1 ; RUN: opt -S -instcombine <%s | FileCheck %s
2 ; rdar://problem/16165191
3 ; llvm.compiler.used functions should not be renamed
5 target triple = "x86_64-apple-darwin11"
7 @llvm.compiler.used = appending global [1 x i8*] [
8 i8* bitcast (i32(i8*)* @puts to i8*)
9 ], section "llvm.metadata"
10 @llvm.used = appending global [1 x i8*] [
11 i8* bitcast (i32(i32)* @uses_printf to i8*)
12 ], section "llvm.metadata"
14 @str = private unnamed_addr constant [13 x i8] c"hello world\0A\00"
16 define i32 @uses_printf(i32 %i) {
18 %s = getelementptr [13 x i8], [13 x i8]* @str, i64 0, i64 0
19 call i32 (i8*, ...) @printf(i8* %s)
23 define internal i32 @printf(i8* readonly nocapture %fmt, ...) {
25 %ret = call i32 @bar(i8* %fmt)
29 ; CHECK: define {{.*}} @puts(
30 define internal i32 @puts(i8* %s) {
32 %ret = call i32 @bar(i8* %s)