1; RUN: opt -S -Oz < %s | FileCheck %s -check-prefix=OZ
2; RUN: opt -S -O2 < %s | FileCheck %s -check-prefix=O2
3
4; The inline threshold for a function with the optsize attribute is currently
5; the same as the global inline threshold for -Os. Check that the optsize
6; function attribute don't alter the function specific inline threshold if the
7; global inline threshold is lower (as for -Oz).
8
9@a = global i32 4
10
11; This function should be larger than the inline threshold for -Oz (25), but
12; smaller than the inline threshold for optsize (75).
13define i32 @inner() {
14  %a1 = load volatile i32* @a
15  %x1 = add i32 %a1,  %a1
16  %a2 = load volatile i32* @a
17  %x2 = add i32 %x1, %a2
18  %a3 = load volatile i32* @a
19  %x3 = add i32 %x2, %a3
20  %a4 = load volatile i32* @a
21  %x4 = add i32 %x3, %a4
22  %a5 = load volatile i32* @a
23  %x5 = add i32 %x3, %a5
24  ret i32 %x5
25}
26
27; @inner() should be inlined for -O2 but not for -Oz.
28; OZ: call
29; O2-NOT: call
30define i32 @outer() optsize {
31   %r = call i32 @inner()
32   ret i32 %r
33}
34