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authorAdhemerval Zanella <azanella@linux.vnet.ibm.com>2013-06-20 19:40:55 -0500
committerAdhemerval Zanella <azanella@linux.vnet.ibm.com>2013-06-20 19:42:05 -0500
commit85c2e6110c9a01ec817c30f1b7e20549d7229987 (patch)
tree9b044403d906f9aaa6930484ae6d60dc687ecc19 /config.h.in
parentb8c792af85fe3ff65c0cd68e2f291072a60cd953 (diff)
downloadglibc-85c2e6110c9a01ec817c30f1b7e20549d7229987.tar.gz
Fix loop construction to functions calls
Check wheter the compiler has the option -fno-tree-loop-distribute-patterns to inhibit loop transformation to library calls and uses it on memset and memmove default implementation to avoid recursive calls.
Diffstat (limited to 'config.h.in')
-rw-r--r--config.h.in3
1 files changed, 3 insertions, 0 deletions
diff --git a/config.h.in b/config.h.in
index 8c2479ef48..b5c6f163a7 100644
--- a/config.h.in
+++ b/config.h.in
@@ -69,6 +69,9 @@
/* Define if the compiler supports __builtin_memset. */
#undef HAVE_BUILTIN_MEMSET
+/* Define if compiler accepts -ftree-loop-distribute-patterns. */
+#undef HAVE_CC_INHIBIT_LOOP_TO_LIBCALL
+
/* Define if the regparm attribute shall be used for local functions
(gcc on ix86 only). */
#undef USE_REGPARMS