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-rw-r--r--test/Feature/GetElementPtr.ll28
1 files changed, 28 insertions, 0 deletions
diff --git a/test/Feature/GetElementPtr.ll b/test/Feature/GetElementPtr.ll
new file mode 100644
index 00000000..7f10c0a2
--- /dev/null
+++ b/test/Feature/GetElementPtr.ll
@@ -0,0 +1,28 @@
+; RUN: llvm-as %s -f -o %t1.bc
+; RUN: %klee -disable-opt %t1.bc > %t2
+; RUN: grep PASS %t2
+
+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"
+
+declare i32 @puts(i8*)
+
+@.passstr = private constant [5 x i8] c"PASS\00", align 1
+@.failstr = private constant [5 x i8] c"FAIL\00", align 1
+
+define i32 @main() {
+entry:
+  %addr = alloca i8, align 4
+  %addrp1 = getelementptr i8* %addr, i32 1
+  %addrp1m1 = getelementptr i8* %addrp1, i32 -1
+  %test = icmp eq i8* %addr, %addrp1m1
+  br i1 %test, label %bbtrue, label %bbfalse
+
+bbtrue:
+  %0 = call i32 @puts(i8* getelementptr inbounds ([5 x i8]* @.passstr, i64 0, i64 0)) nounwind
+  ret i32 0
+
+bbfalse:
+  %1 = call i32 @puts(i8* getelementptr inbounds ([5 x i8]* @.failstr, i64 0, i64 0)) nounwind
+  ret i32 0
+}