| // RUN: %clang_cc1 -triple i386-unknown-linux-gnu -emit-llvm -o - %s | FileCheck %s |
| // RUN: %clang_cc1 -triple i386-unknown-linux-gnu -O2 -emit-llvm -o - %s | FileCheck %s |
| |
| int foo(int) __attribute__ ((ifunc("foo_ifunc"))); |
| |
| static int f1(int i) { |
| return i + 1; |
| } |
| |
| static int f2(int i) { |
| return i + 2; |
| } |
| |
| typedef int (*foo_t)(int); |
| |
| int global; |
| |
| static foo_t foo_ifunc() { |
| return global ? f1 : f2; |
| } |
| |
| int bar() { |
| return foo(1); |
| } |
| |
| extern void goo(void); |
| |
| void bar2(void) { |
| goo(); |
| } |
| |
| extern void goo(void) __attribute__ ((ifunc("goo_ifunc"))); |
| |
| void* goo_ifunc(void) { |
| return 0; |
| } |
| // CHECK: @foo = ifunc i32 (i32), bitcast (i32 (i32)* ()* @foo_ifunc to i32 (i32)*) |
| // CHECK: @goo = ifunc void (), bitcast (i8* ()* @goo_ifunc to void ()*) |
| |
| // CHECK: call i32 @foo(i32 |
| // CHECK: call void @goo() |
