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add a test similar to that needed for PR4313, but that doesn't 

fail without the patch.

llvm-svn: 84675
This commit is contained in:
Chris Lattner 2009-10-20 21:00:47 +00:00
parent 8468c8e857
commit 582d056b14
1 changed files with 30 additions and 0 deletions
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30
llvm/test/Transforms/SCCP/ipsccp-basic.ll
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@ -72,3 +72,33 @@ F:
; CHECK: define i32 @test3b
; CHECK-NOT: store
; CHECK: ret i32 0
;;======================== test4
define internal {i64,i64} @test4a() {
%a = insertvalue {i64,i64} undef, i64 4, 1
%b = insertvalue {i64,i64} %a, i64 5, 0
ret {i64,i64} %b
}
define i64 @test4b() {
%a = invoke {i64,i64} @test4a()
to label %A unwind label %B
A:
%b = extractvalue {i64,i64} %a, 0
%c = call i64 @test4c(i64 %b)
ret i64 %c
B:
ret i64 0
}
; CHECK: define i64 @test4b()
; CHECK: %c = call i64 @test4c(i64 5)
; CHECK-NEXT: ret i64 5
define internal i64 @test4c(i64 %a) {
ret i64 %a
}
; CHECK: define internal i64 @test4c
; CHECK: ret i64 undef