*aout* | *-*-linux*oldld*)
             ;;
@@ -537,8 +538,27 @@ if test -d ${srcdir}/libitm; then
     fi
 fi
 
+# Disable libsanitizer on unsupported systems.
+if test -d ${srcdir}/libsanitizer; then
+    if test x$enable_libsanitizer = x; then
+	AC_MSG_CHECKING([for libsanitizer support])
+	if (srcdir=${srcdir}/libsanitizer; \
+		. ${srcdir}/configure.tgt; \
+		test -n "$UNSUPPORTED")
+	then
+	    AC_MSG_RESULT([no])
+	    noconfigdirs="$noconfigdirs target-libsanitizer"
+	else
+	    AC_MSG_RESULT([yes])
+	fi
+    fi
+fi
+
 # Disable libquadmath for some systems.
 case "${target}" in
+  avr-*-*)
+    noconfigdirs="$noconfigdirs target-libquadmath"
+    ;;
   # libquadmath is unused on AIX and libquadmath build process use of
   # LD_LIBRARY_PATH can break AIX bootstrap.
   powerpc-*-aix* | rs6000-*-aix*)
@@ -563,13 +583,6 @@ case "${target}" in
     ;;
 esac
 
-# Disable libquadmath for some systems.
-case "${target}" in
-  avr-*-*)
-    noconfigdirs="$noconfigdirs target-libquadmath"
-    ;;
-esac
-
 # Disable libstdc++-v3 for some systems.
 # Allow user to override this if they pass --enable-libstdc++-v3
 if test "${ENABLE_LIBSTDCXX}" = "default" ; then
@@ -739,6 +752,23 @@ case "${target}" in
     ;; 
 esac
 
+# Disable libgo for some systems where it is known to not work.
+# For testing, you can easily override this with --enable-libgo.
+if test x$enable_libgo = x; then
+    case "${target}" in
+    *-*-darwin*)
+	# PR 46986
+	noconfigdirs="$noconfigdirs target-libgo"
+	;;
+    *-*-cygwin* | *-*-mingw*)
+	noconfigdirs="$noconfigdirs target-libgo"
+	;;
+    *-*-aix*)
+	noconfigdirs="$noconfigdirs target-libgo"
+	;;
+    esac
+fi
+
 # Default libgloss CPU subdirectory.
 libgloss_dir="$target_cpu"
 
@@ -746,6 +776,9 @@ case "${target}" in
   sh*-*-pe|mips*-*-pe|*arm-wince-pe)
     libgloss_dir=wince
     ;;
+  aarch64*-*-* )
+    libgloss_dir=aarch64
+    ;;
   arm*-*-*)
     libgloss_dir=arm
     ;;
@@ -1593,8 +1626,11 @@ if test "x$with_isl" != "xno" &&
   dnl Provide configure switches and initialize islinc & isllibs
   dnl with user input.
   ISL_INIT_FLAGS
-  dnl The minimal version of ISL required for Graphite.
+  dnl The versions of ISL that work for Graphite
   ISL_CHECK_VERSION(0,10)
+  if test "${gcc_cv_isl}" = no ; then
+    ISL_CHECK_VERSION(0,11)
+  fi
   dnl Only execute fail-action, if ISL has been requested.
   ISL_IF_FAILED([
     AC_MSG_ERROR([Unable to find a usable ISL.  See config.log for details.])])
@@ -1604,11 +1640,11 @@ if test "x$with_isl" != "xno" &&
     dnl Provide configure switches and initialize clooginc & clooglibs
     dnl with user input.
     CLOOG_INIT_FLAGS
-    dnl The minimal version of CLooG required for Graphite.
-    dnl
-    dnl If we use CLooG-Legacy, the provided version information is
-    dnl ignored.
+    dnl The versions of CLooG that work for Graphite.
     CLOOG_CHECK_VERSION(0,17,0)
+    if test "${gcc_cv_cloog}" = no ; then
+      CLOOG_CHECK_VERSION(0,18,0)
+    fi
 
     dnl Only execute fail-action, if CLooG has been requested.
     CLOOG_IF_FAILED([
@@ -1995,11 +2031,11 @@ case ,${enable_languages},:${enable_objc_gc} in
     ;;
 esac
 
-# Disable libitm if we're not building C++
+# Disable libitm and libsanitizer if we're not building C++
 case ,${enable_languages}, in
   *,c++,*) ;;
   *)
-    noconfigdirs="$noconfigdirs target-libitm"
+    noconfigdirs="$noconfigdirs target-libitm target-libsanitizer"
     ;;
 esac
 
@@ -2420,6 +2456,11 @@ if echo " ${target_configdirs} " | grep " libgomp " > /dev/null 2>&1 ; then
   bootstrap_target_libs=${bootstrap_target_libs}target-libgomp,
 fi
 
+# If we are building libsanitizer, bootstrap it.
+if echo " ${target_configdirs} " | grep " libsanitizer " > /dev/null 2>&1 ; then
+  bootstrap_target_libs=${bootstrap_target_libs}target-libsanitizer,
+fi
+
 # Determine whether gdb needs tk/tcl or not.
 # Use 'maybe' since enable_gdbtk might be true even if tk isn't available
 # and in that case we want gdb to be built without tk.  Ugh!
@@ -3116,7 +3157,7 @@ GCC_TARGET_TOOL(as, AS_FOR_TARGET, AS, [gas/as-new])
 GCC_TARGET_TOOL(cc, CC_FOR_TARGET, CC, [gcc/xgcc -B$$r/$(HOST_SUBDIR)/gcc/])
 dnl see comments for CXX_FOR_TARGET_FLAG_TO_PASS
 GCC_TARGET_TOOL(c++, CXX_FOR_TARGET, CXX,
-		[gcc/g++ -B$$r/$(HOST_SUBDIR)/gcc/ -nostdinc++ `if test -f $$r/$(TARGET_SUBDIR)/libstdc++-v3/scripts/testsuite_flags; then $(SHELL) $$r/$(TARGET_SUBDIR)/libstdc++-v3/scripts/testsuite_flags --build-includes; else echo -funconfigured-libstdc++-v3 ; fi` -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs],
+		[gcc/xg++ -B$$r/$(HOST_SUBDIR)/gcc/ -nostdinc++ `if test -f $$r/$(TARGET_SUBDIR)/libstdc++-v3/scripts/testsuite_flags; then $(SHELL) $$r/$(TARGET_SUBDIR)/libstdc++-v3/scripts/testsuite_flags --build-includes; else echo -funconfigured-libstdc++-v3 ; fi` -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs],
 		c++)
 GCC_TARGET_TOOL(c++ for libstdc++, RAW_CXX_FOR_TARGET, CXX,
 		[gcc/xgcc -shared-libgcc -B$$r/$(HOST_SUBDIR)/gcc -nostdinc++ -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs],