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; RUN: opt < %s -passes='function(instcombine),cgscc(attributor-cgscc),print-callgraph' -disable-output 2>&1 | FileCheck %s
; CHECK: Call graph node <<null function>><<{{.*}}>> #uses=0
; CHECK-NEXT: CS<None> calls function 'dead_fork_call'
; CHECK-NEXT: CS<None> calls function '__kmpc_fork_call'
; CHECK-NEXT: CS<None> calls function 'live_fork_call'
; CHECK-NEXT: CS<None> calls function 'd'
;
; CHECK: Call graph node for function: '.omp_outlined..0'<<{{.*}}>> #uses=0
;
; CHECK: Call graph node for function: '.omp_outlined..1'<<{{.*}}>> #uses=2
; CHECK: CS<{{.*}}> calls function 'd'
;
; CHECK: Call graph node for function: '__kmpc_fork_call'<<{{.*}}>> #uses=3
; CHECK: CS<None> calls external node
;
; CHECK: Call graph node for function: 'd'<<{{.*}}>> #uses=2
; CHECK: CS<None> calls external node
;
; CHECK: Call graph node for function: 'dead_fork_call'<<{{.*}}>> #uses=1
;
; CHECK: Call graph node for function: 'dead_fork_call2'<<{{.*}}>> #uses=0
; CHECK: CS<{{.*}}> calls function '__kmpc_fork_call'
; CHECK: CS<None> calls function '.omp_outlined..1'
;
; CHECK: Call graph node for function: 'live_fork_call'<<{{.*}}>> #uses=1
; CHECK: CS<{{.*}}> calls function '__kmpc_fork_call'
; CHECK: CS<None> calls function '.omp_outlined..1'
%struct.ident_t = type { i32, i32, i32, i32, ptr }
@.str = private unnamed_addr constant [23 x i8] c";unknown;unknown;0;0;;\00", align 1
@0 = private unnamed_addr global %struct.ident_t { i32 0, i32 2, i32 0, i32 0, ptr @.str }, align 8
define dso_local void @dead_fork_call() {
entry:
br i1 true, label %if.then, label %if.else
if.then: ; preds = %entry
br label %if.end
if.else: ; preds = %entry
call void @dead_fork_call2()
call void (ptr, i32, ptr, ...) @__kmpc_fork_call(ptr @0, i32 0, ptr @.omp_outlined..0)
br label %if.end
if.end: ; preds = %if.else, %if.then
ret void
}
define internal void @dead_fork_call2() {
entry:
call void (ptr, i32, ptr, ...) @__kmpc_fork_call(ptr @0, i32 0, ptr @.omp_outlined..1)
ret void
}
define internal void @.omp_outlined..0(ptr noalias %.global_tid., ptr noalias %.bound_tid.) {
entry:
%.global_tid..addr = alloca ptr, align 8
%.bound_tid..addr = alloca ptr, align 8
store ptr %.global_tid., ptr %.global_tid..addr, align 8
store ptr %.bound_tid., ptr %.bound_tid..addr, align 8
ret void
}
declare !callback !2 void @__kmpc_fork_call(ptr, i32, ptr, ...)
define dso_local void @live_fork_call() {
entry:
call void (ptr, i32, ptr, ...) @__kmpc_fork_call(ptr @0, i32 0, ptr @.omp_outlined..1)
ret void
}
define internal void @.omp_outlined..1(ptr noalias %.global_tid., ptr noalias %.bound_tid.) {
entry:
%.global_tid..addr = alloca ptr, align 8
%.bound_tid..addr = alloca ptr, align 8
store ptr %.global_tid., ptr %.global_tid..addr, align 8
store ptr %.bound_tid., ptr %.bound_tid..addr, align 8
call void (...) @d()
ret void
}
declare dso_local void @d(...)
!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{!"clang version 11.0.0"}
!2 = !{!3}
!3 = !{i64 2, i64 -1, i64 -1, i1 true}
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