From: Tucker <tuckkern@sourceware@gmail.com>
Date: Mon, 12 Jul 2021 16:12:13 +0000 (+0100)
Subject: Add the SEC_ELF_OCTETS flag to debug sections created by the assembler.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=ef744040b49e92ecd3de3ae3b94c8f85020111c3;p=binutils-gdb.git

Add the SEC_ELF_OCTETS flag to debug sections created by the assembler.

	PR 28054
gas	* config/obj-elf.c (obj_elf_change_section): Set the
	SEF_ELF_OCTETS flag on debug sections.
---

diff --git a/gas/ChangeLog b/gas/ChangeLog
index 0bcf9ffb93a..432506baf57 100644
--- a/gas/ChangeLog
+++ b/gas/ChangeLog
@@ -1,3 +1,9 @@
+2021-07-12  Tucker  <tuckkern@sourceware@gmail.com>
+
+	PR 28054
+	* config/obj-elf.c (obj_elf_change_section): Set the
+	SEF_ELF_OCTETS flag on debug sections.
+
 2021-06-07  Andreas Krebbel  <krebbel@linux.ibm.com>
 
 	* testsuite/gas/s390/zarch-arch14.d: Add qpaci.
diff --git a/gas/config/obj-elf.c b/gas/config/obj-elf.c
index e93d59cb081..42a3851e772 100644
--- a/gas/config/obj-elf.c
+++ b/gas/config/obj-elf.c
@@ -743,6 +743,22 @@ obj_elf_change_section (const char *name,
   if (linkonce)
     flags |= SEC_LINK_ONCE | SEC_LINK_DUPLICATES_DISCARD;
 
+  /* PR 28054: Set the SEC_ELF_OCTETS flag for debugging sections.
+     Based on the code in bfd/elf.c:_bfd_elf_make_section_from_shdr().
+
+     FIXME: We do not set the SEC_DEBUGGING flag because that causes
+     problems for the FT32 and MSP430 targets.  Investigate and fix.  */
+  if ((flags & SEC_ALLOC) == 0 && name [0] == '.')
+    {
+      if (   startswith (name, ".debug")
+	  || startswith (name, ".zdebug")
+	  || startswith (name, ".gnu.debuglto_.debug_")
+	  || startswith (name, ".gnu.linkonce.wi.")
+	  || startswith (name, GNU_BUILD_ATTRS_SECTION_NAME)
+	  || startswith (name, ".note.gnu"))
+	flags |= SEC_ELF_OCTETS;
+    }
+  
   if (old_sec == NULL)
     {
       symbolS *secsym;