hmz007
36ed224bac
Signed-off-by: hmz007 <hmz007@gmail.com> Change-Id: Ib87fdbe7a0be7dc961af3500fe9ea4589a127f9f
75 lines
1.9 KiB
C++
75 lines
1.9 KiB
C++
// RUN: %clang_cc1 -triple i386-unknown-unknown -emit-llvm -o - %s | FileCheck %s
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#pragma GCC visibility push(hidden)
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struct x {
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static int y;
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};
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#pragma GCC visibility pop
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int x::y = 10;
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// CHECK: @_ZN1x1yE = hidden global
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#pragma GCC visibility push(hidden)
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struct __attribute((visibility("default"))) x2 {
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static int y;
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};
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int x2::y = 10;
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// CHECK: @_ZN2x21yE = global
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#pragma GCC visibility pop
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#pragma GCC visibility push(hidden)
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template<class T> struct x4 {
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static int y;
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};
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#pragma GCC visibility pop
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template<> int x4<int>::y = 10;
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// CHECK: @_ZN2x4IiE1yE = hidden global i32
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#pragma GCC visibility push(hidden)
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template<int x> int f() { return x; }
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extern "C" int g() { return f<3>(); }
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#pragma GCC visibility pop
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// CHECK-LABEL: define hidden i32 @g()
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// CHECK-LABEL: define linkonce_odr hidden i32 @_Z1fILi3EEiv()
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#pragma GCC visibility push(hidden)
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template<class T> struct x5 {
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void y();
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};
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#pragma GCC visibility pop
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template<> void x5<int>::y() {}
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// CHECK-LABEL: define hidden void @_ZN2x5IiE1yEv
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#pragma GCC visibility push(hidden)
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namespace n __attribute((visibility("default"))) {
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void f() {}
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// CHECK-LABEL: define void @_ZN1n1fEv
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}
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#pragma GCC visibility pop
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namespace n __attribute((visibility("default"))) {
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#pragma GCC visibility push(hidden)
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void g() {}
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// CHECK-LABEL: define hidden void @_ZN1n1gEv
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#pragma GCC visibility pop
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}
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namespace test2 {
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#pragma GCC visibility push(default)
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#pragma GCC visibility push(hidden)
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struct foo { // foo is hidden
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};
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#pragma GCC visibility pop
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struct foo; // declaration is ok, we ignore the default in the stack
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template<typename T>
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struct bar { // bar is default
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static void f(){}
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};
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#pragma GCC visibility pop
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void zed() {
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bar<foo>::f();
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bar<int>::f();
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}
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// CHECK-LABEL: define linkonce_odr hidden void @_ZN5test23barINS_3fooEE1fEv
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// CHECK-LABEL: define linkonce_odr void @_ZN5test23barIiE1fEv
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}
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