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-rw-r--r--ChangeLog8
-rw-r--r--sysdeps/generic/symbol-hacks.h7
-rw-r--r--sysdeps/wordsize-32/symbol-hacks.h2
3 files changed, 16 insertions, 1 deletions
diff --git a/ChangeLog b/ChangeLog
index d38c96a9e8..d08f0a6b2e 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,11 @@
+2013-06-11 Adhemerval Zanella <azanella@linux.vnet.ibm.com>
+
+ [BZ #15605]
+ * sysdeps/generic/symbol-hacks.h: Add workaround for memset/memmove calls
+ generated by the compiler on loop optimizations.
+ * sysdeps/wordsize-32/symbol-hacks.h: Include next symbol-hacks.h for
+ general definitions.
+
2013-06-12 Joseph Myers <joseph@codesourcery.com>
* math/bug-nextafter.c: Include <math-tests.h>.
diff --git a/sysdeps/generic/symbol-hacks.h b/sysdeps/generic/symbol-hacks.h
index bc7b4c4441..9eaf014ff2 100644
--- a/sysdeps/generic/symbol-hacks.h
+++ b/sysdeps/generic/symbol-hacks.h
@@ -1 +1,6 @@
-/* Fortunately nothing to do. */
+/* Some compiler optimizations may transform loops into memset/memmove
+ calls and without proper declaration it may generate PLT calls. */
+#if !defined __ASSEMBLER__ && !defined NOT_IN_libc && defined SHARED
+asm ("memmove = __GI_memmove");
+asm ("memset = __GI_memset");
+#endif
diff --git a/sysdeps/wordsize-32/symbol-hacks.h b/sysdeps/wordsize-32/symbol-hacks.h
index 52ac5c1e0a..202a8070de 100644
--- a/sysdeps/wordsize-32/symbol-hacks.h
+++ b/sysdeps/wordsize-32/symbol-hacks.h
@@ -16,6 +16,8 @@
License along with the GNU C Library; if not, see
<http://www.gnu.org/licenses/>. */
+#include_next "symbol-hacks.h"
+
/* A very dirty trick: gcc emits references to __divdi3, __udivdi3,
__moddi3, and __umoddi3. These functions are exported and
therefore we get PLTs. Unnecessarily so. Changing gcc is a big