[arrow-rs] 01/01: Allow proc-macro2 dependency to be flexible (#1102)

[al...@apache.org]

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alamb pushed a commit to branch cherry_pick_3dca9696
in repository https://gitbox.apache.org/repos/asf/arrow-rs.git

commit 3c5b28fe8c5b3e79beb8cce89511a6624ea867ff
Author: Andrew Lamb <an...@nerdnetworks.org>
AuthorDate: Wed Dec 29 07:01:22 2021 -0500

    Allow proc-macro2 dependency to be flexible (#1102)
---
 arrow-flight/Cargo.toml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arrow-flight/Cargo.toml b/arrow-flight/Cargo.toml
index f90dbc5..0fe6bf5 100644
--- a/arrow-flight/Cargo.toml
+++ b/arrow-flight/Cargo.toml
@@ -41,7 +41,7 @@ futures = { version = "0.3", default-features = false, features = ["alloc"]}
 tonic-build = "0.5"
 # Pin specific version of the tonic-build dependencies to avoid auto-generated
 # (and checked in) arrow.flight.protocol.rs from changing
-proc-macro2 = "=1.0.27"
+proc-macro2 = ">1.0.30"
 
 #[lib]
 #name = "flight"