1 files changed, 82 insertions, 0 deletions
diff --git a/ld/testsuite/ld-x86-64/x86-64.exp b/ld/testsuite/ld-x86-64/x86-64.exp
index 7248377..214b08b 100644
--- a/ld/testsuite/ld-x86-64/x86-64.exp
+++ b/ld/testsuite/ld-x86-64/x86-64.exp
@@ -355,6 +355,82 @@ run_dump_test "pr19162"
 run_dump_test "pr19175"
 run_dump_test "pr18591"
 run_dump_test "pr19615"
+run_dump_test "pr19636-1a"
+run_dump_test "pr19636-1b"
+run_dump_test "pr19636-1c"
+run_dump_test "pr19636-1d"
+run_dump_test "pr19636-1e"
+run_dump_test "pr19636-1f"
+run_dump_test "pr19636-1g"
+run_dump_test "pr19636-2a"
+run_dump_test "pr19636-2b"
+run_dump_test "pr19636-2c"
+run_dump_test "pr19636-2d"
+run_dump_test "pr19636-2d-nacl"
+run_dump_test "pr19636-2e"
+run_dump_test "pr19636-2f"
+run_dump_test "pr19636-2g"
+run_dump_test "pr19636-2h"
+run_dump_test "pr19636-2i"
+run_dump_test "pr19636-3a"
+run_dump_test "pr19636-3b"
+run_dump_test "pr19636-3c"
+
+proc undefined_weak {cflags ldflags} {
+    set testname "Undefined weak symbol"
+    if { ![ string match "" $cflags$ldflags] } {
+	set testname "$testname ($cflags $ldflags)"
+    }
+
+    if { [ regexp "\-fPIE" $cflags]
+	 && ![ regexp "\-z nodynamic-undefined-weak" $ldflags] } {
+	set weak_symbol "Weak defined"
+    } else {
+	set weak_symbol "Weak undefined"
+    }
+
+    run_cc_link_tests [list \
+	[list \
+	    "Build libpr19704a.so" \
+	    "-shared -Wl,-soname,libpr19704.so" \
+	    "" \
+	    { dummy.s } \
+	    {} \
+	    "libpr19704a.so" \
+	] \
+	[list \
+	    "Build libpr19704b.so" \
+	    "-shared -Wl,-soname,libpr19704.so" \
+	    "-fPIC" \
+	    { pr19704b.c } \
+	    {} \
+	    "libpr19704b.so" \
+	] \
+    ]
+
+    exec cp tmpdir/libpr19704a.so tmpdir/libpr19704.so
+
+    run_ld_link_exec_tests [] [list \
+	[list \
+	    "Run pr19704" \
+	    "$ldflags tmpdir/libpr19704.so -R tmpdir" \
+	    "" \
+	    { pr19704a.c } \
+	    "pr19704" \
+	    "pr19704.out" \
+	    "$cflags" \
+	] \
+    ]
+
+    exec cp tmpdir/libpr19704b.so tmpdir/libpr19704.so
+
+    set exec_output [run_host_cmd tmpdir/pr19704 ""]
+    if {![string match $weak_symbol $exec_output]} {
+	fail $testname
+    } else {
+	pass $testname
+    }
+}
 
 # Add $PLT_CFLAGS if PLT is expected.
 global PLT_CFLAGS
@@ -686,6 +762,12 @@ if { [isnative] && [which $CC] != 0 } {
 	    ] \
 	]
     }
+
+    undefined_weak "" ""
+    undefined_weak "-fPIE" ""
+    undefined_weak "-fPIE" "-pie"
+    undefined_weak "-fPIE" "-z nodynamic-undefined-weak"
+    undefined_weak "-fPIE" "-pie -z nodynamic-undefined-weak"
 }
 
 if { ![istarget "x86_64-*-linux*"]} {