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| author | Esteban Küber <esteban@kuber.com.ar> | 2019-11-04 10:57:41 -0800 |
|---|---|---|
| committer | Esteban Küber <esteban@kuber.com.ar> | 2019-11-05 11:01:43 -0800 |
| commit | bbd7f5c85b4c9f547490786a1453eaaf20dd0696 (patch) | |
| tree | 23b01ebad55620e42e1157a26dbffabfccc4eb2d /src/libsyntax_ext | |
| parent | d3d28a49209a21628fda0245b631e5fc3465be1a (diff) | |
| download | rust-bbd7f5c85b4c9f547490786a1453eaaf20dd0696.tar.gz rust-bbd7f5c85b4c9f547490786a1453eaaf20dd0696.zip | |
Do not ICE whith a precision flag in formatting str and no format arguments
Diffstat (limited to 'src/libsyntax_ext')
| -rw-r--r-- | src/libsyntax_ext/format.rs | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/src/libsyntax_ext/format.rs b/src/libsyntax_ext/format.rs index 37310f46f7e..3c7f80aa399 100644 --- a/src/libsyntax_ext/format.rs +++ b/src/libsyntax_ext/format.rs @@ -374,10 +374,12 @@ impl<'a, 'b> Context<'a, 'b> { format!("are {} arguments", count) }, )); - e.span_label( - self.args[pos].span, - "this parameter corresponds to the precision flag", - ); + if let Some(arg) = self.args.get(pos) { + e.span_label( + arg.span, + "this parameter corresponds to the precision flag", + ); + } zero_based_note = true; } _ => {} |