lto, codegen, abort, nightly, build-std

.cargo/config.toml

@@ -0,0 +1,2 @@
+[build]
+rustflags = ["-C", "target-cpu=native"]

.gitignore

@@ -2,3 +2,4 @@
 measurements.txt
 flamegraph.svg
 perf.data
+perf.data.old

Cargo.toml

@@ -14,3 +14,5 @@ path = "src/generate.rs"
 
 [profile.release]
 debug = true
+lto = "fat"
+codegen-units = 1

benchmark.txt

@@ -0,0 +1,4 @@
+128  basic
+110 lto, coden, abort
+107 nightly, build-std
+109 native cpu (doesn't seem to work)