ld: Support customized output section type

bfd/
    PR ld/28841
    * bfd-in2.h (struct bfd_section): Add type.
    (discarded_section): Add field.
    * elf.c (elf_fake_sections): Handle bfd_section::type.
    * section.c (BFD_FAKE_SECTION): Add field.
    * mri.c (mri_draw_tree): Update function call.

ld/
    PR ld/28841
    * ld.texi: Document new output section type.
    * ldlex.l: Add new token TYPE.
    * ldgram.y: Handle TYPE=exp.
    * ldlang.h: Add type_section to list of section types.
    * ldlang.c (lang_add_section): Handle type_section.
    (map_input_to_output_sections): Handle type_section.
    * testsuite/ld-scripts/output-section-types.t: Add tests.
    * testsuite/ld-scripts/output-section-types.d: Update.

1 files changed, 1 insertions, 0 deletions

diff --git a/ld/ldlex.l b/ld/ldlex.l
index 78db16e..c38b46b 100644
--- a/ld/ldlex.l
+++ b/ld/ldlex.l
@@ -323,6 +323,7 @@ V_IDENTIFIER [*?.$_a-zA-Z\[\]\-\!\^\\]([*?.$_a-zA-Z0-9\[\]\-\!\^\\]|::)*
 <EXPRESSION>"DSECT"			{ RTOKEN(DSECT); }
 <EXPRESSION>"COPY"			{ RTOKEN(COPY); }
 <EXPRESSION>"INFO"			{ RTOKEN(INFO); }
+<EXPRESSION>"TYPE"			{ RTOKEN(TYPE); }
 <SCRIPT,EXPRESSION>"ONLY_IF_RO"		{ RTOKEN(ONLY_IF_RO); }
 <SCRIPT,EXPRESSION>"ONLY_IF_RW"		{ RTOKEN(ONLY_IF_RW); }
 <SCRIPT,EXPRESSION>"SPECIAL"		{ RTOKEN(SPECIAL); }