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-rw-r--r--progs/tests/expression/negation.sy7
1 files changed, 7 insertions, 0 deletions
diff --git a/progs/tests/expression/negation.sy b/progs/tests/expression/negation.sy
new file mode 100644
index 0000000..0c702aa
--- /dev/null
+++ b/progs/tests/expression/negation.sy
@@ -0,0 +1,7 @@
+start :: fn {
+ -1 <=> 0 - 1
+ -1 + 2 <=> 1
+ -(1 + 2) <=> -3
+ 1 + -1 <=> 0
+ 2 * -1 <=> -2
+}