| ; RUN: opt < %s -passes=gvn |
| ; PR7052 |
| |
| 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" |
| |
| define i32 @main(i32 %argc, ptr nocapture %argv) personality ptr @__gxx_personality_v0 { |
| entry: |
| %0 = getelementptr inbounds i8, ptr undef, i64 5 ; <ptr> [#uses=1] |
| store i32 undef, ptr %0, align 1 |
| br i1 undef, label %k121.i.i, label %l117.i.i |
| |
| l117.i.i: ; preds = %entry |
| invoke fastcc void @foo() |
| to label %.noexc5 unwind label %landing_pad |
| |
| .noexc5: ; preds = %l117.i.i |
| unreachable |
| |
| k121.i.i: ; preds = %entry |
| br i1 undef, label %l129.i.i, label %k133.i.i |
| |
| l129.i.i: ; preds = %k121.i.i |
| invoke fastcc void @foo() |
| to label %.noexc7 unwind label %landing_pad |
| |
| .noexc7: ; preds = %l129.i.i |
| unreachable |
| |
| k133.i.i: ; preds = %k121.i.i |
| %1 = getelementptr i8, ptr undef, i64 5 ; <ptr> [#uses=1] |
| %2 = load i1, ptr %1 ; <i1> [#uses=1] |
| br i1 %2, label %k151.i.i, label %l147.i.i |
| |
| l147.i.i: ; preds = %k133.i.i |
| invoke fastcc void @foo() |
| to label %.noexc10 unwind label %landing_pad |
| |
| .noexc10: ; preds = %l147.i.i |
| unreachable |
| |
| k151.i.i: ; preds = %k133.i.i |
| ret i32 0 |
| |
| landing_pad: ; preds = %l147.i.i, %l129.i.i, %l117.i.i |
| %exn = landingpad {ptr, i32} |
| cleanup |
| switch i32 undef, label %fin [ |
| i32 1, label %catch1 |
| i32 2, label %catch |
| ] |
| |
| fin: ; preds = %landing_pad |
| unreachable |
| |
| catch: ; preds = %landing_pad |
| ret i32 1 |
| |
| catch1: ; preds = %landing_pad |
| ret i32 2 |
| } |
| |
| declare fastcc void @foo() |
| |
| declare i32 @__gxx_personality_v0(...) |