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[Bug sanitizer/80348] [6/7 Regression] UBSAN: compile time crash in ubsan_instrument_division
- From: "mpolacek at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Mon, 10 Apr 2017 17:18:47 +0000
- Subject: [Bug sanitizer/80348] [6/7 Regression] UBSAN: compile time crash in ubsan_instrument_division
- Auto-submitted: auto-generated
- References: <bug-80348-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80348
--- Comment #9 from Marek Polacek <mpolacek at gcc dot gnu.org> ---
Author: mpolacek
Date: Mon Apr 10 17:18:15 2017
New Revision: 246812
URL: https://gcc.gnu.org/viewcvs?rev=246812&root=gcc&view=rev
Log:
PR sanitizer/80348
* typeck.c (cp_build_binary_op): Use NULL_TREE instead of NULL. Set
ORIG_TYPE earlier and not only when shortening.
* g++.dg/ubsan/div-by-zero-3.C: New test.
Added:
trunk/gcc/testsuite/g++.dg/ubsan/div-by-zero-3.C
Modified:
trunk/gcc/cp/ChangeLog
trunk/gcc/cp/typeck.c
trunk/gcc/testsuite/ChangeLog