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authorAlan Modra <amodra@gmail.com>2019-07-10 23:35:18 +0930
committerAlan Modra <amodra@gmail.com>2019-07-13 09:57:50 +0930
commit7b2438015ca87297b2796c662182f796bb5358c2 (patch)
tree41b7c77993f76651b6094c7bee583a874cad4069 /ld/ldlang.c
parent[GOLD] PowerPC R_PPC64_PCREL_OPT support (diff)
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PR24786, wrong LMA if first section in overlay is empty
This stops the first overlay section being ignored when empty, losing its LMA assignment PR 24786 * ldlang.h (enum section_type): Add first_overlay_section. * ldlang.c (lang_add_section): Adjust switch statement. (map_input_to_output_sections): Likewise. (lang_size_sections_1): Always set last_os for first overlay section. (lang_leave_overlay): Set sectype to first_overlay_section.
Diffstat (limited to 'ld/ldlang.c')
-rw-r--r--ld/ldlang.c19
1 files changed, 11 insertions, 8 deletions
diff --git a/ld/ldlang.c b/ld/ldlang.c
index 898735efab5..3f25b363d0c 100644
--- a/ld/ldlang.c
+++ b/ld/ldlang.c
@@ -2579,6 +2579,7 @@ lang_add_section (lang_statement_list_type *ptr,
{
case normal_section:
case overlay_section:
+ case first_overlay_section:
break;
case noalloc_section:
flags &= ~SEC_ALLOC;
@@ -3846,6 +3847,7 @@ map_input_to_output_sections
{
case normal_section:
case overlay_section:
+ case first_overlay_section:
break;
case noalloc_section:
flags = SEC_HAS_CONTENTS;
@@ -5493,13 +5495,14 @@ lang_size_sections_1
important, if an orphan section is placed after an
otherwise empty output section that has an explicit lma
set, we want that lma reflected in the orphans lma. */
- if (!IGNORE_SECTION (os->bfd_section)
- && (os->bfd_section->size != 0
- || (r->last_os == NULL
- && os->bfd_section->vma != os->bfd_section->lma)
- || (r->last_os != NULL
- && dot >= (r->last_os->output_section_statement
- .bfd_section->vma)))
+ if (((!IGNORE_SECTION (os->bfd_section)
+ && (os->bfd_section->size != 0
+ || (r->last_os == NULL
+ && os->bfd_section->vma != os->bfd_section->lma)
+ || (r->last_os != NULL
+ && dot >= (r->last_os->output_section_statement
+ .bfd_section->vma))))
+ || os->sectype == first_overlay_section)
&& os->lma_region == NULL
&& !bfd_link_relocatable (&link_info))
r->last_os = s;
@@ -8292,7 +8295,7 @@ lang_leave_overlay (etree_type *lma_expr,
if (l->next == 0)
{
l->os->load_base = lma_expr;
- l->os->sectype = normal_section;
+ l->os->sectype = first_overlay_section;
}
if (phdrs != NULL && l->os->phdrs == NULL)
l->os->phdrs = phdrs;