[PATCH][sanitizer/106558] asan: fix unsafe optimization of Asan checks.

Hi, This patch fixes incorrect Asan optimization in https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106558 . It successfully passes bootstrap-asan, regular bootstrap and regression testing (on x86_64). With this patch number of optimizations has reduced only slightly (146062 -> 145824 on bootstrap-a

[PATCH][PING][sanitizer/106558] asan: fix unsafe optimization of Asan checks.

Hi, This patch fixes incorrect Asan optimization in https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106558 . It successfully passes bootstrap-asan, regular bootstrap and regression testing (on x86/amd64). With this patch number of optimizations has reduced only slightly (146062 -> 145824 on bootstra