Add a testcase for PR ld/18176

	PR ld/18176
	* ld-x86-64/pr18176.d: New file.
	* ld-x86-64/pr18176.s: Likewise.
	* ld-x86-64/pr18176.t: Likewise.
	* ld-x86-64/x86-64.exp: Run pr18176.

diff --git a/ld/ChangeLog b/ld/ChangeLog
index 718cdb694e0c52fcb6d154994a63d8263cab9dec..6082e28bd2a3a3c96890cf09cadadf986dfe24c3 100644 (file)
--- a/ld/ChangeLog
+++ b/ld/ChangeLog
@@ -5,6 +5,7 @@
 
 2015-04-01  Alan Modra  <amodra@gmail.com>
 
+       PR ld/18176
        * ldlang.c (lang_size_sections): When alignment of sections
        results in relro base adjustment being too large, don't go lower
        than the initial value.

diff --git a/ld/testsuite/ChangeLog b/ld/testsuite/ChangeLog
index 47bb489a1fc2c93ac25ebb39b50a76ae087dd304..b35ab3f0570b7b1d1decccd3152bf8aadc157072 100644 (file)
--- a/ld/testsuite/ChangeLog
+++ b/ld/testsuite/ChangeLog
@@ -1,3 +1,11 @@
+2015-04-01  H.J. Lu  <hongjiu.lu@intel.com>
+
+       PR ld/18176
+       * ld-x86-64/pr18176.d: New file.
+       * ld-x86-64/pr18176.s: Likewise.
+       * ld-x86-64/pr18176.t: Likewise.
+       * ld-x86-64/x86-64.exp: Run pr18176.
+
 2015-03-31  H.J. Lu  <hongjiu.lu@intel.com>
 
        * ld-bootstrap/bootstrap.exp (extralibs): Add -lz.

diff --git a/ld/testsuite/ld-x86-64/pr18176.d b/ld/testsuite/ld-x86-64/pr18176.d
new file mode 100644 (file)
index 0000000..3a08539
--- /dev/null
+++ b/ld/testsuite/ld-x86-64/pr18176.d
@@ -0,0 +1,9 @@
+#name: PR ld/18176
+#as: --64
+#ld: -melf_x86_64 -shared -z relro -T pr18176.t -z max-page-size=0x200000 -z common-page-size=0x1000
+#readelf: -l --wide
+#target: x86_64-*-linux*
+
+#...
+  GNU_RELRO      0x04bd07 0x000000000024bd07 0x000000000024bd07 0x0022f9 0x0022f9 R   0x1
+#pass

diff --git a/ld/testsuite/ld-x86-64/pr18176.s b/ld/testsuite/ld-x86-64/pr18176.s
new file mode 100644 (file)
index 0000000..405355f
--- /dev/null
+++ b/ld/testsuite/ld-x86-64/pr18176.s
@@ -0,0 +1,52 @@
+       .section .init,"ax",@progbits
+       .p2align 2
+       .space 0x1a
+       .section .text,"ax",@progbits
+       .p2align 4
+       .space 0x3ab96
+       .section .fini,"ax",@progbits
+       .p2align 2
+       .space 0x9
+       .section .foo_hdr,"a",@progbits
+       .p2align 2
+       .space 0xd14
+       .section .foo,"a",@progbits
+       .p2align 3
+       .space 0x4d5c
+       .section .rodata,"a",@progbits
+       .p2align 6
+       .space 0xa54d
+       .section .xxx,"a",@progbits
+       .space 0xf43
+       .section .yyy,"aw",@progbits
+       .space 0x1
+       .section .init_array,"aw",@init_array
+       .p2align 3
+       .space 0x10
+       .section .fini_array,"aw",@fini_array
+       .p2align 3
+       .space 0x8
+       .section        .tdata,"awT",%progbits
+       .p2align 3
+       .space 0x4
+       .section        .tbss,"awT",%nobits
+       .p2align 3
+       .space 0x40
+       .section        .data.rel.ro,"aw",%progbits
+       .p2align 6
+       .space 0x1b60
+       .section .jcr,"aw",@progbits
+       .p2align 3
+       .space 0x8
+       .section .bar,"aw",@progbits
+       .p2align 3
+       .space 0x640
+       .section        .data,"aw",%progbits
+       .p2align 5
+       .space 0x70
+       .section        .bss,"aw",%nobits
+       .p2align 6
+       .space 0x8a0
+       .section        BUS_ERROR_MAP,"aw",%progbits
+       .p2align 3
+       .space 0x230

diff --git a/ld/testsuite/ld-x86-64/pr18176.t b/ld/testsuite/ld-x86-64/pr18176.t
new file mode 100644 (file)
index 0000000..480c0cd
--- /dev/null
+++ b/ld/testsuite/ld-x86-64/pr18176.t
@@ -0,0 +1,39 @@
+SECTIONS
+{
+  /* Read-only sections, merged into text segment: */
+  . = SEGMENT_START("text-segment", 0) + SIZEOF_HEADERS;
+  .hash           : { *(.hash) }
+  .gnu.hash       : { *(.gnu.hash) }
+  .dynsym         : { *(.dynsym) }
+  .dynstr         : { *(.dynstr) }
+  .init           : { *(.init) }
+  .text           : { *(.text) }
+  .fini           : { *(.fini) }
+  .rodata         : { *(.rodata) }
+  .foo_hdr : { *(.foo_hdr) }
+  .foo : { *(.foo) }
+  .xxx : { *(.xxx) }
+  . = ALIGN (CONSTANT (MAXPAGESIZE)) - ((CONSTANT (MAXPAGESIZE) - .) & (CONSTANT (MAXPAGESIZE) - 1)); . = DATA_SEGMENT_ALIGN (CONSTANT (MAXPAGESIZE), CONSTANT (COMMONPAGESIZE));
+  .yyy : { *(.yyy) }
+  .tdata         : { *(.tdata) }
+  .tbss                  : { *(.tbss) }
+  .init_array     : { *(.init_array) }
+  .fini_array     : { *(.fini_array) }
+  .jcr            : { *(.jcr) }
+  .data.rel.ro : { *(.data.rel.ro.local* .gnu.linkonce.d.rel.ro.local.*) *(.data.rel.ro .data.rel.ro.* .gnu.linkonce.d.rel.ro.*) }
+  .dynamic        : { *(.dynamic) }
+  .bar            : { *(.bar) }
+  . = DATA_SEGMENT_RELRO_END (SIZEOF (.got.plt) >= 24 ? 24 : 0, .);
+  .got.plt        : { *(.got.plt) }
+  .data           : { *(.data) }
+  __bss_start = .;
+  .bss            :
+  {
+   *(.bss)
+   . = ALIGN(. != 0 ? 64 / 8 : 1);
+  }
+  . = ALIGN(64 / 8);
+  _end = .; PROVIDE (end = .);
+  . = DATA_SEGMENT_END (.);
+  /DISCARD/ : { *(.*) }
+}

diff --git a/ld/testsuite/ld-x86-64/x86-64.exp b/ld/testsuite/ld-x86-64/x86-64.exp
index 7bceb7fe908817bc1098b1dac81bb3af71ef4741..98514ed0ad29d566cdc5577b82b6589b499b80e1 100644 (file)
--- a/ld/testsuite/ld-x86-64/x86-64.exp
+++ b/ld/testsuite/ld-x86-64/x86-64.exp
@@ -318,6 +318,7 @@ run_dump_test "mov1d"
 run_dump_test "pr17935-1"
 run_dump_test "pr17935-2"
 run_dump_test "pr18160"
+run_dump_test "pr18176"
 
 # Must be native with the C compiler
 if { [isnative] && [which $CC] != 0 } {