xref: /llvm-project/clang/test/CodeGenObjC/gnu-deterministic-selectors.m (revision 9466b49171dc4b21f56a48594fc82b1e52f5358a)
1// RUN: %clang_cc1 -triple x86_64-unknown-freebsd -fobjc-runtime=gnustep-1.5 %s -emit-llvm -o - | FileCheck %s
2// RUN: %clang_cc1 -triple x86_64-unknown-freebsd -fobjc-runtime=gcc %s -emit-llvm -o - | FileCheck %s
3
4// Check that these selectors are emitted in alphabetical order.
5// The order doesn't actually matter, only that it doesn't vary across runs.
6// Clang sorts them when targeting a GCC-like ABI to guarantee determinism.
7// CHECK: @.objc_selector_list = internal global [6 x { ptr, ptr }] [{ ptr, ptr } { ptr @.objc_sel_namea, ptr null }, { ptr, ptr } { ptr @.objc_sel_nameg, ptr null }, { ptr, ptr } { ptr @.objc_sel_namej, ptr null }, { ptr, ptr } { ptr @.objc_sel_namel, ptr null }, { ptr, ptr } { ptr @.objc_sel_namez, ptr null }, { ptr, ptr } zeroinitializer], align 8
8
9
10void f(void) {
11	SEL a = @selector(z);
12	SEL b = @selector(a);
13	SEL c = @selector(g);
14	SEL d = @selector(l);
15	SEL e = @selector(j);
16}
17