configure.in: If the native compiler is GCC use $(WARN_CFLAGS) even in stage1.

	* configure.in: If the native compiler is GCC use $(WARN_CFLAGS)
	even in stage1.
	* Makefile.in: Likewise.
	* configure: Regenerated.

From-SVN: r22120

gcc/ChangeLog

+Sun Aug 30 22:17:20 1998  Mark Mitchell  <mark@markmitchell.com>
+
+	* configure.in: If the native compiler is GCC use $(WARN_CFLAGS) 
+	even in stage1. 
+	* Makefile.in: Likewise.
+	* configure: Regenerated.
+
 Sun Aug 30 22:15:41 1998  H.J. Lu  (hjl@gnu.org)
 
 	* configure.in (gxx_include_dir): Changed to

gcc/Makefile.in

@@ -53,7 +53,8 @@ ALLOCA_FINISH = true
 # CFLAGS is for the user to override to, e.g., do a bootstrap with -O2.
 # BOOT_CFLAGS is the value of CFLAGS to pass
 # to the stage2 and stage3 compilations
-# WARN_CFLAGS are the warning flags to pass to stage2 and stage3.  It is
+# WARN_CFLAGS are the warning flags to pass to stage2 and stage3.  
+# (And for stage 1 if the native compiler is GCC.)  It is
 # separate from BOOT_CFLAGS because people tend to override optimization
 # flags and we'd like them to still have warnings turned on.  They are free
 # to explicitly turn warnings off if they wish.
@@ -61,7 +62,7 @@ ALLOCA_FINISH = true
 # TCFLAGS is used for compilations with the GCC just built.
 XCFLAGS =
 TCFLAGS =
-CFLAGS = -g
+CFLAGS = -g @stage1_warn_cflags@
 BOOT_CFLAGS = -O2 $(CFLAGS)
 WARN_CFLAGS = -W -Wall
 # These exists to be overridden by the x-* and t-* files, respectively.

gcc/configure.in

@@ -178,6 +178,17 @@ AC_CANONICAL_SYSTEM
 
 # Find the native compiler
 AC_PROG_CC
+
+# If the native compiler is GCC, we can enable warnings even in stage1.  
+# That's useful for people building cross-compilers, or just running a
+# quick `make'.
+if test "x$GCC" = "xyes"; then 
+  stage1_warn_cflags='$(WARN_CFLAGS)'
+else
+  stage1_warn_cflags=""
+fi
+AC_SUBST(stage1_warn_cflags)
+
 AC_PROG_MAKE_SET
 
 # Find some useful tools