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-rw-r--r--validation/optim/fpcast-nop.c15
1 files changed, 15 insertions, 0 deletions
diff --git a/validation/optim/fpcast-nop.c b/validation/optim/fpcast-nop.c
new file mode 100644
index 00000000..c2e7ba87
--- /dev/null
+++ b/validation/optim/fpcast-nop.c
@@ -0,0 +1,15 @@
+static float foof( float a) { return ( float) a; }
+static double food(double a) { return (double) a; }
+static long double fool(long double a) { return (long double) a; }
+
+/*
+ * check-name: fpcast-nop
+ * check-description:
+ * Verify that unneeded casts between same-type
+ * floats are also optimized away.
+ *
+ * check-command: test-linearize $file
+ * check-output-ignore
+ *
+ * check-output-excludes: fpcast\\.
+ */