runtime/race: update race runtime

The new revision is 389d49d4943780efbfcd2a434f4462b6d0f23c44 (Nov 13, 2015). The runtimes are built using the new x/build/cmd/racebuild utility. This update fixes a bug in race detection algorithm that can lead to occasional false negatives (golang#10589). But generally just brings in an up-to-date runtime. Update golang#8653 Fixes golang#10589 Change-Id: I7ac9614d014ee89c2302ce5e096d326ef293f367 Reviewed-on: https://go-review.googlesource.com/16827 Reviewed-by: Keith Randall <[email protected]>
bpd1069 · Nov 12, 2015 · c5f0f88 · c5f0f88
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diff --git a/src/runtime/race/README b/src/runtime/race/README
@@ -1,12 +1,7 @@
 runtime/race package contains the data race detector runtime library.
 It is based on ThreadSanitizer race detector, that is currently a part of
-the LLVM project.
+the LLVM project (http://llvm.org/git/compiler-rt.git).
 
-To update the .syso files you need to:
-$ svn co http://llvm.org/svn/llvm-project/compiler-rt/trunk
-$ cd compiler-rt/lib/tsan/go
-$ ./buildgo.sh
+To update the .syso files use golang.org/x/build/cmd/racebuild.
 
-Tested with gcc 4.6.1 and 4.7.0.  On Windows it's built with 64-bit MinGW.
-
-Current runtime is built on rev 229396.
+Current runtime is built on rev 389d49d4943780efbfcd2a434f4462b6d0f23c44.
diff --git a/src/runtime/race/race_darwin_amd64.syso b/src/runtime/race/race_darwin_amd64.syso
diff --git a/src/runtime/race/race_freebsd_amd64.syso b/src/runtime/race/race_freebsd_amd64.syso
diff --git a/src/runtime/race/race_linux_amd64.syso b/src/runtime/race/race_linux_amd64.syso
diff --git a/src/runtime/race/race_windows_amd64.syso b/src/runtime/race/race_windows_amd64.syso