2020-04-19 23:49:47 +08:00
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// Test this without pch.
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// RUN: %clang_cc1 -triple x86_64-linux-gnu -emit-llvm -DBODY %s -o - | FileCheck %s
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// Test with pch.
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2020-06-22 00:59:51 +08:00
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// RUN: %clang_cc1 -triple x86_64-linux-gnu -emit-pch -o %t %s
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2020-04-19 23:49:47 +08:00
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// RUN: %clang_cc1 -triple x86_64-linux-gnu -emit-llvm -include-pch %t -DBODY %s -o - | FileCheck %s
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2020-06-22 00:59:51 +08:00
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// RUN: %clang_cc1 -triple x86_64-linux-gnu -emit-pch -fpch-instantiate-templates -o %t %s
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2020-04-19 23:49:47 +08:00
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// RUN: %clang_cc1 -triple x86_64-linux-gnu -emit-llvm -include-pch %t -DBODY %s -o - | FileCheck %s
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// expected-no-diagnostics
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#ifndef HEADER_H
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#define HEADER_H
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struct A {
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void foo() { bar<0>(); } // This will trigger implicit instantiation of bar<0>() in the PCH.
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template <int N>
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void bar();
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};
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#endif
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#ifdef BODY
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// But the definition is only in the source, so the instantiation must be delayed until the TU.
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template <int N>
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void A::bar() {}
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void test(A *a) { a->foo(); }
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#endif
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// CHECK: define linkonce_odr void @_ZN1A3barILi0EEEvv
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