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llvm-mirror/test/Transforms/InstSimplify/2011-09-05-InsertExtractValue.ll
2011-09-05 18:16:19 +00:00

30 lines
828 B
LLVM

; RUN: opt < %s -instsimplify -S | FileCheck %s
declare void @bar()
define void @test1() {
entry:
invoke void @bar() to label %cont unwind label %lpad
cont:
ret void
lpad:
%ex = landingpad { i8*, i32 } personality i32 (i32, i64, i8*, i8*)* @__gxx_personality_v0 cleanup
%exc_ptr = extractvalue { i8*, i32 } %ex, 0
%filter = extractvalue { i8*, i32 } %ex, 1
%exc_ptr2 = insertvalue { i8*, i32 } undef, i8* %exc_ptr, 0
%filter2 = insertvalue { i8*, i32 } %exc_ptr2, i32 %filter, 1
resume { i8*, i32 } %filter2
; CHECK: @test1
; CHECK-NOT: extractvalue
; CHECK-NOT: insertvalue
}
declare i32 @__gxx_personality_v0(i32, i64, i8*, i8*)
define { i8, i32 } @test2({ i8*, i32 } %x) {
%ex = extractvalue { i8*, i32 } %x, 1
%ins = insertvalue { i8, i32 } undef, i32 %ex, 1
ret { i8, i32 } %ins
; CHECK: @test2
}