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authorkennytm <kennytm@gmail.com>2018-01-13 02:26:45 +0800
committerkennytm <kennytm@gmail.com>2018-01-13 03:17:08 +0800
commitc12eabfb11384dfd45cab87a809aa442203dcc53 (patch)
tree0f7929e306da4893a0db5671686f08d4443d8859 /src/librustc_const_eval
parent21ac84e094d0e86f23eae6ed78305f413ee8d3ed (diff)
parent42410a96c40790fb050b528cb1a6277743f15d4f (diff)
downloadrust-c12eabfb11384dfd45cab87a809aa442203dcc53.tar.gz
rust-c12eabfb11384dfd45cab87a809aa442203dcc53.zip
Rollup merge of #47382 - topecongiro:issue-43105, r=eddyb
Ignore CTFE errors while lowering patterns

Closes #43105.

r? @eddyb
Diffstat (limited to 'src/librustc_const_eval')
-rw-r--r--src/librustc_const_eval/pattern.rs3
1 files changed, 2 insertions, 1 deletions
diff --git a/src/librustc_const_eval/pattern.rs b/src/librustc_const_eval/pattern.rs
index cfbb9623f7d..3cfa1d6797d 100644
--- a/src/librustc_const_eval/pattern.rs
+++ b/src/librustc_const_eval/pattern.rs
@@ -280,7 +280,8 @@ impl<'a, 'tcx> Pattern<'tcx> {
         let mut pcx = PatternContext::new(tcx, param_env_and_substs, tables);
         let result = pcx.lower_pattern(pat);
         if !pcx.errors.is_empty() {
-            span_bug!(pat.span, "encountered errors lowering pattern: {:?}", pcx.errors)
+            let msg = format!("encountered errors lowering pattern: {:?}", pcx.errors);
+            tcx.sess.delay_span_bug(pat.span, &msg);
         }
         debug!("Pattern::from_hir({:?}) = {:?}", pat, result);
         result