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authorH.J. Lu <hjl.tools@gmail.com>2017-12-19 13:51:01 -0800
committerH.J. Lu <hjl.tools@gmail.com>2017-12-19 13:51:16 -0800
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tree2016db69e9f2221fb0a4f3b40651d2b819df069f /manual
parent648615e13f8d7b638cb911926b8bb70804217f15 (diff)
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Document that --enable-static-pie implies PIE
To build static PIE, all .o files are compiled with -fPIE. Since --enable-static-pie is designed to provide additional security hardening benefits, it also implies that glibc programs and tests are created as dynamic position independent executables (PIE) by default for better security hardening. Reviewed-by: Jonathan Nieder <jrnieder@gmail.com> * manual/install.texi: Document that --enable-static-pie implies PIE. * INSTALL: Regenerated.
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-rw-r--r--manual/install.texi3
1 files changed, 2 insertions, 1 deletions
diff --git a/manual/install.texi b/manual/install.texi
index fb956b5..50e6c35 100644
--- a/manual/install.texi
+++ b/manual/install.texi
@@ -123,7 +123,8 @@ address without help from a dynamic linker. All static programs as
well as static tests are built as static PIE, except for those marked
with no-pie. The resulting glibc can be used with the GCC option,
-static-pie, which is available with GCC 8 or above, to create static
-PIE.
+PIE. This option also implies that glibc programs and tests are created
+as dynamic position independent executables (PIE) by default.
@item --disable-profile
Don't build libraries with profiling information. You may want to use