i386: Add GLIBC_ABI_GNU_TLS dependency only if used

Add GLIBC_ABI_GNU_TLS version dependency only if ___tls_get_addr is
referenced by regular object.

bfd/

	PR ld/33287
	PR ld/33702
	* elfxx-x86.c (_bfd_x86_elf_link_check_relocs): Set
	has_tls_get_addr_call only if referenced by regular object.

ld/

	PR ld/33287
	PR ld/33702
	* testsuite/ld-i386/i386.exp: Run PR ld/33702 test.
	* testsuite/ld-i386/no-tls.c: New file.

Signed-off-by: H.J. Lu <hjl.tools@gmail.com>

diff --git a/bfd/elfxx-x86.c b/bfd/elfxx-x86.c
index e5a24c4ac1d5b7df0829dd97502a9de54cbb16ff..4495b3eb00bd4e2c9afddbedf954559b7f7ad634 100644 (file)
--- a/bfd/elfxx-x86.c
+++ b/bfd/elfxx-x86.c
@@ -892,7 +892,8 @@ _bfd_x86_elf_link_check_relocs (bfd *abfd, struct bfd_link_info *info)
                  elf_x86_hash_entry (h)->tls_get_addr = 1;
                }
 
-             htab->has_tls_get_addr_call = 1;
+             if (h->ref_regular)
+               htab->has_tls_get_addr_call = 1;
            }
 
          /* Pass NULL for __ehdr_start which will be defined by

diff --git a/ld/testsuite/ld-i386/i386.exp b/ld/testsuite/ld-i386/i386.exp
index bba0eeda6d8fc1e1aea9fb02b86f6913aee12fa4..3a8a8b1af04c8f477eff1435f1a0c97ec7b6cc89 100644 (file)
--- a/ld/testsuite/ld-i386/i386.exp
+++ b/ld/testsuite/ld-i386/i386.exp
@@ -1525,6 +1525,7 @@ run_ld_link_tests [list \
 
 # The musl C library does not support --gnu-tls-tag nor --gnu2-tls-tag.
 if { ![istarget *-*-musl]
+     && [istarget "i?86-*-linux*"]
      && [check_compiler_available] } {
     run_cc_link_tests [list \
        [list \
@@ -1559,6 +1560,15 @@ if { ![istarget *-*-musl]
            {{readelf {-W --version-info} gnu2-tls-1b.rd}} \
            "gnu2-tls-1b.so" \
        ] \
+       [list \
+           "Build no-tls" \
+           "-Wl,--gnu-tls-tag,--gnu2-tls-tag" \
+           "" \
+           { no-tls.c } \
+           {{readelf {-W --version-info} gnu-tls-1b.rd} \
+            {readelf {-W --version-info} gnu2-tls-1b.rd}} \
+           "no-tls" \
+       ] \
     ]
 }
 

diff --git a/ld/testsuite/ld-i386/no-tls.c b/ld/testsuite/ld-i386/no-tls.c
new file mode 100644 (file)
index 0000000..a9bce4a
--- /dev/null
+++ b/ld/testsuite/ld-i386/no-tls.c
@@ -0,0 +1,5 @@
+int
+main ()
+{
+  return 0;
+}