[git commit master 1/1] libm: disable tail jump trick if __SSP_ALL__ (was using wrong conditional)
Denys Vlasenko
vda.linux at googlemail.com
Sun Oct 31 14:58:18 UTC 2010
commit: http://git.uclibc.org/uClibc/commit/?id=4d537e8547b8d623e1847cd80d3da455dc52ff85
branch: http://git.uclibc.org/uClibc/commit/?id=refs/heads/master
Thanks, Timo!
Signed-off-by: Denys Vlasenko <vda.linux at googlemail.com>
---
docs/defines.txt | 4 ++++
libm/ldouble_wrappers.c | 2 +-
2 files changed, 5 insertions(+), 1 deletions(-)
diff --git a/docs/defines.txt b/docs/defines.txt
index 8f37788..6e4a604 100644
--- a/docs/defines.txt
+++ b/docs/defines.txt
@@ -79,3 +79,7 @@ _IEEE_LIBM
Always defined at libm build time
__LDBL_COMPAT
Never defined, TODO: remove?
+
+__SSP_ALL__
+ All functions, even small ones, have stack smashing protection
+ prologue enabled.
diff --git a/libm/ldouble_wrappers.c b/libm/ldouble_wrappers.c
index e2d4d80..0fe6e8d 100644
--- a/libm/ldouble_wrappers.c
+++ b/libm/ldouble_wrappers.c
@@ -37,7 +37,7 @@ long long func##l(long double x) \
return func((double) x); \
}
-#if defined __i386__ && defined __OPTIMIZE__ && !defined __UCLIBC_HAS_SSP__
+#if defined __i386__ && defined __OPTIMIZE__ && !defined __SSP_ALL__
# undef WRAPPER1
# undef int_WRAPPER1
# undef long_WRAPPER1
--
1.7.1
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