When constant folding GEP of GEP, do not crash if an index of
the inner GEP is not a ConstantInt.
llvm-svn: 98359
diff --git a/llvm/test/Transforms/InstCombine/gepgep.ll b/llvm/test/Transforms/InstCombine/gepgep.ll
new file mode 100644
index 0000000..9e681d2
--- /dev/null
+++ b/llvm/test/Transforms/InstCombine/gepgep.ll
@@ -0,0 +1,13 @@
+; RUN: opt < %s -instcombine -disable-output
+
+target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64"
+target triple = "x86_64-unknown-linux-gnu"
+
+@buffer = external global [64 x float]
+
+declare void @use(i8*)
+
+define void @f() {
+ call void @use(i8* getelementptr (i8* getelementptr (i8* bitcast ([64 x float]* @buffer to i8*), i64 and (i64 sub (i64 0, i64 ptrtoint ([64 x float]* @buffer to i64)), i64 63)), i64 64))
+ ret void
+}