forked from OSchip/llvm-project
20 lines
752 B
LLVM
20 lines
752 B
LLVM
|
; Check if "RtLibUseGOT" works correctly when lib calls are simplified.
|
||
|
|
; RUN: opt < %s -instcombine -S | FileCheck %s
|
||
|
|
|
||
|
|
@percent_s = constant [4 x i8] c"%s\0A\00"
|
||
|
|
@hello_world = constant [13 x i8] c"hello world\0A\00"
|
||
|
|
declare i32 @printf(i8*, ...)
|
||
|
|
define void @printf_call() {
|
||
|
|
%fmt = getelementptr [4 x i8], [4 x i8]* @percent_s, i32 0, i32 0
|
||
|
|
%str = getelementptr [13 x i8], [13 x i8]* @hello_world, i32 0, i32 0
|
||
|
|
call i32 (i8*, ...) @printf(i8* %fmt, i8* %str)
|
||
|
|
; CHECK: call i32 @puts(i8* getelementptr inbounds ([13 x i8], [13 x i8]* @hello_world, i64 0, i64 0))
|
||
|
|
ret void
|
||
|
|
}
|
||
|
|
|
||
|
|
; CHECK: Function Attrs: nounwind nonlazybind
|
||
|
|
; CHECK-NEXT: declare i32 @puts(i8* nocapture readonly)
|
||
|
|
|
||
|
|
!llvm.module.flags = !{!0}
|
||
|
|
!0 = !{i32 7, !"RtLibUseGOT", i32 1}
|