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authorManish Goregaokar <manishsmail@gmail.com>2015-03-20 05:31:30 +0530
committerManish Goregaokar <manishsmail@gmail.com>2015-03-20 12:43:14 +0530
commit83a95b0de97f1e4d77e5e0060095f4a36ba7a7df (patch)
treee3857073e1a0b6056b4fb11bedec745d0b549f73
parent17f3f3e3e6734690db06a73c76edb923593dec85 (diff)
parentb4a72a403a9dfcb3ba906606b3ea0b8363884cdf (diff)
downloadrust-83a95b0de97f1e4d77e5e0060095f4a36ba7a7df.tar.gz
rust-83a95b0de97f1e4d77e5e0060095f4a36ba7a7df.zip
Rollup merge of #23527 - steveklabnik:gh16330, r=alexcrichton
 Fixes #16330

My troff is probably poor, so make sure that all looks okay.
-rw-r--r--man/rustc.122
1 files changed, 22 insertions, 0 deletions
diff --git a/man/rustc.1 b/man/rustc.1
index f37e6600190..33ef3f9ee4a 100644
--- a/man/rustc.1
+++ b/man/rustc.1
@@ -242,6 +242,28 @@ full debug info with variable and type information.
 \fBopt\-level\fR=\fIVAL\fR
 Optimize with possible levels 0\[en]3
 
+.SH ENVIRONMENT VARIABLES
+
+Some of these affect the output of the compiler, while others affect programs
+which link to the standard library.
+
+.TP
+\fBRUST_TEST_THREADS\fR
+The test framework Rust provides executes tests in parallel. This variable sets
+the maximum number of threads used for this purpose.
+
+.TP
+\fBRUST_TEST_NOCAPTURE\fR
+A synonym for the --nocapture flag.
+
+.TP
+\fBRUST_MIN_STACK\fR
+Sets the minimum stack size for new threads.
+
+.TP
+\fBRUST_BACKTRACE\fR
+If set, produces a backtrace in the output of a program which panics.
+
 .SH "EXAMPLES"
 To build an executable from a source file with a main function:
     $ rustc \-o hello hello.rs