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-rw-r--r--gnu/packages/patches/pulseaudio-volume-test.patch29
1 files changed, 29 insertions, 0 deletions
diff --git a/gnu/packages/patches/pulseaudio-volume-test.patch b/gnu/packages/patches/pulseaudio-volume-test.patch
new file mode 100644
index 0000000000..2cfa0cd6ca
--- /dev/null
+++ b/gnu/packages/patches/pulseaudio-volume-test.patch
@@ -0,0 +1,29 @@
+Fix seemingly random failures of 'volume-test' in particular on 32-bit
+machines.  See <https://bugs.freedesktop.org/show_bug.cgi?id=72374> for
+details.
+
+From 27e47c72a25846e107b6e450c3a1480a2742382e Mon Sep 17 00:00:00 2001
+From: Tanu Kaskinen <tanu.kaskinen@linux.intel.com>
+Date: Sat, 14 Dec 2013 07:21:22 +0000
+Subject: volume-test: Increase the allowed number of rouding errors
+
+BugLink: https://bugs.freedesktop.org/show_bug.cgi?id=72374
+---
+diff --git a/src/tests/volume-test.c b/src/tests/volume-test.c
+index a2daf3e..1ab0b5c 100644
+--- a/src/tests/volume-test.c
++++ b/src/tests/volume-test.c
+@@ -138,7 +138,13 @@ START_TEST (volume_test) {
+     pa_log("max deviation: %lu n=%lu", (unsigned long) md, (unsigned long) mdn);
+ 
+     fail_unless(md <= 1);
+-    fail_unless(mdn <= 251);
++
++    /* mdn counts the times there were rounding errors during the test. The
++     * number of rounding errors seems to vary slightly depending on the
++     * hardware. The original limit was 251 errors, but it was increased to 253
++     * when the test was failing on Tanu's laptop.
++     * See https://bugs.freedesktop.org/show_bug.cgi?id=72374 */
++    fail_unless(mdn <= 253);
+ }
+ END_TEST