jvspec.c (lang_specific_pre_link): Re-arrange the linker command line so the jvgenmain-generated main program...

	* jvspec.c (lang_specific_pre_link):  Re-arrange the linker
        command line so the jvgenmain-generated main program comes first.

From-SVN: r42270

1 files changed, 15 insertions, 1 deletions

diff --git a/gcc/java/jvspec.c b/gcc/java/jvspec.c
index c02071f..4a8c333 100644
--- a/gcc/java/jvspec.c
+++ b/gcc/java/jvspec.c
@@ -525,9 +525,23 @@ lang_specific_driver (in_argc, in_argv, in_added_libraries)
 int
 lang_specific_pre_link ()
 {
+  int err;
   if (main_class_name == NULL)
     return 0;
   input_filename = main_class_name;
   input_filename_length = strlen (main_class_name);
-  return do_spec (jvgenmain_spec);
+  err = do_spec (jvgenmain_spec);
+  if (err == 0)
+    {
+      /* Shift the outfiles array so the generated main comes first.
+	 This is important when linking against (non-shared) libraries,
+	 since otherwise we risk (a) nothing getting linked or
+	 (b) 'main' getting picked up from a library. */
+      int i = n_infiles;
+      const char *generated = outfiles[i];
+      while (--i >= 0)
+	outfiles[i + 1] = outfiles[i];
+      outfiles[0] = generated;
+    }
+  return err;
 }