| ; REQUIRES: system-darwin |
| ; RUN: lli -jit-kind=orc-lazy %s |
| ; |
| ; Basic correctness testing for eh-frame processing and registration. |
| |
| source_filename = "minimal-throw-catch.cpp" |
| target datalayout = "e-m:o-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128" |
| target triple = "x86_64-apple-macosx10.14.0" |
| |
| @_ZTIi = external constant ptr |
| |
| declare ptr @__cxa_allocate_exception(i64) |
| declare void @__cxa_throw(ptr, ptr, ptr) |
| |
| declare i32 @__gxx_personality_v0(...) |
| declare i32 @llvm.eh.typeid.for(ptr) |
| declare ptr @__cxa_begin_catch(ptr) |
| declare void @__cxa_end_catch() |
| |
| define void @explode() { |
| entry: |
| %exception = tail call ptr @__cxa_allocate_exception(i64 4) |
| store i32 42, ptr %exception, align 16 |
| tail call void @__cxa_throw(ptr %exception, ptr @_ZTIi, ptr null) |
| unreachable |
| } |
| |
| define i32 @main(i32 %argc, ptr %argv) personality ptr @__gxx_personality_v0 { |
| entry: |
| invoke void @explode() |
| to label %return unwind label %lpad |
| |
| lpad: |
| %0 = landingpad { ptr, i32 } |
| catch ptr @_ZTIi |
| %1 = extractvalue { ptr, i32 } %0, 1 |
| %2 = tail call i32 @llvm.eh.typeid.for(ptr @_ZTIi) |
| %matches = icmp eq i32 %1, %2 |
| br i1 %matches, label %catch, label %eh.resume |
| |
| catch: |
| %3 = extractvalue { ptr, i32 } %0, 0 |
| %4 = tail call ptr @__cxa_begin_catch(ptr %3) |
| %5 = load i32, ptr %4, align 4 |
| %cmp = icmp ne i32 %5, 42 |
| %cond = zext i1 %cmp to i32 |
| tail call void @__cxa_end_catch() |
| br label %return |
| |
| return: |
| %retval.0 = phi i32 [ %cond, %catch ], [ 2, %entry ] |
| ret i32 %retval.0 |
| |
| eh.resume: |
| resume { ptr, i32 } %0 |
| } |