74 lines
3.4 KiB
C++
74 lines
3.4 KiB
C++
// RUN: %clang_cc1 -emit-llvm -o - -triple i686-pc-win32 %s | FileCheck %s
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// Define macros, using token pasting, to build up an identifier of any length
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#define C_(P1, P2) P1##P2
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#define C2(P1, P2) C_(P1, P2)
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#define C4(P1, P2, P3, P4) C2(C2(P1, P2), C2(P3, P4))
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#define X2(X) C2(X, X)
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#define X4(X) X2(X2(X))
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#define X8(X) X2(X4(X))
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#define X16(X) X2(X8(X))
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#define X32(X) X2(X16(X))
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#define X64(X) X2(X32(X))
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#define X128(X) X2(X64(X))
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#define X256(X) X2(X128(X))
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#define X512(X) X2(X256(X))
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#define X1024(X) X2(X512(X))
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#define X2048(X) X2(X1024(X))
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#define X4096(X) X2(X2048(X))
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#define X4095(X) \
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C2(C2( \
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C4(X, X2(X), X4(X), X8(X)), \
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C4(X16(X), X32(X), X64(X), X128(X))), \
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C4(X256(X), X512(X), X1024(X), X2048(X)))
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int X4095(x);
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#define Y4095 X4095(y)
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// CHECK-DAG: @"??@bf7ea7b95f260b0b24e7f1e8fc8370ab@" = dso_local global i32 0, align 4
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struct Y4095 {
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Y4095 ();
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virtual void f();
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};
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Y4095::Y4095() {}
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// CHECK-DAG: @"??@a6a285da2eea70dba6b578022be61d81@??_R4@" = linkonce_odr constant %rtti.CompleteObjectLocator
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// CHECK-DAG: @"??@a6a285da2eea70dba6b578022be61d81@" = unnamed_addr alias
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// RUN: %clang_cc1 -DTHROW -fcxx-exceptions -fms-compatibility-version=18.0 -emit-llvm -o - -triple i686-pc-win32 %s | FileCheck --check-prefix=HAVECTOR %s
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// RUN: %clang_cc1 -DTHROW -fcxx-exceptions -fms-compatibility-version=19.0 -emit-llvm -o - -triple i686-pc-win32 %s | FileCheck --check-prefix=OMITCTOR %s
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// RUN: %clang_cc1 -DTHROW -fcxx-exceptions -fms-compatibility-version=19.10 -emit-llvm -o - -triple i686-pc-win32 %s | FileCheck --check-prefix=OMITCTOR %s
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// RUN: %clang_cc1 -DTHROW -fcxx-exceptions -fms-compatibility-version=19.11 -emit-llvm -o - -triple i686-pc-win32 %s | FileCheck --check-prefix=OMITCTOR %s
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// FIXME: Not known where between 19.11 and 19.14 this changed.
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// RUN: %clang_cc1 -DTHROW -fcxx-exceptions -fms-compatibility-version=19.14 -emit-llvm -o - -triple i686-pc-win32 %s | FileCheck --check-prefix=HAVECTOR %s
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// RUN: %clang_cc1 -DTHROW -fcxx-exceptions -fms-compatibility-version=19.20 -emit-llvm -o - -triple i686-pc-win32 %s | FileCheck --check-prefix=HAVECTOR %s
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#ifdef THROW
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void g() {
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throw Y4095();
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// OMITCTOR: "_CT??@c14087f0ec22b387aea7c59083f4f546@4"
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// HAVECTOR: "_CT??@c14087f0ec22b387aea7c59083f4f546@??@4ef4f8979c81f9d2224b32bf327e6bdf@4"
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}
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#endif
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// Verify the threshold where md5 mangling kicks in
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// Test an ident with 4088 characters, pre-hash, MangleName.size() is 4095
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#define X4088(X) \
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C2(C2( \
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C4(X, X4(X), X4(X), X8(X)), \
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C4(X8(X), X32(X), X64(X), X128(X))), \
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C4(X256(X), X512(X), X1024(X), X2048(X)))
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#define Z4088 X4088(z)
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// Use initialization to verify mangled name association in the il
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int X4088(z) = 1515;
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// CHECK-DAG: @"?{{z+}}@@3HA" = dso_local global i32 1515, align 4
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// Test an ident with 4089 characters, pre-hash, MangleName.size() is 4096
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#define X4089(X) \
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C2(C2( \
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C4(X2(X), X4(X), X4(X), X8(X)), \
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C4(X8(X), X32(X), X64(X), X128(X))), \
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C4(X256(X), X512(X), X1024(X), X2048(X)))
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// Use initialization to verify mangled name association in the il
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int X4089(z) = 1717;
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// CHECK-DAG: @"??@0269945400a3474730d6880df0967d8f@" = dso_local global i32 1717, align 4
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