https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86505
--- Comment #11 from Richard Biener <rguenth at gcc dot gnu.org> --- Author: rguenth Date: Fri Oct 12 13:41:56 2018 New Revision: 265100 URL: https://gcc.gnu.org/viewcvs?rev=265100&root=gcc&view=rev Log: 2018-10-12 Richard Biener <rguent...@suse.de> Backport from mainline 2018-08-23 Richard Biener <rguent...@suse.de> PR middle-end/87024 * tree-inline.c (copy_bb): Drop unused __builtin_va_arg_pack_len calls. * gcc.dg/pr87024.c: New testcase. 2018-08-17 Richard Biener <rguent...@suse.de> PR middle-end/86505 * tree-inline.c (copy_bb): When inlining __builtin_va_arg_pack_len () across a va-arg-pack using call adjust its return value accordingly. * gcc.dg/torture/pr86505.c: New testcase. Added: branches/gcc-7-branch/gcc/testsuite/gcc.dg/pr87024.c branches/gcc-7-branch/gcc/testsuite/gcc.dg/torture/pr86505.c Modified: branches/gcc-7-branch/gcc/ChangeLog branches/gcc-7-branch/gcc/testsuite/ChangeLog branches/gcc-7-branch/gcc/tree-inline.c