looptest.ll
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; RUN: opt < %s -prune-eh -S | FileCheck %s
declare void @nounwind() nounwind
define internal void @foo() {
call void @nounwind()
ret void
}
; CHECK-LABEL: @caller
define i32 @caller(i32 %n) personality i32 (...)* @__gxx_personality_v0 {
entry:
br label %for
for:
%j = phi i32 [0, %entry], [%j.inc, %inc]
%j.cmp = icmp slt i32 %j, %n
br i1 %j.cmp, label %body, label %exit, !llvm.loop !0
body:
; CHECK: call void @foo(), !llvm.mem.parallel_loop_access !0
invoke void @foo( )
to label %Normal unwind label %Except, !llvm.mem.parallel_loop_access !0
br label %inc
inc:
%j.inc = add nuw nsw i32 %j, 1
br label %for, !llvm.loop !0
exit:
br label %Normal
Normal:
ret i32 0
Except:
landingpad { i8*, i32 }
catch i8* null
ret i32 1
}
declare i32 @__gxx_personality_v0(...)
!0 = distinct !{!0}