Allow a second -T<section>=<addr> to override a previous version on the same linker...

	PR ld/20302
	* lexsup.c (set_segment_start): If resetting the start address of
	a section, remember to generate a new script element as well.
	* testsuite/ld-scripts/pr20302.d: New test.
	* testsuite/ld-scripts/scripts.exp: Run the new test.

diff --git a/ld/ChangeLog b/ld/ChangeLog
index 50adaee..c1b7f45 100644 (file)
--- a/ld/ChangeLog
+++ b/ld/ChangeLog
@@ -1,3 +1,11 @@
+2016-06-27  Nick Clifton  <nickc@redhat.com>
+
+       PR ld/20302
+       * lexsup.c (set_segment_start): If resetting the start address of
+       a section, remember to generate a new script element as well.
+       * testsuite/ld-scripts/pr20302.d: New test.
+       * testsuite/ld-scripts/scripts.exp: Run the new test.
+
 2016-06-24  Alan Modra  <amodra@gmail.com>
 
        * testsuite/ld-aarch64/aarch64-elf.exp (aarch64_choose_ilp32_emul):

diff --git a/ld/lexsup.c b/ld/lexsup.c
index 7f8146c..6d28e91 100644 (file)
--- a/ld/lexsup.c
+++ b/ld/lexsup.c
@@ -1686,6 +1686,7 @@ set_segment_start (const char *section, char *valstr)
     if (strcmp (seg->name, name) == 0)
       {
        seg->value = val;
+       lang_section_start (section, exp_intop (val), seg);
        return;
       }
   /* There was no existing value so we must create a new segment

diff --git a/ld/testsuite/ld-scripts/pr20302.d b/ld/testsuite/ld-scripts/pr20302.d
new file mode 100644 (file)
index 0000000..ec655dd
--- /dev/null
+++ b/ld/testsuite/ld-scripts/pr20302.d
@@ -0,0 +1,12 @@
+#ld: -Tdata=0x1000 -Tdata=0x2000 -Tcross2.t
+#source: align2a.s
+#objdump: -h
+#notarget: rx-*-* *-*-aout *-*-netbsd x86_64-*-cygwin *-*-vms
+# RX uses non standard section names.
+# AOUT and NETBSD  have fixed address for the data section.
+# x86_64 Cygwin biases all start addresses to be > 2Gb.
+# VMS targets need extra libraries.
+
+#...
+  . \.data[    ]+0+[0-9a-f]+[  ]+0+02000[      ]+0+02000.*
+#pass

diff --git a/ld/testsuite/ld-scripts/script.exp b/ld/testsuite/ld-scripts/script.exp
index b178cb3..1b19202 100644 (file)
--- a/ld/testsuite/ld-scripts/script.exp
+++ b/ld/testsuite/ld-scripts/script.exp
@@ -230,3 +230,4 @@ foreach test_script $test_script_list {
 }
 
 run_dump_test "align-with-input"
+run_dump_test "pr20302"