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-rw-r--r--Cargo.toml13
1 files changed, 13 insertions, 0 deletions
diff --git a/Cargo.toml b/Cargo.toml
index ce87a8c20b7..043f339883a 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -4,6 +4,7 @@ members = [
   "compiler/rustc",
   "library/std",
   "library/sysroot",
+  "src/etc/test-float-parse",
   "src/rustdoc-json-types",
   "src/tools/build_helper",
   "src/tools/cargotest",
@@ -109,6 +110,18 @@ strip = true
 debug = 0
 strip = true
 
+# Bigint libraries are slow without optimization, speed up testing
+[profile.dev.package.test-float-parse]
+opt-level = 3
+
+# Speed up the binary as much as possible
+[profile.release.package.test-float-parse]
+opt-level = 3
+codegen-units = 1
+# FIXME: LTO cannot be enabled for binaries in a workspace
+# <https://github.com/rust-lang/cargo/issues/9330>
+# lto = true
+
 [patch.crates-io]
 # See comments in `library/rustc-std-workspace-core/README.md` for what's going on
 # here