1 // RUN: %clang_cc1 -emit-llvm -triple thumbv7-windows-itanium -fexceptions -fcxx-exceptions %s -o - | FileCheck %s
2 // RUN: %clang_cc1 -emit-llvm -triple i686-windows-itanium -fexceptions -fcxx-exceptions %s -o - | FileCheck %s
3 // REQUIRES: asserts
4
except()5 void except() {
6 throw 32;
7 }
8
attempt()9 void attempt() {
10 try { except(); } catch (...) { }
11 }
12
13 // CHECK: @_ZTIi = external dso_local constant i8*
14
15 // CHECK: define {{.*}}void @_Z6exceptv() {{.*}} {
16 // CHECK: %exception = call {{.*}}i8* @__cxa_allocate_exception(i32 4)
17 // CHECK: %0 = bitcast i8* %exception to i32*
18 // CHECK: store i32 32, i32* %0
19 // CHECK: call {{.*}}void @__cxa_throw(i8* %exception, i8* bitcast (i8** @_ZTIi to i8*), i8* null)
20 // CHECK: unreachable
21 // CHECK: }
22
23 // CHECK: define {{.*}}void @_Z7attemptv()
24 // CHECK-SAME: personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*)
25 // CHECK: %exn.slot = alloca i8*
26 // CHECK: %ehselector.slot = alloca i32
27 // CHECK: invoke {{.*}}void @_Z6exceptv()
28 // CHECK: to label %invoke.cont unwind label %lpad
29 // CHECK: invoke.cont:
30 // CHECK: br label %try.cont
31 // CHECK: lpad:
32 // CHECK: %0 = landingpad { i8*, i32 }
33 // CHECK: catch i8* null
34 // CHECK: %1 = extractvalue { i8*, i32 } %0, 0
35 // CHECK: store i8* %1, i8** %exn.slot
36 // CHECK: %2 = extractvalue { i8*, i32 } %0, 1
37 // CHECK: store i32 %2, i32* %ehselector.slot
38 // CHECK: br label %catch
39 // CHECK: catch:
40 // CHECK: %exn = load i8*, i8** %exn.slot
41 // CHECK: %3 = call {{.*}}i8* @__cxa_begin_catch(i8* %{{2|exn}})
42 // CHECK: call {{.*}}void @__cxa_end_catch()
43 // CHECK: br label %try.cont
44 // CHECK: try.cont:
45 // CHECK: ret void
46 // CHECK: }
47
48
49