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authorStephen Hines <srhines@google.com>2012-08-23 19:08:53 -0700
committerStephen Hines <srhines@google.com>2012-08-23 19:08:53 -0700
commit31675153bd2d7617db8cb6aeb58054934c7b9f73 (patch)
treec1970fcebc736d4f731db0559a79a7ac5cb0f8bf /test/Transforms/InstCombine/select-crash.ll
parent416bb6a168a9316547db6ce3909c515f70a84f52 (diff)
parent75dd7f0c4a2b3fb9e9d4d5a0517591810c57ed92 (diff)
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Merge branch 'upstream' into merge_2
Conflicts: lib/Target/ARM/ARMCodeEmitter.cpp Change-Id: I6702d340c733e9721499b5d85b13b96ad9c14eb5
Diffstat (limited to 'test/Transforms/InstCombine/select-crash.ll')
-rw-r--r--test/Transforms/InstCombine/select-crash.ll17
1 files changed, 17 insertions, 0 deletions
diff --git a/test/Transforms/InstCombine/select-crash.ll b/test/Transforms/InstCombine/select-crash.ll
index 18af152..946ea2b 100644
--- a/test/Transforms/InstCombine/select-crash.ll
+++ b/test/Transforms/InstCombine/select-crash.ll
@@ -30,3 +30,20 @@ define <4 x float> @foo(i1 %b, <4 x float> %x, <4 x float> %y, <4 x float> %z) {
%sel = select i1 %b, <4 x float> %a, <4 x float> %sub
ret <4 x float> %sel
}
+
+; CHECK: @test3
+define i32 @test3(i1 %bool, i32 %a) {
+entry:
+ %cond = or i1 %bool, true
+ br i1 %cond, label %return, label %xpto
+
+; technically reachable, but this malformed IR may appear as a result of constant propagation
+xpto:
+ %select = select i1 %bool, i32 %a, i32 %select
+ %select2 = select i1 %bool, i32 %select2, i32 %a
+ %sum = add i32 %select, %select2
+ ret i32 %sum
+
+return:
+ ret i32 7
+}