1; Test that calls to malloc() and free() are replaced 2 3; REQUIRES: allow_dump 4 5; RUN: %p2i -i %s --args -verbose=inst -threads=0 -fsanitize-address \ 6; RUN: --allow-externally-defined-symbols | FileCheck --check-prefix=DUMP %s 7 8declare external i32 @malloc(i32) 9declare external i32 @calloc(i32, i32) 10declare external i32 @realloc(i32, i32) 11declare external void @free(i32) 12 13define internal void @func() { 14 %ptr1 = call i32 @malloc(i32 42) 15 %ptr2 = call i32 @calloc(i32 12, i32 42) 16 %ptr3 = call i32 @realloc(i32 0, i32 100) 17 call void @free(i32 %ptr1) 18 ret void 19} 20 21; DUMP-LABEL: ================ Instrumented CFG ================ 22; DUMP-NEXT: define internal void @func() { 23; DUMP-NEXT: __0: 24; DUMP-NEXT: %ptr1 = call i32 @__asan_malloc(i32 42) 25; DUMP-NEXT: %ptr2 = call i32 @__asan_calloc(i32 12, i32 42) 26; DUMP-NEXT: %ptr3 = call i32 @__asan_realloc(i32 0, i32 100) 27; DUMP-NEXT: call void @__asan_free(i32 %ptr1) 28; DUMP-NEXT: ret void 29; DUMP-NEXT: } 30