| ; RUN: opt < %s -tailcallelim -inline -instcombine -dse -S | FileCheck %s |
| ; PR7272 |
| |
| ; When inlining through a byval call site, the inliner creates allocas which may |
| ; be used by inlined calls, so any inlined calls need to have their 'tail' flags |
| ; cleared. If not then you can get nastiness like with this testcase, where the |
| ; (inlined) call to 'ext' in 'foo' was being passed an uninitialized value. |
| |
| 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-f80:32:32-n8:16:32" |
| target triple = "i386-pc-linux-gnu" |
| |
| declare void @ext(i32*) |
| |
| define void @bar(i32* byval %x) { |
| call void @ext(i32* %x) |
| ret void |
| } |
| |
| define void @foo(i32* %x) { |
| ; CHECK: define void @foo |
| ; CHECK: store i32 %1, i32* %x |
| call void @bar(i32* byval %x) |
| ret void |
| } |
