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f193bcc701
This reverts the following commits: 37ca7a795b277c20c02a218bf44052278c03344b 9aa6c72b92b6c89cc6d23b693257df9af7de2d15 705387c5074bcca36d626882462ebbc2bcc3bed4 8ca4b3ef19fe82d7ad6a6e1515317dcc01b41515 80dba72a669b5416e97a42fd2c2a7bc5a6d3f44a
36 lines
1.4 KiB
C++
36 lines
1.4 KiB
C++
// RUN: %clang_cc1 -triple=x86_64-apple-darwin -std=c++11 -emit-llvm -o - %s | FileCheck %s
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class B {
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public:
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[[clang::disable_tail_calls]] virtual int m1() { return 1; }
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virtual int m2() { return 2; }
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int m3() { return 3; }
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[[clang::disable_tail_calls]] int m4();
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};
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class D : public B {
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public:
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int m1() override { return 11; }
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[[clang::disable_tail_calls]] int m2() override { return 22; }
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};
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int foo1() {
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B *b = new B;
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D *d = new D;
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int t = 0;
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t += b->m1() + b->m2() + b->m3() + b->m4();
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t += d->m1() + d->m2();
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return t;
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}
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// CHECK: define linkonce_odr i32 @_ZN1B2m3Ev(%class.B* {{[^,]*}} %this) [[ATTRFALSE:#[0-9]+]]
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// CHECK: declare i32 @_ZN1B2m4Ev(%class.B* {{[^,]*}}) [[ATTRTRUE0:#[0-9]+]]
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// CHECK: define linkonce_odr i32 @_ZN1B2m1Ev(%class.B* {{[^,]*}} %this) unnamed_addr [[ATTRTRUE1:#[0-9]+]]
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// CHECK: define linkonce_odr i32 @_ZN1B2m2Ev(%class.B* {{[^,]*}} %this) unnamed_addr [[ATTRFALSE:#[0-9]+]]
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// CHECK: define linkonce_odr i32 @_ZN1D2m1Ev(%class.D* {{[^,]*}} %this) unnamed_addr [[ATTRFALSE:#[0-9]+]]
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// CHECK: define linkonce_odr i32 @_ZN1D2m2Ev(%class.D* {{[^,]*}} %this) unnamed_addr [[ATTRTRUE1:#[0-9]+]]
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// CHECK-NOT: attributes [[ATTRFALSE]] = { {{.*}}"disable-tail-calls"="false"{{.*}} }
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// CHECK: attributes [[ATTRTRUE0]] = { {{.*}}"disable-tail-calls"="true"{{.*}} }
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// CHECK: attributes [[ATTRTRUE1]] = { {{.*}}"disable-tail-calls"="true"{{.*}} }
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