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authorSuren A. Chilingaryan <csa@suren.me>2019-09-01 00:00:32 +0200
committerSuren A. Chilingaryan <csa@suren.me>2019-09-01 00:00:32 +0200
commitca9627e70852f6b2e835660df870fe3ab405882d (patch)
tree0a008b1d5b16fa0679a195ed7b5662c7891f591c /sys-libs/glibc/files/2.10/glibc-2.10-hardened-configure-picdefault.patch
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Initial import
Diffstat (limited to 'sys-libs/glibc/files/2.10/glibc-2.10-hardened-configure-picdefault.patch')
-rw-r--r--sys-libs/glibc/files/2.10/glibc-2.10-hardened-configure-picdefault.patch30
1 files changed, 30 insertions, 0 deletions
diff --git a/sys-libs/glibc/files/2.10/glibc-2.10-hardened-configure-picdefault.patch b/sys-libs/glibc/files/2.10/glibc-2.10-hardened-configure-picdefault.patch
new file mode 100644
index 0000000..e75ccc7
--- /dev/null
+++ b/sys-libs/glibc/files/2.10/glibc-2.10-hardened-configure-picdefault.patch
@@ -0,0 +1,30 @@
+Prevent default-fPIE from confusing configure into thinking
+PIC code is default. This causes glibc to build both PIC and
+non-PIC code as normal, which on the hardened compiler generates
+PIC and PIE.
+
+Patch by Kevin F. Quinn <kevquinn@gentoo.org>
+Fixed for glibc 2.10 by Magnus Granberg <zorry@ume.nu>
+
+--- configure.in
++++ configure.in
+@@ -2145,7 +2145,7 @@
+ # error PIC is default.
+ #endif
+ EOF
+-if eval "${CC-cc} -S conftest.c 2>&AS_MESSAGE_LOG_FD 1>&AS_MESSAGE_LOG_FD"; then
++if eval "${CC-cc} -fno-PIE -S conftest.c 2>&AS_MESSAGE_LOG_FD 1>&AS_MESSAGE_LOG_FD"; then
+ libc_cv_pic_default=no
+ fi
+ rm -f conftest.*])
+--- configure
++++ configure
+@@ -7698,7 +7698,7 @@
+ # error PIC is default.
+ #endif
+ EOF
+-if eval "${CC-cc} -S conftest.c 2>&5 1>&5"; then
++if eval "${CC-cc} -fno-PIE -S conftest.c 2>&5 1>&5"; then
+ libc_cv_pic_default=no
+ fi
+ rm -f conftest.*