| 1 | // RUN: %clang_cc1 -triple i386-unknown-unknown -emit-llvm -o - %s | FileCheck %s |
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| 2 | |
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| 3 | #pragma GCC visibility push(hidden) |
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| 4 | struct x { |
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| 5 | static int y; |
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| 6 | }; |
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| 7 | #pragma GCC visibility pop |
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| 8 | int x::y = 10; |
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| 9 | // CHECK: @_ZN1x1yE = hidden global |
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| 10 | |
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| 11 | #pragma GCC visibility push(hidden) |
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| 12 | struct __attribute((visibility("default"))) x2 { |
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| 13 | static int y; |
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| 14 | }; |
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| 15 | int x2::y = 10; |
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| 16 | // CHECK: @_ZN2x21yE = global |
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| 17 | #pragma GCC visibility pop |
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| 18 | |
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| 19 | #pragma GCC visibility push(hidden) |
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| 20 | template<class T> struct x4 { |
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| 21 | static int y; |
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| 22 | }; |
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| 23 | #pragma GCC visibility pop |
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| 24 | template<> int x4<int>::y = 10; |
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| 25 | // CHECK: @_ZN2x4IiE1yE = hidden global i32 |
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| 26 | |
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| 27 | #pragma GCC visibility push(hidden) |
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| 28 | template<int x> int f() { return x; } |
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| 29 | extern "C" int g() { return f<3>(); } |
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| 30 | #pragma GCC visibility pop |
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| 31 | // CHECK-LABEL: define hidden i32 @g() |
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| 32 | // CHECK-LABEL: define linkonce_odr hidden i32 @_Z1fILi3EEiv() |
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| 33 | |
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| 34 | #pragma GCC visibility push(hidden) |
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| 35 | template<class T> struct x5 { |
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| 36 | void y(); |
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| 37 | }; |
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| 38 | #pragma GCC visibility pop |
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| 39 | template<> void x5<int>::y() {} |
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| 40 | // CHECK-LABEL: define hidden void @_ZN2x5IiE1yEv |
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| 41 | |
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| 42 | #pragma GCC visibility push(hidden) |
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| 43 | namespace n __attribute((visibility("default"))) { |
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| 44 | void f() {} |
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| 45 | // CHECK-LABEL: define void @_ZN1n1fEv |
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| 46 | } |
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| 47 | #pragma GCC visibility pop |
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| 48 | |
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| 49 | namespace n __attribute((visibility("default"))) { |
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| 50 | #pragma GCC visibility push(hidden) |
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| 51 | void g() {} |
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| 52 | // CHECK-LABEL: define hidden void @_ZN1n1gEv |
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| 53 | #pragma GCC visibility pop |
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| 54 | } |
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| 55 | |
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| 56 | namespace test2 { |
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| 57 | #pragma GCC visibility push(default) |
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| 58 | #pragma GCC visibility push(hidden) |
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| 59 | struct foo { // foo is hidden |
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| 60 | }; |
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| 61 | #pragma GCC visibility pop |
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| 62 | struct foo; // declaration is ok, we ignore the default in the stack |
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| 63 | template<typename T> |
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| 64 | struct bar { // bar is default |
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| 65 | static void f(){} |
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| 66 | }; |
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| 67 | #pragma GCC visibility pop |
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| 68 | void zed() { |
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| 69 | bar<foo>::f(); |
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| 70 | bar<int>::f(); |
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| 71 | } |
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| 72 | // CHECK-LABEL: define linkonce_odr hidden void @_ZN5test23barINS_3fooEE1fEv |
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| 73 | // CHECK-LABEL: define linkonce_odr void @_ZN5test23barIiE1fEv |
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| 74 | } |
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| 75 | |
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