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* ldlang.c (lang_check_section_addresses): Ignore non-loadable

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sections when checking for overlap.  Clarify error message
	concerns load address.

	testsuite/
	* ld-scripts/rgn-at4.t: New.
	* ld-scripts/rgn-at4.d: New.
This commit is contained in:
Nathan Sidwell 2009-05-22 11:27:44 +00:00
parent 88c0ab9dd9
commit ec6d26bed6
5 changed files with 41 additions and 2 deletions
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6
ld/ChangeLog
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@ -1,3 +1,9 @@
2009-05-22 Nathan Sidwell <nathan@codesourcery.com>
* ldlang.c (lang_check_section_addresses): Ignore non-loadable
sections when checking for overlap. Clarify error message
concerns load address.
2009-05-22 Alan Modra <amodra@bigpond.net.au>
* Makefile.am: Run "make dep-am".

5
ld/ldlang.c
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@ -4498,7 +4498,8 @@ lang_check_section_addresses (void)
for (s = link_info.output_bfd->sections; s != NULL; s = s->next)
{
/* Only consider loadable sections with real contents. */
if (IGNORE_SECTION (s) || s->size == 0)
if ((s->flags & SEC_NEVER_LOAD) || !(s->flags & SEC_LOAD)
|| s->size == 0)
continue;
sections[count] = s;
@ -4529,7 +4530,7 @@ lang_check_section_addresses (void)
/* Look for an overlap. */
if (s_end >= os_start && s_start <= os_end)
einfo (_("%X%P: section %s [%V -> %V] overlaps section %s [%V -> %V]\n"),
einfo (_("%X%P: section %s loaded at [%V,%V] overlaps section %s loaded at [%V,%V]\n"),
s->name, s_start, s_end, os->name, os_start, os_end);
}

5
ld/testsuite/ChangeLog
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@ -1,3 +1,8 @@
2009-05-22 Nathan Sidwell <nathan@codesourcery.com>
* ld-scripts/rgn-at4.t: New.
* ld-scripts/rgn-at4.d: New.
2009-05-21 Dave Korn <dave.korn.cygwin@gmail.com>
* ld-pe/aligncomm-1.c (_alloca): Add dummy definition to

13
ld/testsuite/ld-scripts/rgn-at4.d Normal file
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@ -0,0 +1,13 @@
# name: rgn-at4
# source: rgn-at.s
# ld: -T rgn-at4.t
# objdump: -w -h
.*: file format .*
Sections:
Idx +Name +Size +VMA +LMA +File off +Algn +Flags
0 .text +0+[0-9a-f][0-9a-f] +0+0010000 +0+0020000 +.*
1 .data +0+[0-9a-f][0-9a-f] +0+00100[0-9a-f]+ +0+00200[0-9a-f]+ +.*
2 .bss +0+[0-9a-f][0-9a-f] +0+00100[0-9a-f]+ +0+00200[0-9a-f]+ +.*
3 .trail +0+[0-9a-f][0-9a-f] +0+00100[0-9a-f]+ +0+00200[0-9a-f]+ +.*

14
ld/testsuite/ld-scripts/rgn-at4.t Normal file
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@ -0,0 +1,14 @@
/* Memory region at test, >AT should propagate by default */
MEMORY {
ram : ORIGIN = 0x10000, LENGTH = 0x100
rom : ORIGIN = 0x20000, LENGTH = 0x200
}
_start = 0x1000;
SECTIONS {
.text : { *(.text) } >ram AT>rom
.data : { *(.data) } >ram
.bss : { *(.bss) } >ram
.trail : { LONG(5) } >ram
/DISCARD/ : { *(*) }
}