toplev.c (rest_of_compilation): Don't compile if we've had errors.

* toplev.c (rest_of_compilation): Don't compile if we've had errors.

        * g++.old-deja/g++.brendan/crash52.C: Remove return warning marker.
        * g++.old-deja/g++.jason/report.C: Likewise.

From-SVN: r51464

gcc/ChangeLog

@@ -1,3 +1,7 @@
+2002-03-27  Richard Henderson  <rth@redhat.com>
+
+	* toplev.c (rest_of_compilation): Don't compile if we've had errors.
+
 2002-03-27  Richard Henderson  <rth@redhat.com>
 
 	* config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,

gcc/testsuite/ChangeLog

@@ -1,3 +1,8 @@
+2002-03-27  Richard Henderson  <rth@redhat.com>
+
+	* g++.old-deja/g++.brendan/crash52.C: Remove return warning marker.
+	* g++.old-deja/g++.jason/report.C: Likewise.
+
 2002-03-27  Richard Henderson  <rth@redhat.com>
 
 	* g++.dg/init/new1.C: Fix size_t.

gcc/testsuite/g++.old-deja/g++.brendan/crash52.C

@@ -10,5 +10,4 @@ public:
 
 A &f(A &a) {// ERROR -  new decl.*
   std::cout << "Blah\n";
-} // ERROR - non-void function
-
+}

gcc/testsuite/g++.old-deja/g++.jason/report.C

@@ -55,7 +55,7 @@ bar2 baz (X::Y y)
   bar2 wa [5];
   wa[0] = baz(f);
   undef2 (1); // ERROR - implicit declaration
-} // ERROR - non-void
+}
 
 int ninny ()
 {
@@ -70,4 +70,4 @@ int ninny ()
 int darg (char X::*p)
 {
    undef3 (1); // ERROR - implicit declaration
-} // ERROR - non-void
+}

gcc/toplev.c

@@ -2541,8 +2541,11 @@ rest_of_compilation (decl)
   rtx_equal_function_value_matters = 0;
   purge_hard_subreg_sets (get_insns ());
 
-  /* Don't return yet if -Wreturn-type; we need to do cleanup_cfg.  */
-  if ((rtl_dump_and_exit || flag_syntax_only) && !warn_return_type)
+  /* Early return if there were errors.  We can run afoul of our
+     consistency checks, and there's not really much point in fixing them.
+     Don't return yet if -Wreturn-type; we need to do cleanup_cfg.  */
+  if (((rtl_dump_and_exit || flag_syntax_only) && !warn_return_type)
+      || errorcount || sorrycount)
     goto exit_rest_of_compilation;
 
   /* We may have potential sibling or tail recursion sites.  Select one