llvm-for-llvmta/test/Transforms/FunctionAttrs/read-write-scc.ll

21 lines
406 B
LLVM

; RUN: opt -S -function-attrs < %s | FileCheck %s
; RUN: opt -S -passes=function-attrs < %s | FileCheck %s
@i = global i32 0
define void @foo() {
; CHECK-LABEL: define void @foo() #0 {
store i32 1, i32* @i
call void @bar()
ret void
}
define void @bar() {
; CHECK-LABEL: define void @bar() #0 {
%i = load i32, i32* @i
call void @foo()
ret void
}
; CHECK: attributes #0 = { nofree nounwind }