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Add support for tracking origins of uninitialized memory

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This commit is contained in:
Tomasz Miąsko 2019-11-16 00:00:00 +00:00
parent 9b90703289
commit 0812eebc4a
4 changed files with 53 additions and 2 deletions
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4
src/librustc_codegen_ssa/back/write.rs
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@ -61,6 +61,7 @@ pub struct ModuleConfig {
pub sanitizer: Option<Sanitizer>,
pub sanitizer_recover: Vec<Sanitizer>,
pub sanitizer_memory_track_origins: usize,
// Flags indicating which outputs to produce.
pub emit_pre_lto_bc: bool,
@ -102,6 +103,7 @@ impl ModuleConfig {
sanitizer: None,
sanitizer_recover: Default::default(),
sanitizer_memory_track_origins: 0,
emit_no_opt_bc: false,
emit_pre_lto_bc: false,
@ -359,6 +361,8 @@ pub fn start_async_codegen<B: ExtraBackendMethods>(
modules_config.pgo_use = sess.opts.cg.profile_use.clone();
modules_config.sanitizer = sess.opts.debugging_opts.sanitizer.clone();
modules_config.sanitizer_recover = sess.opts.debugging_opts.sanitizer_recover.clone();
modules_config.sanitizer_memory_track_origins =
sess.opts.debugging_opts.sanitizer_memory_track_origins;
modules_config.opt_level = Some(sess.opts.optimize);
modules_config.opt_size = Some(sess.opts.optimize);