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authorEric Bavier <bavier@member.fsf.org>2014-07-10 17:03:42 -0500
committerEric Bavier <bavier@member.fsf.org>2014-07-10 17:03:42 -0500
commitca9ea1a849d685db46adcb92449dff36427c48bd (patch)
tree5026815a036be59c557069c766e3130538227b22 /gnu/packages/patches/glib-tests-timer.patch
parent8360758d5c3e8afdc5daa0b5f557360bd6116562 (diff)
gnu: glib: Fix build on i686.
* gnu/packages/patches/glib-tests-timer.patch: New patch. * gnu-system.am (dist_patch_DATA): Add it. * gnu/packages/glib.scm: Use it.
Diffstat (limited to 'gnu/packages/patches/glib-tests-timer.patch')
-rw-r--r--gnu/packages/patches/glib-tests-timer.patch26
1 files changed, 26 insertions, 0 deletions
diff --git a/gnu/packages/patches/glib-tests-timer.patch b/gnu/packages/patches/glib-tests-timer.patch
new file mode 100644
index 0000000000..1ac364fcc1
--- /dev/null
+++ b/gnu/packages/patches/glib-tests-timer.patch
@@ -0,0 +1,26 @@
+* On i686 floating-point roundoff errors could sometimes cause this check to
+ fail depending on the elapsed microseconds. Improve rounding by adding a
+ fractional bit.
+
+* The /timer/stop test fails if compiler optimizations are enabled, which they
+ are by default. Disable that test.
+
+--- glib-2.40.0/glib/tests/timer.c 2014-03-05 08:05:42.000000000 -0600
++++ glib-2.40.0/glib/tests/timer.c 2014-07-10 16:33:12.746862822 -0500
+@@ -35,7 +35,7 @@
+ elapsed = g_timer_elapsed (timer, &micros);
+
+ g_assert_cmpfloat (elapsed, <, 1.0);
+- g_assert_cmpuint (micros, ==, ((guint64)(elapsed * 1e6)) % 1000000);
++ g_assert_cmpuint (micros, ==, ((guint64)(elapsed * 1e6 + 0.5)) % 1000000);
+
+ g_timer_destroy (timer);
+ }
+@@ -204,7 +204,6 @@
+ g_test_init (&argc, &argv, NULL);
+
+ g_test_add_func ("/timer/basic", test_timer_basic);
+- g_test_add_func ("/timer/stop", test_timer_stop);
+ g_test_add_func ("/timer/continue", test_timer_continue);
+ g_test_add_func ("/timer/reset", test_timer_reset);
+ g_test_add_func ("/timeval/add", test_timeval_add);