derek.holloway
7502bf64a4
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99 lines
3.7 KiB
C
99 lines
3.7 KiB
C
// RUN: %clang_cc1 %s -triple i386-unknown-unknown -Wno-implicit-function-declaration -fvisibility=default -emit-llvm -o - | FileCheck %s -check-prefix=CHECK-DEFAULT
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// RUN: %clang_cc1 %s -triple i386-unknown-unknown -Wno-implicit-function-declaration -fvisibility=protected -emit-llvm -o - | FileCheck %s -check-prefix=CHECK-PROTECTED
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// RUN: %clang_cc1 %s -triple i386-unknown-unknown -Wno-implicit-function-declaration -fvisibility=hidden -emit-llvm -o - | FileCheck %s -check-prefix=CHECK-HIDDEN
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// CHECK-DEFAULT: @g_def ={{.*}} global i32 0
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// CHECK-DEFAULT: @g_com ={{.*}} global i32 0
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// CHECK-DEFAULT: @g_ext = external global i32
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// CHECK-DEFAULT: @g_deferred = internal global
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// CHECK-PROTECTED: @g_def = protected global i32 0
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// CHECK-PROTECTED: @g_com = protected global i32 0
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// CHECK-PROTECTED: @g_ext = external global i32
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// CHECK-PROTECTED: @g_deferred = internal global
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// CHECK-HIDDEN: @g_def = hidden global i32 0
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// CHECK-HIDDEN: @g_com = hidden global i32 0
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// CHECK-HIDDEN: @g_ext = external global i32
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// CHECK-HIDDEN: @g_deferred = internal global
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int g_com;
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int g_def = 0;
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extern int g_ext;
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static char g_deferred[] = "hello";
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// CHECK-DEFAULT: @test4 = hidden global i32 10
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// CHECK-PROTECTED: @test4 = hidden global i32 10
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// CHECK-HIDDEN: @test4 = hidden global i32 10
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// CHECK-DEFAULT-LABEL: define{{.*}} i32 @f_def()
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// CHECK-DEFAULT: declare void @f_ext()
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// CHECK-DEFAULT-LABEL: define internal void @f_deferred()
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// CHECK-PROTECTED-LABEL: define protected i32 @f_def()
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// CHECK-PROTECTED: declare void @f_ext()
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// CHECK-PROTECTED-LABEL: define internal void @f_deferred()
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// CHECK-HIDDEN-LABEL: define hidden i32 @f_def()
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// CHECK-HIDDEN: declare void @f_ext()
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// CHECK-HIDDEN-LABEL: define internal void @f_deferred()
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extern void f_ext(void);
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static void f_deferred(void) {
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}
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int f_def(void) {
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f_ext();
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f_deferred();
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return g_com + g_def + g_ext + g_deferred[0];
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}
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// PR8457
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// CHECK-DEFAULT-LABEL: define{{.*}} void @test1(
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// CHECK-PROTECTED-LABEL: define{{.*}} void @test1(
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// CHECK-HIDDEN-LABEL: define{{.*}} void @test1(
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struct Test1 { int field; };
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void __attribute__((visibility("default"))) test1(struct Test1 *v) { }
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// CHECK-DEFAULT-LABEL: define{{.*}} void @test2()
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// CHECK-PROTECTED-LABEL: define{{.*}} void @test2()
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// CHECK-HIDDEN-LABEL: define{{.*}} void @test2()
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void test2(void);
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void __attribute__((visibility("default"))) test2(void) {}
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// CHECK-DEFAULT-LABEL: define hidden void @test3()
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// CHECK-PROTECTED-LABEL: define hidden void @test3()
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// CHECK-HIDDEN-LABEL: define hidden void @test3()
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extern void test3(void);
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__private_extern__ void test3(void) {}
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// Top of file.
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extern int test4;
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__private_extern__ int test4 = 10;
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// CHECK-DEFAULT-LABEL: define hidden void @test5()
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// CHECK-PROTECTED-LABEL: define hidden void @test5()
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// CHECK-HIDDEN-LABEL: define hidden void @test5()
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__attribute__((availability(macosx,introduced=10.5,deprecated=10.6)))
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__private_extern__ void test5(void) {}
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#pragma clang attribute push([[gnu::visibility("hidden")]], apply_to=function)
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// CHECK-DEFAULT-LABEL: define hidden void @func()
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// CHECK-PROTECTED-LABEL: define hidden void @func()
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// CHECK-HIDDEN-LABEL: define hidden void @func()
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void func(void) {}
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void call(void) {
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implicit_function();
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// CHECK-DEFAULT-LABEL: declare hidden i32 @implicit_function(...)
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// CHECK-PROTECTED-LABEL: declare hidden i32 @implicit_function(...)
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// CHECK-HIDDEN-LABEL: declare hidden i32 @implicit_function(...)
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}
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#pragma clang attribute pop
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void call2(void) {
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implicit_function2();
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// CHECK-DEFAULT-LABEL: declare i32 @implicit_function2(...)
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// CHECK-PROTECTED-LABEL: declare i32 @implicit_function2(...)
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// CHECK-HIDDEN-LABEL: declare i32 @implicit_function2(...)
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}
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