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-rw-r--r--tests/guix-build.sh6
1 files changed, 6 insertions, 0 deletions
diff --git a/tests/guix-build.sh b/tests/guix-build.sh
index 1a997de487..6c08857358 100644
--- a/tests/guix-build.sh
+++ b/tests/guix-build.sh
@@ -65,6 +65,12 @@ test `guix build sed -s x86_64-linux -d | wc -l` = 1
all_systems="-s x86_64-linux -s i686-linux -s armhf-linux -s aarch64-linux"
test `guix build sed $all_systems -d | sort -u | wc -l` = 4
+# Check there's no weird memoization effect leading to erroneous results.
+# See <https://bugs.gnu.org/40482>.
+drv1="`guix build sed -s x86_64-linux -s armhf-linux -d | sort`"
+drv2="`guix build sed -s armhf-linux -s x86_64-linux -d | sort`"
+test "$drv1" = "$drv2"
+
# Check --sources option with its arguments
module_dir="t-guix-build-$$"
mkdir "$module_dir"