[source] build: drop circular dependency

[LEDE Commits]

nbd pushed a commit to source.git, branch master:
https://git.lede-project.org/b96566aad4340c5b790bdaea0514885857ea84bf

commit b96566aad4340c5b790bdaea0514885857ea84bf
Author: Felix Fietkau <nbd at nbd.name>
AuthorDate: Thu Feb 9 19:43:50 2017 +0100

    build: drop circular dependency
    
    Signed-off-by: Felix Fietkau <nbd at nbd.name>
---
 toolchain/Makefile | 1 -
 1 file changed, 1 deletion(-)

diff --git a/toolchain/Makefile b/toolchain/Makefile
index b260021..ee74e54 100644
--- a/toolchain/Makefile
+++ b/toolchain/Makefile
@@ -79,7 +79,6 @@ endif
 $(curdir)/ := .config prereq
 $(curdir)//prepare = $(STAGING_DIR)/.prepared $(TOOLCHAIN_DIR)/info.mk $(tools/stamp-compile)
 $(curdir)//compile = $(1)/prepare
-$(curdir)//compile = $(1)/compile
 
 ifndef DUMP_TARGET_DB
 $(TOOLCHAIN_DIR)/stamp/.gcc-initial_installed: