LTO: display file name if LTO version check fails

	* lto-section-in.c (lto_get_section_data): Call
	lto_check_version with additional argument.
	* lto-streamer.c (lto_check_version): Add new argument.
	* lto-streamer.h (lto_check_version): Likewise.

From-SVN: r236464

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 42e6224..3f2a592 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,10 @@
+2016-05-19  Martin Liska  <mliska@suse.cz>
+
+       * lto-section-in.c (lto_get_section_data): Call
+       lto_check_version with additional argument.
+       * lto-streamer.c (lto_check_version): Add new argument.
+       * lto-streamer.h (lto_check_version): Likewise.
+
 2016-05-19  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
 
        * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):

diff --git a/gcc/lto-section-in.c b/gcc/lto-section-in.c
index 93b82be..d8e74d7 100644 (file)
--- a/gcc/lto-section-in.c
+++ b/gcc/lto-section-in.c
@@ -168,7 +168,8 @@ lto_get_section_data (struct lto_file_decl_data *file_data,
     }
 
   lto_check_version (((const lto_header *)data)->major_version,
-                    ((const lto_header *)data)->minor_version);
+                    ((const lto_header *)data)->minor_version,
+                    file_data->file_name);
   return data;
 }
 

diff --git a/gcc/lto-streamer.c b/gcc/lto-streamer.c
index 5e35aac..bfde1fe 100644 (file)
--- a/gcc/lto-streamer.c
+++ b/gcc/lto-streamer.c
@@ -376,12 +376,13 @@ lto_orig_address_remove (tree t)
 /* Check that the version MAJOR.MINOR is the correct version number.  */
 
 void
-lto_check_version (int major, int minor)
+lto_check_version (int major, int minor, const char *file_name)
 {
   if (major != LTO_major_version || minor != LTO_minor_version)
     fatal_error (input_location,
-                "bytecode stream generated with LTO version %d.%d instead "
-                "of the expected %d.%d",
+                "bytecode stream in file '%s' generated with LTO version "
+                "%d.%d instead of the expected %d.%d",
+                file_name,
                 major, minor,
                 LTO_major_version, LTO_minor_version);
 }

diff --git a/gcc/lto-streamer.h b/gcc/lto-streamer.h
index 01c15ff..92efdb8 100644 (file)
--- a/gcc/lto-streamer.h
+++ b/gcc/lto-streamer.h
@@ -844,7 +844,7 @@ extern void lto_orig_address_map (tree, intptr_t);
 extern intptr_t lto_orig_address_get (tree);
 extern void lto_orig_address_remove (tree);
 #endif
-extern void lto_check_version (int, int);
+extern void lto_check_version (int, int, const char *);
 extern void lto_streamer_hooks_init (void);
 
 /* In lto-streamer-in.c */