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PATCH: Add a test for weak alias
- From: "H.J. Lu" <hongjiu dot lu at intel dot com>
- To: binutils at sourceware dot org
- Date: Mon, 2 Jul 2012 07:41:48 -0700
- Subject: PATCH: Add a test for weak alias
- Reply-to: "H.J. Lu" <hjl dot tools at gmail dot com>
Hi,
I have this weak alias test in my tree for several years. I am checking
it in.
H.J.
---
diff --git a/ld/testsuite/ChangeLog b/ld/testsuite/ChangeLog
index ecd5610..f1879da 100644
--- a/ld/testsuite/ChangeLog
+++ b/ld/testsuite/ChangeLog
@@ -1,3 +1,10 @@
+2012-07-02 H.J. Lu <hongjiu.lu@intel.com>
+
+ * ld-elf/data2.c: New file.
+ * ld-elf/weakdef1.c: Likewise.
+
+ * ld-elf/shared.exp: Add tests for libdata2 and weakdef1.
+
2012-06-28 Roland McGrath <mcgrathr@google.com>
* ld-arm/arm-elf.exp (armelftests_common): Add a test that gets
diff --git a/ld/testsuite/ld-elf/data2.c b/ld/testsuite/ld-elf/data2.c
new file mode 100644
index 0000000..c137b7c
--- /dev/null
+++ b/ld/testsuite/ld-elf/data2.c
@@ -0,0 +1,9 @@
+int foo = 0;
+extern int foo_alias __attribute__ ((weak, alias ("foo")));
+
+void
+bar (void)
+{
+ foo = -1;
+}
+
diff --git a/ld/testsuite/ld-elf/shared.exp b/ld/testsuite/ld-elf/shared.exp
index f39bf0f..aaaa85b 100644
--- a/ld/testsuite/ld-elf/shared.exp
+++ b/ld/testsuite/ld-elf/shared.exp
@@ -127,6 +127,9 @@ set build_tests {
{"Build libdata1.so"
"-shared" "-fPIC"
{data1.c} {} "libdata1.so"}
+ {"Build libdata2.so"
+ "-shared" "-fPIC"
+ {data2.c} {} "libdata2.so"}
{"Build libcomm1.o"
"-r -nostdlib" ""
{comm1.c} {} "libcomm1.o"}
@@ -281,6 +284,9 @@ set run_tests {
{"Run with libdata1.so"
"tmpdir/libdata1.so" ""
{dynbss1.c} "dynbss1" "pass.out"}
+ {"Run with libdata2.so"
+ "tmpdir/libdata2.so" ""
+ {weakdef1.c} "weakdef1" "pass.out"}
{"Run with libfunc1.so comm1.o"
"tmpdir/libfunc1.so tmpdir/comm1.o" ""
{dummy.c} "comm1" "pass.out"}
diff --git a/ld/testsuite/ld-elf/weakdef1.c b/ld/testsuite/ld-elf/weakdef1.c
new file mode 100644
index 0000000..82642bb
--- /dev/null
+++ b/ld/testsuite/ld-elf/weakdef1.c
@@ -0,0 +1,15 @@
+#include <stdio.h>
+#include <stdlib.h>
+
+extern int foo_alias;
+extern void bar (void);
+
+int
+main (void)
+{
+ bar ();
+ if (foo_alias != -1)
+ abort ();
+ printf ("PASS\n");
+ return 0;
+}