diff '--color=auto' -ruN libkdumpfile-0.4.1/src/kdumpfile/devmem.c libkdumpfile-0.4.1-fix-for-gcc12/src/kdumpfile/devmem.c
--- libkdumpfile-0.4.1/src/kdumpfile/devmem.c	2020-02-13 06:48:02.000000000 -0800
+++ libkdumpfile-0.4.1-fix-for-gcc12/src/kdumpfile/devmem.c	2022-04-21 16:54:42.830664327 -0700
@@ -84,6 +84,7 @@
 	}
 }
 
+__attribute__((__noipa__))
 static int
 xen_cpuid(uint32_t leaf, uint32_t subleaf,
 	  uint32_t *eax, uint32_t *ebx, uint32_t *ecx, uint32_t *edx)