asan: fix RTX emission for ilp32

gcc/ChangeLog:

	PR sanitizer/95634
	* asan.c (asan_emit_stack_protection): Fix emission for ilp32
	by using Pmode instead of ptr_mode.

Co-Authored-By: Jakub Jelinek <jakub@redhat.com>
(cherry picked from commit 8cff672cb9a132d3d3158c2edfc9a64b55292b80)

diff --git a/gcc/asan.c b/gcc/asan.c
index 823eb5399939c1ebd8c508951932296ac6ce153a..4ec22162c123d50ac39387f5395106b63d22154c 100644 (file)
--- a/gcc/asan.c
+++ b/gcc/asan.c
@@ -1613,6 +1613,7 @@ asan_emit_stack_protection (rtx base, rtx pbase, unsigned int alignb,
          mem = adjust_address (mem, ptr_mode, offset);
          rtx addr = gen_reg_rtx (ptr_mode);
          emit_move_insn (addr, mem);
+         addr = convert_memory_address (Pmode, addr);
          mem = gen_rtx_MEM (QImode, addr);
          emit_move_insn (mem, const0_rtx);
        }