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-rw-r--r--ChangeLog14
-rw-r--r--debug/tst-backtrace.h2
-rw-r--r--debug/tst-backtrace2.c10
-rw-r--r--debug/tst-backtrace3.c8
-rw-r--r--debug/tst-backtrace4.c8
-rw-r--r--debug/tst-backtrace5.c8
6 files changed, 28 insertions, 22 deletions
diff --git a/ChangeLog b/ChangeLog
index 5d51e9ac29..4d31f4f81e 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,17 @@
+2016-12-10 Florian Weimer <fweimer@redhat.com>
+
+ [BZ #20956]
+ * debug/tst-backtrace.h (NO_INLINE): Add noclone, weak attributes
+ as additional compiler barriers.
+ * debug/tst-backtrace2.c: Switch to <support/test-driver.c>.
+ (fn2, do_test): Declare with external linkage.
+ * debug/tst-backtrace3.c: Switch to <support/test-driver.c>.
+ (do_test): Declare with external linkage.
+ * debug/tst-backtrace4.c: Switch to <support/test-driver.c>.
+ (do_test): Declare with external linkage.
+ * debug/tst-backtrace5.c: Switch to <support/test-driver.c>.
+ (do_test): Declare with external linkage.
+
2016-12-10 Andreas Schwab <schwab@linux-m68k.org>
* support/support_test_main.c (support_test_main): Use correct
diff --git a/debug/tst-backtrace.h b/debug/tst-backtrace.h
index 1a53048a49..6a4b200c80 100644
--- a/debug/tst-backtrace.h
+++ b/debug/tst-backtrace.h
@@ -33,7 +33,7 @@ volatile int x;
/* Use this attribute to prevent inlining, so that all expected frames
are present. */
-#define NO_INLINE __attribute__ ((noinline))
+#define NO_INLINE __attribute__ ((noinline, noclone, weak))
/* Look for a match in SYM from backtrace_symbols to NAME, a fragment
of a function name. Ignore the filename before '(', but presume
diff --git a/debug/tst-backtrace2.c b/debug/tst-backtrace2.c
index d139c10638..4224b558af 100644
--- a/debug/tst-backtrace2.c
+++ b/debug/tst-backtrace2.c
@@ -24,10 +24,6 @@
#include "tst-backtrace.h"
-static int do_test (void);
-#define TEST_FUNCTION do_test ()
-#include "../test-skeleton.c"
-
/* The backtrace should include at least f1, f2, f3, and do_test. */
#define NUM_FUNCTIONS 4
@@ -75,7 +71,7 @@ fn1 (void)
check do_test. */
}
-NO_INLINE static int
+NO_INLINE int
fn2 (void)
{
fn1 ();
@@ -91,7 +87,7 @@ fn3 (void)
return x;
}
-NO_INLINE static int
+NO_INLINE int
do_test (void)
{
/* Test BZ #18084. */
@@ -103,3 +99,5 @@ do_test (void)
fn3 ();
return ret;
}
+
+#include <support/test-driver.c>
diff --git a/debug/tst-backtrace3.c b/debug/tst-backtrace3.c
index 74514d7fe8..f3135f2ce7 100644
--- a/debug/tst-backtrace3.c
+++ b/debug/tst-backtrace3.c
@@ -24,10 +24,6 @@
#include "tst-backtrace.h"
-static int do_test (void);
-#define TEST_FUNCTION do_test ()
-#include "../test-skeleton.c"
-
/* The backtrace should include at least 3 * fn, and do_test. */
#define NUM_FUNCTIONS 4
@@ -75,9 +71,11 @@ fn (int c)
return x;
}
-NO_INLINE static int
+NO_INLINE int
do_test (void)
{
fn (2);
return ret;
}
+
+#include <support/test-driver.c>
diff --git a/debug/tst-backtrace4.c b/debug/tst-backtrace4.c
index 965e6bdfb7..db2be10d9d 100644
--- a/debug/tst-backtrace4.c
+++ b/debug/tst-backtrace4.c
@@ -27,10 +27,6 @@
#include "tst-backtrace.h"
-static int do_test (void);
-#define TEST_FUNCTION do_test ()
-#include "../test-skeleton.c"
-
/* The backtrace should include at least handle_signal, a signal
trampoline, 3 * fn, and do_test. */
#define NUM_FUNCTIONS 6
@@ -115,9 +111,11 @@ fn (int c)
return 0;
}
-NO_INLINE static int
+NO_INLINE int
do_test (void)
{
fn (2);
return ret;
}
+
+#include <support/test-driver.c>
diff --git a/debug/tst-backtrace5.c b/debug/tst-backtrace5.c
index c049bcafbc..a6ed4740a1 100644
--- a/debug/tst-backtrace5.c
+++ b/debug/tst-backtrace5.c
@@ -32,10 +32,6 @@
# define SIGACTION_FLAGS 0
#endif
-static int do_test (void);
-#define TEST_FUNCTION do_test ()
-#include "../test-skeleton.c"
-
/* The backtrace should include at least handle_signal, a signal
trampoline, read, 3 * fn, and do_test. */
#define NUM_FUNCTIONS 7
@@ -133,9 +129,11 @@ fn (int c, int flags)
return 0;
}
-NO_INLINE static int
+NO_INLINE int
do_test (void)
{
fn (2, SIGACTION_FLAGS);
return ret;
}
+
+#include <support/test-driver.c>