PR gold/18048: Fix INCLUDE directive support for gold

This patch fixes INCLUDE directives in script files, so that when
an INCLUDE appears inside a sections block, section commands block,
or memory def block, the contents are parsed in the appropriate
context.

gold/
	PR gold/18048
	* script-c.h (script_include_directive): Add first_token parameter.
	* script.cc (script_include_directive): Add first_token parameter, and
	pass it to read_script_file.
	* yyscript.y (PARSING_SECTIONS_BLOCK, PARSING_SECTION_CMDS)
	(PARSING_MEMORY_DEF): New tokens.
	(top): Add new productions for INCLUDE files.
	(file_cmd): Replace file_or_sections_cmd with copy of its productions.
	Pass PARSING_LINKER_SCRIPT to script_include_directive.
	(section_block_cmd): Likewise; pass PARSING_SECTIONS_BLOCK.
	(section_cmd): Pass PARSING_SECTION_CMDS.
	(file_or_sections_cmd): Remove.
	(memory_def): Pass PARSING_MEMORY_DEF.
	* testsuite/Makefile.am (memory_test_2): New test.
	* testsuite/Makefile.in: Regenerate.
	* testsuite/memory_test_inc.t: New script file.
	* testsuite/memory_test_inc_1.t.src: New script file.
	* testsuite/memory_test_inc_2.t.src: New script file.
	* testsuite/memory_test_inc_3.t.src: New script file.

1 files changed, 28 insertions, 0 deletions

diff --git a/gold/testsuite/memory_test_inc.t b/gold/testsuite/memory_test_inc.t
new file mode 100644
index 0000000..b835ab7
--- /dev/null
+++ b/gold/testsuite/memory_test_inc.t
@@ -0,0 +1,28 @@
+MEMORY
+{
+  region1        : ORIGIN = 0x1000, LENGTH = 0x1000 ,
+  INCLUDE memory_test_inc_1.t
+  region3 (wx)   :      o = 0x4000, l      =      4
+  region4 (!r)   : o = 0x6000 + 60, len    = 0x30 * 0x6
+}
+
+SECTIONS
+{
+  .sec0 : { *(*.sec0) }
+  
+  .sec1 ORIGIN (region1) : { *(*.sec1) } AT> region2
+
+  INCLUDE memory_test_inc_2.t
+  
+  .sec2 : { *(*.sec2) } > region3 AT> region4
+
+  .sec3 0x5000 : { 
+    INCLUDE memory_test_inc_3.t
+  }
+
+  .sec4 : { *(*.sec4) } AT> region2
+
+  .sec5 : { LONG(0x5555) } > region2
+
+  /DISCARD/ : { *(*) }
+}