1 ; Test that global pointers to allocation functions are replaced 2 3 ; REQUIRES: allow_dump 4 5 ; RUN: %p2i -i %s --args -verbose=global_init -threads=0 -fsanitize-address \ 6 ; RUN: -allow-externally-defined-symbols | FileCheck --check-prefix=DUMP %s 7 8 declare external i32 @malloc(i32) 9 declare external i32 @realloc(i32, i32) 10 declare external i32 @calloc(i32, i32) 11 declare external void @free(i32) 12 declare external void @foo() 13 14 @global_malloc = internal global i32 ptrtoint (i32 (i32)* @malloc to i32) 15 @global_realloc = internal global i32 ptrtoint (i32 (i32, i32)* @realloc to i32) 16 @global_calloc = internal global i32 ptrtoint (i32 (i32, i32)* @calloc to i32) 17 @global_free = internal global i32 ptrtoint (void (i32)* @free to i32) 18 @global_foo = internal global i32 ptrtoint (void ()* @foo to i32) 19 20 @constant_malloc = internal constant i32 ptrtoint (i32 (i32)* @malloc to i32) 21 @constant_realloc = internal constant i32 ptrtoint (i32 (i32, i32)* @realloc to i32) 22 @constant_calloc = internal constant i32 ptrtoint (i32 (i32, i32)* @calloc to i32) 23 @constant_free = internal constant i32 ptrtoint (void (i32)* @free to i32) 24 @constant_foo = internal constant i32 ptrtoint (void ()* @foo to i32) 25 26 @multiple_initializers = internal global <{i32, i32}> <{i32 ptrtoint (i32 (i32)* @malloc to i32), i32 ptrtoint (void (i32)* @free to i32)}> 27 28 define void @func() { 29 ret void 30 } 31 32 ; DUMP: Instrumented Globals 33 ; DUMP-NEXT: @__$rz_array 34 ; DUMP-NEXT: @__$rz_sizes 35 ; DUMP-NEXT: @__$rz0 36 ; DUMP-NEXT: @global_malloc = internal global i32 37 ; DUMP-SAME: ptrtoint (i32 (i32)* @__asan_malloc to i32) 38 ; DUMP-NEXT: @__$rz1 39 ; DUMP-NEXT: @__$rz2 40 ; DUMP-NEXT: @global_realloc = internal global i32 41 ; DUMP-SAME: ptrtoint (i32 (i32, i32)* @__asan_realloc to i32) 42 ; DUMP-NEXT: @__$rz3 43 ; DUMP-NEXT: @__$rz4 44 ; DUMP-NEXT: @global_calloc = internal global i32 45 ; DUMP-SAME: ptrtoint (i32 (i32, i32)* @__asan_calloc to i32) 46 ; DUMP-NEXT: @__$rz5 47 ; DUMP-NEXT: @__$rz6 48 ; DUMP-NEXT: @global_free = internal global i32 49 ; DUMP-SAME: ptrtoint (void (i32)* @__asan_free to i32) 50 ; DUMP-NEXT: @__$rz7 51 ; DUMP-NEXT: @__$rz8 52 ; DUMP-NEXT: @global_foo = internal global i32 53 ; DUMP-SAME: ptrtoint (void ()* @foo to i32) 54 ; DUMP-NEXT: @__$rz9 55 ; DUMP-NEXT: @__$rz10 56 ; DUMP-NEXT: @constant_malloc = internal constant i32 57 ; DUMP-SAME: ptrtoint (i32 (i32)* @__asan_malloc to i32) 58 ; DUMP-NEXT: @__$rz11 59 ; DUMP-NEXT: @__$rz12 60 ; DUMP-NEXT: @constant_realloc = internal constant i32 61 ; DUMP-SAME: ptrtoint (i32 (i32, i32)* @__asan_realloc to i32) 62 ; DUMP-NEXT: @__$rz13 63 ; DUMP-NEXT: @__$rz14 64 ; DUMP-NEXT: @constant_calloc = internal constant i32 65 ; DUMP-SAME: ptrtoint (i32 (i32, i32)* @__asan_calloc to i32) 66 ; DUMP-NEXT: @__$rz15 67 ; DUMP-NEXT: @__$rz16 68 ; DUMP-NEXT: @constant_free = internal constant i32 69 ; DUMP-SAME: ptrtoint (void (i32)* @__asan_free to i32) 70 ; DUMP-NEXT: @__$rz17 71 ; DUMP-NEXT: @__$rz18 72 ; DUMP-NEXT: @constant_foo = internal constant i32 73 ; DUMP-SAME: ptrtoint (void ()* @foo to i32) 74 ; DUMP-NEXT: @__$rz19 75 ; DUMP-NEXT: @__$rz20 76 ; DUMP-NEXT: @multiple_initializers = internal global <{ i32, i32 }> 77 ; DUMP-SAME: <{ i32 ptrtoint (i32 (i32)* @__asan_malloc to i32), 78 ; DUMP-SAME: i32 ptrtoint (void (i32)* @__asan_free to i32) }> 79 ; DUMP-NEXT: @__$rz21
