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53 lines
1.2 KiB
C++
53 lines
1.2 KiB
C++
// RUN: %clang_cc1 -std=c++1z %s -emit-llvm -fblocks -triple x86_64-apple-darwin10 -o - | FileCheck %s --implicit-check-not=should_not_be_used
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// RUN: %clang_cc1 -std=c++1z %s -emit-llvm -fblocks -triple x86_64-apple-darwin10 -o - -fexperimental-new-constant-interpreter | FileCheck %s --implicit-check-not=should_not_be_used
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void should_be_used_1();
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void should_be_used_2();
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void should_be_used_3();
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void should_not_be_used();
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struct A {
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constexpr explicit operator bool() const {
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return true;
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}
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};
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void f() {
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if constexpr (false)
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should_not_be_used();
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else
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should_be_used_1();
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if constexpr (true || ({ label: false; }))
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should_be_used_2();
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else {
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goto foo;
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foo: should_not_be_used();
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}
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if constexpr (A())
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should_be_used_3();
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else
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should_not_be_used();
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}
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// CHECK: should_be_used_1
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// CHECK: should_be_used_2
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// CHECK: should_be_used_3
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namespace BlockThisCapture {
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void foo();
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struct S {
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template <bool b>
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void m() {
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^{ if constexpr(b) (void)this; else foo(); }();
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}
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};
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void test() {
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S().m<false>();
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}
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}
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// CHECK-LABEL: define internal void @___ZN16BlockThisCapture1S1mILb0EEEvv_block_invoke(
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// CHECK: call void @_ZN16BlockThisCapture3fooEv(
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