From c40866785f6eac48eb00ed19d8e0121968dd72cd Mon Sep 17 00:00:00 2001
From: Johannes Oertel <johannes.oertel@uni-due.de>
Date: Wed, 27 May 2015 11:28:41 +0200
Subject: [PATCH] Remove build date from the output of --version

Closes #25812.
---
 mk/main.mk                 | 4 ----
 src/librustc_driver/lib.rs | 5 -----
 2 files changed, 9 deletions(-)

diff --git a/mk/main.mk b/mk/main.mk
index de5adfd1297..76189b9c6ae 100644
--- a/mk/main.mk
+++ b/mk/main.mk
@@ -74,9 +74,6 @@ ifneq ($(wildcard $(subst $(SPACE),\$(SPACE),$(CFG_GIT_DIR))),)
 endif
 endif
 
-CFG_BUILD_DATE = $(shell date +%F)
-CFG_VERSION += (built $(CFG_BUILD_DATE))
-
 # Windows exe's need numeric versions - don't use anything but
 # numbers and dots here
 CFG_VERSION_WIN = $(CFG_RELEASE_NUM)
@@ -334,7 +331,6 @@ endif
 ifdef CFG_VER_HASH
 export CFG_VER_HASH
 endif
-export CFG_BUILD_DATE
 export CFG_VERSION
 export CFG_VERSION_WIN
 export CFG_RELEASE
diff --git a/src/librustc_driver/lib.rs b/src/librustc_driver/lib.rs
index d91a26ed4ee..49879b472fe 100644
--- a/src/librustc_driver/lib.rs
+++ b/src/librustc_driver/lib.rs
@@ -483,10 +483,6 @@ pub fn commit_date_str() -> Option<&'static str> {
     option_env!("CFG_VER_DATE")
 }
 
-pub fn build_date_str() -> Option<&'static str> {
-    option_env!("CFG_BUILD_DATE")
-}
-
 /// Prints version information and returns None on success or an error
 /// message on panic.
 pub fn version(binary: &str, matches: &getopts::Matches) {
@@ -498,7 +494,6 @@ pub fn version(binary: &str, matches: &getopts::Matches) {
         println!("binary: {}", binary);
         println!("commit-hash: {}", unw(commit_hash_str()));
         println!("commit-date: {}", unw(commit_date_str()));
-        println!("build-date: {}", unw(build_date_str()));
         println!("host: {}", config::host_triple());
         println!("release: {}", unw(release_str()));
     }