Explicitly call bash for bash-specific scripts

Thanks to Solaris-using Brian Cameron for pointing out that our
shell scripts are bash-specific. We'd be glad if someone cared to
rewrite them to not require bash, but for now let's have truth in
advertising at least.

1 files changed, 1 insertions, 1 deletions

diff --git a/perf/cairo-perf-diff b/perf/cairo-perf-diff
index 95bfd11a..386e3517 100755
--- a/perf/cairo-perf-diff
+++ b/perf/cairo-perf-diff
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 set -e
 
 usage() {