https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89703
--- Comment #7 from Jakub Jelinek <jakub at gcc dot gnu.org> --- Author: jakub Date: Fri Aug 30 12:18:54 2019 New Revision: 275131 URL: https://gcc.gnu.org/viewcvs?rev=275131&root=gcc&view=rev Log: Backported from mainline 2019-03-14 Jakub Jelinek <ja...@redhat.com> PR tree-optimization/89703 * tree-ssa-strlen.c (valid_builtin_call): Punt if stmt call types aren't compatible also with builtin_decl_explicit. Check pure or non-pure status of BUILT_IN_STR{{,N}CMP,N{LEN,{CAT,CPY}{,_CHK}}} and BUILT_IN_STPNCPY{,_CHK}. * gcc.c-torture/compile/pr89703-1.c: New test. * gcc.c-torture/compile/pr89703-2.c: New test. Added: branches/gcc-7-branch/gcc/testsuite/gcc.c-torture/compile/pr89703-1.c branches/gcc-7-branch/gcc/testsuite/gcc.c-torture/compile/pr89703-2.c Modified: branches/gcc-7-branch/gcc/ChangeLog branches/gcc-7-branch/gcc/testsuite/ChangeLog branches/gcc-7-branch/gcc/tree-ssa-strlen.c