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36 lines
1.3 KiB
36 lines
1.3 KiB
4 months ago
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// RUN: %clang_cc1 -std=c++98 %s -triple x86_64-linux-gnu -emit-llvm -o - -fexceptions -fcxx-exceptions -pedantic-errors | FileCheck %s
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// RUN: %clang_cc1 -std=c++11 %s -triple x86_64-linux-gnu -emit-llvm -o - -fexceptions -fcxx-exceptions -pedantic-errors | FileCheck %s
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// RUN: %clang_cc1 -std=c++14 %s -triple x86_64-linux-gnu -emit-llvm -o - -fexceptions -fcxx-exceptions -pedantic-errors | FileCheck %s
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// RUN: %clang_cc1 -std=c++1z %s -triple x86_64-linux-gnu -emit-llvm -o - -fexceptions -fcxx-exceptions -pedantic-errors | FileCheck %s
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// dr1748: 3.7
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// FIXME: __SIZE_TYPE__ expands to 'long long' on some targets.
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__extension__ typedef __SIZE_TYPE__ size_t;
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void *operator new(size_t, void *);
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void *operator new[](size_t, void *);
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struct X { X(); };
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// The reserved placement allocation functions get inlined
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// even if we can't see their definitions. They do not
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// perform a null check.
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// CHECK-LABEL: define {{.*}} @_Z1fPv(
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// CHECK-NOT: call
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// CHECK-NOT: icmp{{.*}} null
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// CHECK-NOT: br i1
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// CHECK: call void @_ZN1XC1Ev(
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// CHECK: }
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X *f(void *p) { return new (p) X; }
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// CHECK-LABEL: define {{.*}} @_Z1gPv(
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// CHECK-NOT: call
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// CHECK-NOT: icmp{{.*}} null
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// CHECK-NOT: br i1
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// CHECK: call void @_ZN1XC1Ev(
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// CHECK: br i1
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// CHECK: }
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X *g(void *p) { return new (p) X[5]; }
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