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-rw-r--r--gcc/fortran/ChangeLog6
-rw-r--r--gcc/fortran/module.c4
2 files changed, 9 insertions, 1 deletions
diff --git a/gcc/fortran/ChangeLog b/gcc/fortran/ChangeLog
index 6f416b3..c3db796 100644
--- a/gcc/fortran/ChangeLog
+++ b/gcc/fortran/ChangeLog
@@ -1,3 +1,9 @@
+2018-02-13 Alastair McKinstry <alastair.mckinstry@sceal.ie>
+ Janne Blomqvist <jb@gcc.gnu.org>
+
+ * module.c (dump_module): Use lbasename to ensure that module
+ files are reproducible.
+
2018-02-12 Janus Weil <janus@gcc.gnu.org>
PR fortran/84273
diff --git a/gcc/fortran/module.c b/gcc/fortran/module.c
index b120501..c833e67 100644
--- a/gcc/fortran/module.c
+++ b/gcc/fortran/module.c
@@ -6148,8 +6148,10 @@ dump_module (const char *name, int dump_flag)
gfc_fatal_error ("Can't open module file %qs for writing at %C: %s",
filename_tmp, xstrerror (errno));
+ /* Use lbasename to ensure module files are reproducible regardless
+ of the build path (see the reproducible builds project). */
gzprintf (module_fp, "GFORTRAN module version '%s' created from %s\n",
- MOD_VERSION, gfc_source_file);
+ MOD_VERSION, lbasename (gfc_source_file));
/* Write the module itself. */
iomode = IO_OUTPUT;