bfd/

2009-07-21  H.J. Lu  <hongjiu.lu@intel.com>

	 PR ld/10426
	 * elflink.c (elf_link_add_object_symbols): Turn an IFUNC symbol
	 from a DSO into a normal FUNC symbol.
	 (elf_link_output_extsym): Turn an undefined IFUNC symbol into
	 a normal FUNC symbol.

ld/testsuite/

2009-07-21  H.J. Lu  <hongjiu.lu@intel.com>

	PR ld/10426
	* ld-ifunc/ifunc.exp: Check test-1 and libtest-2.so.  Updated.

	* ld-ifunc/test-1.c: New.
	* ld-ifunc/test-2.c: Likewise.

3 files changed, 34 insertions, 4 deletions

diff --git a/ld/testsuite/ld-ifunc/ifunc.exp b/ld/testsuite/ld-ifunc/ifunc.exp
index 6824d04..786b32b 100644
--- a/ld/testsuite/ld-ifunc/ifunc.exp
+++ b/ld/testsuite/ld-ifunc/ifunc.exp
@@ -181,6 +181,14 @@ if ![ld_assemble $as "$srcdir/ld-elf/empty.s" "tmpdir/empty.o"] {
     fail "Could not create an empty object file"
     set fails [expr $fails + 1]
 }
+if ![ld_compile "$CC -c" "$srcdir/$subdir/test-1.c" "tmpdir/test-1.o"] {
+    fail "Could not create test-1.o"
+    set fails [expr $fails + 1]
+}
+if ![ld_compile "$CC -fPIC -c" "$srcdir/$subdir/test-2.c" "tmpdir/test-2.o"] {
+    fail "Could not create test-2.o"
+    set fails [expr $fails + 1]
+}
 
 if { $fails != 0 } {
     return
@@ -215,6 +223,14 @@ if ![ld_simple_link $ld "tmpdir/static_nonifunc_prog" "-static tmpdir/empty.o"]
     fail "Could not link a non-ifunc using static executable"
     set fails [expr $fails + 1]
 }
+if ![default_ld_link $ld "tmpdir/test-1" "tmpdir/test-1.o tmpdir/libshared_ifunc.so"] {
+    fail "Could not link test-1"
+    set fails [expr $fails + 1]
+}
+if ![ld_simple_link $ld "tmpdir/libtest-2.so" "-shared tmpdir/test-2.o"] {
+    fail "Could not link libtest-2.so"
+    set fails [expr $fails + 1]
+}
 
 if { $fails == 0 } {
   pass "Building ifunc binaries"
@@ -266,14 +282,22 @@ if {[contains_ifunc_symbol tmpdir/static_prog] != 1} {
     fail "Static ifunc-using executable does not contain an IFUNC symbol"
     set fails [expr $fails + 1]
 }
-if {[contains_ifunc_symbol tmpdir/dynamic_prog] != 1} {
-    fail "Dynamic ifunc-using executable does not contain an IFUNC symbol"
+if {[contains_ifunc_symbol tmpdir/dynamic_prog] != 0} {
+    fail "Dynamic ifunc-using executable contains an IFUNC symbol"
     set fails [expr $fails + 1]
 }
 if {[contains_ifunc_symbol tmpdir/static_nonifunc_prog] != 0} {
     fail "Static non-ifunc-using executable contains an IFUNC symbol"
     set fails [expr $fails + 1]
 }
+if {[contains_ifunc_symbol tmpdir/test-1] != 0} {
+    fail "test-1 contains IFUNC symbols"
+    set fails [expr $fails + 1]
+}
+if {[contains_ifunc_symbol tmpdir/libtest-2.so] != 0} {
+    fail "libtest-2.so contains IFUNC symbols"
+    set fails [expr $fails + 1]
+}
 
 # The linked ifunc using executables and shared libraries should contain
 # a dynamic reloc referencing the IFUNC symbol.  (Even the static
@@ -292,8 +316,8 @@ if {[contains_irelative_reloc tmpdir/static_prog] != 1} {
     fail "Static ifunc-using executable does not contain R_*_IRELATIVE relocation"
     set fails [expr $fails + 1]
 }
-if {[contains_ifunc_reloc tmpdir/dynamic_prog] != 1} {
-    fail "Dynamic ifunc-using executable does not contain a reloc against an IFUNC symbol"
+if {[contains_ifunc_reloc tmpdir/dynamic_prog] != 0} {
+    fail "Dynamic ifunc-using executable contains a reloc against an IFUNC symbol"
     set fails [expr $fails + 1]
 }
 if {[contains_ifunc_reloc tmpdir/static_nonifunc_prog] == 1} {
diff --git a/ld/testsuite/ld-ifunc/test-1.c b/ld/testsuite/ld-ifunc/test-1.c
new file mode 100644
index 0000000..6930e56
--- /dev/null
+++ b/ld/testsuite/ld-ifunc/test-1.c
@@ -0,0 +1,3 @@
+extern int library_func2 (void);
+int (*fn) (void) = library_func2;
+int main (void) { fn (); return 0; }
diff --git a/ld/testsuite/ld-ifunc/test-2.c b/ld/testsuite/ld-ifunc/test-2.c
new file mode 100644
index 0000000..8343d0c
--- /dev/null
+++ b/ld/testsuite/ld-ifunc/test-2.c
@@ -0,0 +1,3 @@
+extern int library_func2 (void);
+int foo (void) { library_func2 (); return 0; }
+__asm__(".type library_func2, %gnu_indirect_function");