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
8declare external i32 @malloc(i32)
9declare external i32 @realloc(i32, i32)
10declare external i32 @calloc(i32, i32)
11declare external void @free(i32)
12declare 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
28define 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