| ; RUN: opt -S -prune-eh < %s | FileCheck %s |
| ; RUN: opt -S -passes='function-attrs,function(simplify-cfg)' < %s | FileCheck %s |
| |
| declare void @may_throw() |
| |
| ; @callee below may be an optimized form of this function, which can |
| ; throw at runtime (see r265762 for more details): |
| ; |
| ; define linkonce_odr void @callee(i32* %ptr) noinline { |
| ; entry: |
| ; %val0 = load atomic i32, i32* %ptr unordered, align 4 |
| ; %val1 = load atomic i32, i32* %ptr unordered, align 4 |
| ; %cmp = icmp eq i32 %val0, %val1 |
| ; br i1 %cmp, label %left, label %right |
| |
| ; left: |
| ; ret void |
| |
| ; right: |
| ; call void @may_throw() |
| ; ret void |
| ; } |
| |
| define linkonce_odr void @callee(i32* %ptr) noinline { |
| ret void |
| } |
| |
| define i32 @caller(i32* %ptr) personality i32 3 { |
| ; CHECK-LABEL: @caller( |
| ; CHECK: invoke void @callee(i32* %ptr) |
| ; CHECK-NEXT: to label %normal unwind label %unwind |
| |
| entry: |
| invoke void @callee(i32* %ptr) |
| to label %normal unwind label %unwind |
| |
| normal: |
| ret i32 1 |
| |
| unwind: |
| %res = landingpad { i8*, i32 } |
| cleanup |
| ret i32 2 |
| } |