elf: Add ELF_DYNAMIC_AFTER_RELOC to rewrite PLT

[platform/upstream/glibc.git] / sysdeps / x86_64 / configure.ac

diff --git a/sysdeps/x86_64/configure.ac b/sysdeps/x86_64/configure.ac
index 937d1af..d1f803c 100644 (file)
--- a/sysdeps/x86_64/configure.ac
+++ b/sysdeps/x86_64/configure.ac
@@ -10,6 +10,10 @@ LIBC_TRY_CC_OPTION([-mprefer-vector-width=128],
 LIBC_CONFIG_VAR([config-cflags-mprefer-vector-width],
                [$libc_cv_cc_mprefer_vector_width])
 
+LIBC_LINKER_FEATURE([-z mark-plt], [-Wl,-z,mark-plt],
+                    [libc_cv_z_mark_plt=yes], [libc_cv_z_mark_plt=no])
+LIBC_CONFIG_VAR([have-z-mark-plt], [$libc_cv_z_mark_plt])
+
 if test x"$build_mathvec" = xnotset; then
   build_mathvec=yes
 fi