From a2e9032deaf9dbcff329d650f61e36c6a5aa1fc4 Mon Sep 17 00:00:00 2001 From: Richard Biener Date: Fri, 5 Apr 2024 11:02:46 +0200 Subject: [PATCH] Add default bitmap obstack allocation check The following adds a check that the global bitmap obstack is initialized when allocating a bitmap from it. * bitmap.cc (bitmap_alloc): When using the global bitmap obstack assert that is initialized. --- gcc/bitmap.cc | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/gcc/bitmap.cc b/gcc/bitmap.cc index 459e32c1ad1..0905cde696f 100644 --- a/gcc/bitmap.cc +++ b/gcc/bitmap.cc @@ -781,7 +781,10 @@ bitmap_alloc (bitmap_obstack *bit_obstack MEM_STAT_DECL) bitmap map; if (!bit_obstack) - bit_obstack = &bitmap_default_obstack; + { + gcc_assert (bitmap_default_obstack_depth > 0); + bit_obstack = &bitmap_default_obstack; + } map = bit_obstack->heads; if (map) bit_obstack->heads = (class bitmap_head *) map->first; -- 2.47.2