| ; RUN: opt < %s -sccp -S | not grep {ret i32 undef} | |
| ; PR2358 | |
| target datalayout = | |
| "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128" | |
| target triple = "i686-pc-linux-gnu" | |
| define i32 @x(i32 %b) { | |
| entry: | |
| %val = call i32 @llvm.cttz.i32(i32 undef) | |
| ret i32 %val | |
| } | |
| declare i32 @llvm.cttz.i32(i32) | |