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-rw-r--r--depends/patches/native_cctools/ld64_disable_threading.patch26
1 files changed, 26 insertions, 0 deletions
diff --git a/depends/patches/native_cctools/ld64_disable_threading.patch b/depends/patches/native_cctools/ld64_disable_threading.patch
new file mode 100644
index 0000000000..d6c58c102f
--- /dev/null
+++ b/depends/patches/native_cctools/ld64_disable_threading.patch
@@ -0,0 +1,26 @@
+commit 584668415039adeed073decee7e04de28248afd3
+Author: fanquake <fanquake@gmail.com>
+Date: Tue Aug 18 01:20:24 2020 +0000
+
+ Disable threading to fix non-determinism
+
+ A bug in the file parser can cause dependencies to be calculated
+ differently based on which files have already been parsed. This is more
+ likely to occur on systems with more CPUs.
+
+ Just disable threading for now. There is no noticable slowdown.
+
+ See #9891.
+
+diff --git a/cctools/ld64/src/ld/InputFiles.h b/cctools/ld64/src/ld/InputFiles.h
+index ef9c756..90a70b6 100644
+--- a/cctools/ld64/src/ld/InputFiles.h
++++ b/cctools/ld64/src/ld/InputFiles.h
+@@ -25,7 +25,6 @@
+ #ifndef __INPUT_FILES_H__
+ #define __INPUT_FILES_H__
+
+-#define HAVE_PTHREADS 1
+
+ #include <stdlib.h>
+ #include <sys/types.h>