Another attempt to get tm-dwarf2.h onto the TRUNK instead of the fixinc-branch.

Another attempt to get tm-dwarf2.h onto the TRUNK instead of the
fixinc-branch.
* configure.in: New flag --with-dwarf2.   If set, enables DWARF-2
debugging as default.
* config/tm-dwarf2.h: New file.

From-SVN: r24581

diff --git a/gcc/config/tm-dwarf2.h b/gcc/config/tm-dwarf2.h
new file mode 100644 (file)
index 0000000..a580964
--- /dev/null
+++ b/gcc/config/tm-dwarf2.h
@@ -0,0 +1,4 @@
+/* Enable Dwarf2 debugging and make it the default */
+#define  DWARF2_DEBUGGING_INFO 1
+#define  PREFERRED_DEBUGGING_TYPE  DWARF2_DEBUG
+