From 4014eb026b84091457f83734263dca3da0b4b937 Mon Sep 17 00:00:00 2001
From: Vasily Levchenko <vasily.levchenko@jetbrains.com>
Date: Fri, 9 Sep 2016 11:54:42 +0300
Subject: [PATCH] Makefile:.PRECIOUS

for some reasons make decides that build interrupted or so and removes intermediate results (or by some implecit rule) and delete files I've been interested in: %.ll, %.bc, %.s and %.o. .PRECIOUS helps to prevent such behaviour for selected files.
---
 experiments/dwarf-2/Makefile | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/experiments/dwarf-2/Makefile b/experiments/dwarf-2/Makefile
index b0fbf15ea07..a25729ad12e 100644
--- a/experiments/dwarf-2/Makefile
+++ b/experiments/dwarf-2/Makefile
@@ -23,10 +23,10 @@ TRANSLATOR_JAR=../translator/build/libs/translator-1.0.jar
 %.asc:%.o
 	${LLVM_DWARF_DUMP} $< > $@
 
-.PHONY: clean all
-
 all:main.asc classfields_1.asc 2-functions.asc
 
 clean:
 	${RM} *.o *.asc *.bc *.s main.ll
 
+.PHONY: clean all
+.PRECIOUS:%.ll %.bc %.s %.o