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-rw-r--r--internal/speed/speed.go2
-rw-r--r--internal/speed/speed_go1.4.go11
-rw-r--r--internal/speed/speed_test.go2
3 files changed, 15 insertions, 0 deletions
diff --git a/internal/speed/speed.go b/internal/speed/speed.go
index f9bf93c..bc829d4 100644
--- a/internal/speed/speed.go
+++ b/internal/speed/speed.go
@@ -1,3 +1,5 @@
+// +build go1.5
+
// Package speed implements the "-speed" command-line option,
// similar to "openssl speed".
// It benchmarks the crypto algorithms and libraries used by
diff --git a/internal/speed/speed_go1.4.go b/internal/speed/speed_go1.4.go
new file mode 100644
index 0000000..9c0125c
--- /dev/null
+++ b/internal/speed/speed_go1.4.go
@@ -0,0 +1,11 @@
+// +build !go1.5
+
+package speed
+
+import (
+ "fmt"
+)
+
+func Run() {
+ fmt.Printf("Compile with Go 1.5 or higher to run the benchmarks\n")
+}
diff --git a/internal/speed/speed_test.go b/internal/speed/speed_test.go
index 1e9d859..d6bc187 100644
--- a/internal/speed/speed_test.go
+++ b/internal/speed/speed_test.go
@@ -1,3 +1,5 @@
+// +build go1.5
+
package speed
/*