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[Bug c++/80297] [6/7 Regression] Compiler time crash: type mismatch in binary expression
- From: "rguenth at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Tue, 04 Apr 2017 07:49:43 +0000
- Subject: [Bug c++/80297] [6/7 Regression] Compiler time crash: type mismatch in binary expression
- Auto-submitted: auto-generated
- References: <bug-80297-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80297
--- Comment #5 from Richard Biener <rguenth at gcc dot gnu.org> ---
We can experiment with adding unshare_exprs to genmatch and see in how many
patterns that triggers. But as said, the general issue looks latent to me.
Folding during gimplification is dangerous.