I've found this stale reference while looking at cp-gimplify.c. tree-gimplify.c no longer exists and its contents were merged into gimple.c.
Seems obvious enough. gcc/cp/ChangeLog: 2019-10-16 Luis Machado <luis.mach...@linaro.org> * cp-gimplify.c: Fix reference to non-existing tree-gimplify.c file. Signed-off-by: Luis Machado <luis.mach...@linaro.org> --- gcc/cp/cp-gimplify.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/gcc/cp/cp-gimplify.c b/gcc/cp/cp-gimplify.c index 154fa70ec06..0ab0438f601 100644 --- a/gcc/cp/cp-gimplify.c +++ b/gcc/cp/cp-gimplify.c @@ -1,4 +1,4 @@ -/* C++-specific tree lowering bits; see also c-gimplify.c and tree-gimple.c. +/* C++-specific tree lowering bits; see also c-gimplify.c and gimple.c. Copyright (C) 2002-2019 Free Software Foundation, Inc. Contributed by Jason Merrill <ja...@redhat.com> -- 2.17.1