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| author | Ariel Ben-Yehuda <arielb1@mail.tau.ac.il> | 2017-04-20 15:08:41 +0300 |
|---|---|---|
| committer | Ariel Ben-Yehuda <ariel.byd@gmail.com> | 2017-04-22 21:00:50 +0300 |
| commit | ece6c8434bc4eba1d3addfa4d5900264e55395fc (patch) | |
| tree | 5fe4185c3ba908c2eb5c9660111eb18f9d4918f1 /src/librustc_driver | |
| parent | acd0e40b86d718d339b13f594242575c28e966f7 (diff) | |
| download | rust-ece6c8434bc4eba1d3addfa4d5900264e55395fc.tar.gz rust-ece6c8434bc4eba1d3addfa4d5900264e55395fc.zip | |
cache attributes of items from foreign crates
this avoids parsing item attributes on each call to `item_attrs`, which takes off 33% (!) of translation time and 50% (!) of trans-item collection time.
Diffstat (limited to 'src/librustc_driver')
| -rw-r--r-- | src/librustc_driver/driver.rs | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/src/librustc_driver/driver.rs b/src/librustc_driver/driver.rs index ac4e2bd5c10..438f482fa55 100644 --- a/src/librustc_driver/driver.rs +++ b/src/librustc_driver/driver.rs @@ -225,6 +225,8 @@ pub fn compile_input(sess: &Session, sess.code_stats.borrow().print_type_sizes(); } + if ::std::env::var("SKIP_LLVM").is_ok() { ::std::process::exit(0); } + let phase5_result = phase_5_run_llvm_passes(sess, &trans, &outputs); controller_entry_point!(after_llvm, |