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-rw-r--r--test/bench/go1/fasta_test.go17
1 files changed, 16 insertions, 1 deletions
diff --git a/test/bench/go1/fasta_test.go b/test/bench/go1/fasta_test.go
index dcb2d1055..bff056fa9 100644
--- a/test/bench/go1/fasta_test.go
+++ b/test/bench/go1/fasta_test.go
@@ -4,9 +4,24 @@
package go1
+import "runtime"
+
// Not a benchmark; input for revcomp.
-var fasta25m = fasta(25e6)
+var fastabytes = makefasta()
+
+func makefasta() []byte {
+ var n int = 25e6
+ if runtime.GOARCH == "arm" {
+ // TODO(dfc) remove this limitation after precise gc.
+ // A value of 25e6 consumes 465mb of heap on 32bit
+ // platforms, which is too much for most ARM systems.
+ // A value of 25e5 produces a memory layout that
+ // confuses the gc on 32bit platforms. So 25e4 it is.
+ n = 25e4
+ }
+ return fasta(n)
+}
func fasta(n int) []byte {
out := make(fastaBuffer, 0, 11*n)