llvm-project/llvm/test/Transforms/SCCP/2003-08-26-InvokeHandling.ll

24 lines
656 B
LLVM
Raw Normal View History

2003-08-27 09:05:19 +08:00
; The PHI cannot be eliminated from this testcase, SCCP is mishandling invoke's!
; RUN: opt < %s -sccp -S | grep phi
2003-08-27 09:05:19 +08:00
declare void @foo()
define i32 @test(i1 %cond) {
2003-08-27 09:05:19 +08:00
Entry:
br i1 %cond, label %Inv, label %Cont
Inv: ; preds = %Entry
invoke void @foo( )
to label %Ok unwind label %LPad
Ok: ; preds = %Inv
2003-08-27 09:05:19 +08:00
br label %Cont
LPad:
%val = landingpad { i8*, i32 } personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*)
catch i8* null
br label %Cont
Cont: ; preds = %Ok, %Inv, %Entry
%X = phi i32 [ 0, %Entry ], [ 1, %Ok ], [ 0, %LPad ] ; <i32> [#uses=1]
ret i32 %X
2003-08-27 09:05:19 +08:00
}
declare i32 @__gxx_personality_v0(...)