Merge commit 'origin/master' into pr6429-comp-unwindsyms

* commit 'origin/master':
  Fix assignment optimization expected results.
  PR6538: more testsuite tweaks for read-only warnings
  PR6538: more tapset fixes
  PR6538: explain why absentstats.stp logs will contain warnings
  PR6538: fix treatment of initialized globals
  Use pointer_arg to fetch arguments for syscall.utime and compat_utime.
  Optimize compound and binary expression assignments.
  Check new (sub) functions of _struct_utimbuf_* and _struct_compat_utimbuf_*.
  PR6538: tapset changes
  PR6538: testsuite changes
  PR5001: fix test suite collateral damage
  PR6538: warn about read-only variables
  Add some scripts and descriptions to the systemtap.examples.
  PR5001: Remove _stp_ctime and always use ctime.
  Use tr1/unordered_map instead of the deprecated ext/hash_map.
  PR6524: ctime() on bad values hangs system.
  Optimize away assignments in other contexts.
  Optimize away assignments in other contexts.
  dummy commit for testing systemtap-cvs notification
  Remove sa_restorer initialization.

1 files changed, 55 insertions, 0 deletions

diff --git a/testsuite/systemtap.base/ctime.stp b/testsuite/systemtap.base/ctime.stp
new file mode 100644
index 00000000..680baff7
--- /dev/null
+++ b/testsuite/systemtap.base/ctime.stp
@@ -0,0 +1,55 @@
+probe begin 
+{
+	// epoch
+	println(ctime(0))
+
+	// epoch - 1
+	println(ctime(-1))
+
+	// epoch + 1
+	println(ctime(1))
+
+	// Some funny numbers
+	println(ctime(100000000))
+	println(ctime(1234567890))
+	println(ctime(1073741824))
+	println(ctime(0x50000000))
+
+	// some time really long ago
+	secspermin = 60
+	minsperhour = 60
+	hoursperday = 24
+	secsperhour = secspermin * minsperhour
+	secsperday = secsperhour * hoursperday
+	epoch_year = 1970
+	time = -1 * (epoch_year - 1000) * 365 * secsperday
+	println(ctime(time))
+
+	// some time in the far future
+	time = (9999 - epoch_year) * 365 * secsperday
+	println(ctime(time))
+
+	// min 32 bit
+	time = -2147483648
+	println(ctime(time))
+
+	// over the edge, a long, long time ago...
+	time--
+	println(ctime(time))
+
+	// max 32 bit
+	time = 2147483647
+	println(ctime(time))
+
+	// over the edge, far far in the future...
+	time++
+	println(ctime(time))
+
+	// min 64 bit
+	println(ctime(-9223372036854775808))
+
+	// max 64 bit
+	println(ctime(9223372036854775807))
+
+	exit()
+}