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-rw-r--r--elf/ifuncmain7.c70
1 files changed, 70 insertions, 0 deletions
diff --git a/elf/ifuncmain7.c b/elf/ifuncmain7.c
new file mode 100644
index 0000000..8832c7f
--- /dev/null
+++ b/elf/ifuncmain7.c
@@ -0,0 +1,70 @@
+/* Test local STT_GNU_IFUNC symbols:
+
+ 1. Direct function call.
+ 2. Function pointer.
+ */
+
+#include <stdlib.h>
+
+extern int foo (void);
+
+static int
+one (void)
+{
+ return -30;
+}
+
+static void * foo_ifunc (void) __asm__ ("foo");
+__asm__(".type foo, %gnu_indirect_function");
+
+static void *
+__attribute__ ((used))
+foo_ifunc (void)
+{
+ return one;
+}
+
+typedef int (*foo_p) (void);
+
+foo_p foo_ptr = foo;
+
+foo_p
+__attribute__ ((noinline))
+get_foo_p (void)
+{
+ return foo_ptr;
+}
+
+foo_p
+__attribute__ ((noinline))
+get_foo (void)
+{
+ return foo;
+}
+
+int
+main (void)
+{
+ foo_p p;
+
+ p = get_foo ();
+ if (p != foo)
+ abort ();
+ if ((*p) () != -30)
+ abort ();
+
+ p = get_foo_p ();
+ if (p != foo)
+ abort ();
+ if ((*p) () != -30)
+ abort ();
+
+ if (foo_ptr != foo)
+ abort ();
+ if ((*foo_ptr) () != -30)
+ abort ();
+ if (foo () != -30)
+ abort ();
+
+ return 0;
+}