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authorDavid S. Miller <davem@davemloft.net>2014-12-19 13:23:40 -0800
committerDavid S. Miller <davem@davemloft.net>2014-12-19 13:45:28 -0800
commit6d4188dd7fe4fd7b9aeac91eab4e3c259538106d (patch)
tree141fe50e126ce2efb6cf239cdbe4add47aa79841 /elf/get-dynamic-info.h
parent804c54f7b0d37d7d3c673724842135b220ba9c1c (diff)
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Fix array bounds warnings in elf_get_dyanmic_info() on sparc with gcc-4.6
	* get-dynamic-info.h (elf_get_dynamic_info): Ignore -Warray-bounds for a
	link_map->l_info array access.
Diffstat (limited to 'elf/get-dynamic-info.h')
-rw-r--r--elf/get-dynamic-info.h11
1 files changed, 10 insertions, 1 deletions
diff --git a/elf/get-dynamic-info.h b/elf/get-dynamic-info.h
index 20ccf30b2a..3f12e2efa9 100644
--- a/elf/get-dynamic-info.h
+++ b/elf/get-dynamic-info.h
@@ -17,6 +17,7 @@
    <http://www.gnu.org/licenses/>.  */
 
 #include <assert.h>
+#include <libc-internal.h>
 
 #ifndef RESOLVE_MAP
 static
@@ -47,7 +48,15 @@ elf_get_dynamic_info (struct link_map *l, ElfW(Dyn) *temp)
 	info[dyn->d_tag] = dyn;
       else if (dyn->d_tag >= DT_LOPROC &&
 	       dyn->d_tag < DT_LOPROC + DT_THISPROCNUM)
-	info[dyn->d_tag - DT_LOPROC + DT_NUM] = dyn;
+	{
+	  /* This does not violate the array bounds of l->l_info, but
+	     gcc 4.6 on sparc somehow does not see this.  */
+	  DIAG_PUSH_NEEDS_COMMENT;
+	  DIAG_IGNORE_NEEDS_COMMENT (4.6,
+				     "-Warray-bounds");
+	  info[dyn->d_tag - DT_LOPROC + DT_NUM] = dyn;
+	  DIAG_POP_NEEDS_COMMENT;
+	}
       else if ((d_tag_utype) DT_VERSIONTAGIDX (dyn->d_tag) < DT_VERSIONTAGNUM)
 	info[VERSYMIDX (dyn->d_tag)] = dyn;
       else if ((d_tag_utype) DT_EXTRATAGIDX (dyn->d_tag) < DT_EXTRANUM)