Rollup merge of #31880 - Manishearth:debug, r=alexcrichton

Manishearth · Manishearth · commit a52c7dc27bca · 2016-02-26T17:03:40.000+05:30
Right this information isn't documented anywhere, sticking it into `make tips`
diff --git a/Makefile.in b/Makefile.in
@@ -100,6 +100,10 @@
 #     // Having trouble figuring out which test is failing? Turn off parallel tests
 #     make check-stage1-std RUST_TEST_THREADS=1
 #
+#     // To make debug!() and other logging calls visible, reconfigure:
+#     ./configure --enable-debug-assertions
+#     make ....
+#
 # If you really feel like getting your hands dirty, then:
 #
 #     run `make nitty-gritty`

Original file line number	Diff line number	Diff line change
`@@ -100,6 +100,10 @@`
`100`	`100`	`# // Having trouble figuring out which test is failing? Turn off parallel tests`
`101`	`101`	`# make check-stage1-std RUST_TEST_THREADS=1`
`102`	`102`	`#`
	`103`	`+# // To make debug!() and other logging calls visible, reconfigure:`
	`104`	`+# ./configure --enable-debug-assertions`
	`105`	`+# make ....`
	`106`	`+#`
`103`	`107`	`# If you really feel like getting your hands dirty, then:`
`104`	`108`	`#`
`105`	`109`	# run `make nitty-gritty`