48 lines
1.6 KiB
C++
48 lines
1.6 KiB
C++
// RUN: %clang_cc1 -emit-llvm -triple thumbv7-windows-itanium -fexceptions -fcxx-exceptions %s -o - | FileCheck %s
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// RUN: %clang_cc1 -emit-llvm -triple i686-windows-itanium -fexceptions -fcxx-exceptions %s -o - | FileCheck %s
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// REQUIRES: asserts
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void except() {
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throw 32;
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}
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void attempt() {
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try { except(); } catch (...) { }
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}
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// CHECK: @_ZTIi = external constant i8*
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// CHECK: define {{.*}}void @_Z6exceptv() {{.*}} {
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// CHECK: %exception = call {{.*}}i8* @__cxa_allocate_exception(i32 4)
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// CHECK: %0 = bitcast i8* %exception to i32*
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// CHECK: store i32 32, i32* %0
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// CHECK: call {{.*}}void @__cxa_throw(i8* %exception, i8* bitcast (i8** @_ZTIi to i8*), i8* null)
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// CHECK: unreachable
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// CHECK: }
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// CHECK: define {{.*}}void @_Z7attemptv() {{.*}} {
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// CHECK: %exn.slot = alloca i8*
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// CHECK: %ehselector.slot = alloca i32
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// CHECK: invoke {{.*}}void @_Z6exceptv()
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// CHECK: to label %invoke.cont unwind label %lpad
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// CHECK: invoke.cont:
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// CHECK: br label %try.cont
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// CHECK: lpad:
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// CHECK: %0 = landingpad { i8*, i32 } personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*)
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// CHECK: catch i8* null
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// CHECK: %1 = extractvalue { i8*, i32 } %0, 0
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// CHECK: store i8* %1, i8** %exn.slot
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// CHECK: %2 = extractvalue { i8*, i32 } %0, 1
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// CHECK: store i32 %2, i32* %ehselector.slot
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// CHECK: br label %catch
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// CHECK: catch:
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// CHECK: %exn = load i8** %exn.slot
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// CHECK: %3 = call {{.*}}i8* @__cxa_begin_catch(i8* %{{2|exn}})
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// CHECK: call {{.*}}void @__cxa_end_catch()
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// CHECK: br label %try.cont
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// CHECK: try.cont:
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// CHECK: ret void
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// CHECK: }
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