1a5728872c7702ddd09537c95bc3cbd20e1f2fb09Daniel Dunbar// RUN: %clang_cc1 -emit-llvm -triple i386-linux-gnu -o %t %s 231c5141451d537720615edf67f15a048077bdc5fMike Stump// RUN: FileCheck --input-file=%t %s 3d58139e1d42fd8b3a841258862a6b1e643b5e67bDaniel Dunbar 431c5141451d537720615edf67f15a048077bdc5fMike Stump// CHECK: @t5 = weak global i32 2 531c5141451d537720615edf67f15a048077bdc5fMike Stumpint t5 __attribute__((weak)) = 2; 631c5141451d537720615edf67f15a048077bdc5fMike Stump 7c5cbb909e8a27deb8f1a2b6b7bf56a96051af81aChris Lattner// CHECK: @t13 = global %struct.s0 zeroinitializer, section "SECT" 831c5141451d537720615edf67f15a048077bdc5fMike Stumpstruct s0 { int x; }; 931c5141451d537720615edf67f15a048077bdc5fMike Stumpstruct s0 t13 __attribute__((section("SECT"))) = { 0 }; 1031c5141451d537720615edf67f15a048077bdc5fMike Stump 1131c5141451d537720615edf67f15a048077bdc5fMike Stump// CHECK: @t14.x = internal global i32 0, section "SECT" 1231c5141451d537720615edf67f15a048077bdc5fMike Stumpvoid t14(void) { 1331c5141451d537720615edf67f15a048077bdc5fMike Stump static int x __attribute__((section("SECT"))) = 0; 1431c5141451d537720615edf67f15a048077bdc5fMike Stump} 1531c5141451d537720615edf67f15a048077bdc5fMike Stump 1631c5141451d537720615edf67f15a048077bdc5fMike Stump// CHECK: @t18 = global i32 1, align 4 1731c5141451d537720615edf67f15a048077bdc5fMike Stumpextern int t18 __attribute__((weak_import)); 1831c5141451d537720615edf67f15a048077bdc5fMike Stumpint t18 = 1; 1931c5141451d537720615edf67f15a048077bdc5fMike Stump 2031c5141451d537720615edf67f15a048077bdc5fMike Stump// CHECK: @t16 = extern_weak global i32 2131c5141451d537720615edf67f15a048077bdc5fMike Stumpextern int t16 __attribute__((weak_import)); 2231c5141451d537720615edf67f15a048077bdc5fMike Stump 2331c5141451d537720615edf67f15a048077bdc5fMike Stump// CHECK: @t6 = common protected global i32 0 2431c5141451d537720615edf67f15a048077bdc5fMike Stumpint t6 __attribute__((visibility("protected"))); 2531c5141451d537720615edf67f15a048077bdc5fMike Stump 2631c5141451d537720615edf67f15a048077bdc5fMike Stump// CHECK: @t12 = global i32 0, section "SECT" 2731c5141451d537720615edf67f15a048077bdc5fMike Stumpint t12 __attribute__((section("SECT"))); 2831c5141451d537720615edf67f15a048077bdc5fMike Stump 29ef8225444452a1486bd721f3285301fe84643b00Stephen Hines// CHECK: @t9 = alias weak bitcast (void ()* @__t8 to void (...)*) 3031c5141451d537720615edf67f15a048077bdc5fMike Stumpvoid __t8() {} 3131c5141451d537720615edf67f15a048077bdc5fMike Stumpvoid t9() __attribute__((weak, alias("__t8"))); 3231c5141451d537720615edf67f15a048077bdc5fMike Stump 3331c5141451d537720615edf67f15a048077bdc5fMike Stump// CHECK: declare extern_weak i32 @t15() 3431c5141451d537720615edf67f15a048077bdc5fMike Stumpint __attribute__((weak_import)) t15(void); 3531c5141451d537720615edf67f15a048077bdc5fMike Stumpint t17() { 3631c5141451d537720615edf67f15a048077bdc5fMike Stump return t15() + t16; 3731c5141451d537720615edf67f15a048077bdc5fMike Stump} 3831c5141451d537720615edf67f15a048077bdc5fMike Stump 39c3af6799d4c8ec4b338236e4361c0795e9af890aBill Wendling// CHECK: define void @t1() [[NR:#[0-9]+]] { 40ddee4231e9bdfbac1e1f5385ff1a17fd0e0b0e39Chris Lattnervoid t1() __attribute__((noreturn)); 415f28a1edf6decac64ca12e51ca4a929d26fc21f2Mike Stumpvoid t1() { while (1) {} } 42ddee4231e9bdfbac1e1f5385ff1a17fd0e0b0e39Chris Lattner 43c3af6799d4c8ec4b338236e4361c0795e9af890aBill Wendling// CHECK: define void @t2() [[NUW:#[0-9]+]] { 44ddee4231e9bdfbac1e1f5385ff1a17fd0e0b0e39Chris Lattnervoid t2() __attribute__((nothrow)); 45ddee4231e9bdfbac1e1f5385ff1a17fd0e0b0e39Chris Lattnervoid t2() {} 46ddee4231e9bdfbac1e1f5385ff1a17fd0e0b0e39Chris Lattner 47c3af6799d4c8ec4b338236e4361c0795e9af890aBill Wendling// CHECK: define weak void @t3() [[NUW]] { 48ddee4231e9bdfbac1e1f5385ff1a17fd0e0b0e39Chris Lattnervoid t3() __attribute__((weak)); 49ddee4231e9bdfbac1e1f5385ff1a17fd0e0b0e39Chris Lattnervoid t3() {} 50ddee4231e9bdfbac1e1f5385ff1a17fd0e0b0e39Chris Lattner 51c3af6799d4c8ec4b338236e4361c0795e9af890aBill Wendling// CHECK: define hidden void @t4() [[NUW]] { 527b937ae68258ce212e39e8e78ad5321e96547f50Chris Lattnervoid t4() __attribute__((visibility("hidden"))); 53ddee4231e9bdfbac1e1f5385ff1a17fd0e0b0e39Chris Lattnervoid t4() {} 54ddee4231e9bdfbac1e1f5385ff1a17fd0e0b0e39Chris Lattner 55c3af6799d4c8ec4b338236e4361c0795e9af890aBill Wendling// CHECK: define void @t7() [[NR]] { 56f89e88d1278828e43d4a67687ba96af88a66d634Chris Lattnervoid t7() __attribute__((noreturn, nothrow)); 575f28a1edf6decac64ca12e51ca4a929d26fc21f2Mike Stumpvoid t7() { while (1) {} } 58d4cbda6292b321c2e7dce7f039d92918fee99b3aNuno Lopes 59c3af6799d4c8ec4b338236e4361c0795e9af890aBill Wendling// CHECK: define void @t10() [[NUW]] section "SECT" { 6017f194f4393a67fd28ad822c06d32b8cb99bad3fDaniel Dunbarvoid t10(void) __attribute__((section("SECT"))); 6117f194f4393a67fd28ad822c06d32b8cb99bad3fDaniel Dunbarvoid t10(void) {} 62c3af6799d4c8ec4b338236e4361c0795e9af890aBill Wendling// CHECK: define void @t11() [[NUW]] section "SECT" { 6317f194f4393a67fd28ad822c06d32b8cb99bad3fDaniel Dunbarvoid __attribute__((section("SECT"))) t11(void) {} 6417f194f4393a67fd28ad822c06d32b8cb99bad3fDaniel Dunbar 65c3af6799d4c8ec4b338236e4361c0795e9af890aBill Wendling// CHECK: define i32 @t19() [[NUW]] { 662968b7741da535810250b919c95d12105882d19fDaniel Dunbarextern int t19(void) __attribute__((weak_import)); 672968b7741da535810250b919c95d12105882d19fDaniel Dunbarint t19(void) { 682968b7741da535810250b919c95d12105882d19fDaniel Dunbar return 10; 692968b7741da535810250b919c95d12105882d19fDaniel Dunbar} 702968b7741da535810250b919c95d12105882d19fDaniel Dunbar 71c3af6799d4c8ec4b338236e4361c0795e9af890aBill Wendling// CHECK:define void @t20() [[NUW]] { 72131c981d63d0fb89b899f1e4c94c8c4fe798c52aDaniel Dunbar// CHECK: call void @abort() 7331c5141451d537720615edf67f15a048077bdc5fMike Stump// CHECK-NEXT: unreachable 7431c5141451d537720615edf67f15a048077bdc5fMike Stumpvoid t20(void) { 7531c5141451d537720615edf67f15a048077bdc5fMike Stump __builtin_abort(); 7631c5141451d537720615edf67f15a048077bdc5fMike Stump} 7704a67a6aa3dfdc92d57f7f8d93ba397348c868a4John McCall 7804a67a6aa3dfdc92d57f7f8d93ba397348c868a4John McCallvoid (__attribute__((fastcall)) *fptr)(int); 7904a67a6aa3dfdc92d57f7f8d93ba397348c868a4John McCallvoid t21(void) { 8004a67a6aa3dfdc92d57f7f8d93ba397348c868a4John McCall fptr(10); 8104a67a6aa3dfdc92d57f7f8d93ba397348c868a4John McCall} 8204a67a6aa3dfdc92d57f7f8d93ba397348c868a4John McCall// CHECK: [[FPTRVAR:%[a-z0-9]+]] = load void (i32)** @fptr 83b6932692234eba2472ef85a38434496e9342fd38Rafael Espindola// CHECK-NEXT: call x86_fastcallcc void [[FPTRVAR]](i32 inreg 10) 846565b8ac9fd63e94e0a9c513fe8a9be206405f2bRafael Espindola 856565b8ac9fd63e94e0a9c513fe8a9be206405f2bRafael Espindola 866565b8ac9fd63e94e0a9c513fe8a9be206405f2bRafael Espindola// PR9356: We might want to err on this, but for now at least make sure we 876565b8ac9fd63e94e0a9c513fe8a9be206405f2bRafael Espindola// use the section in the definition. 886565b8ac9fd63e94e0a9c513fe8a9be206405f2bRafael Espindolavoid __attribute__((section(".foo"))) t22(void); 896565b8ac9fd63e94e0a9c513fe8a9be206405f2bRafael Espindolavoid __attribute__((section(".bar"))) t22(void) {} 906565b8ac9fd63e94e0a9c513fe8a9be206405f2bRafael Espindola 91c3af6799d4c8ec4b338236e4361c0795e9af890aBill Wendling// CHECK: define void @t22() [[NUW]] section ".bar" 92f7a9da053f5bd6c18450c1796d953b42c3b7ad3aBill Wendling 93c3af6799d4c8ec4b338236e4361c0795e9af890aBill Wendling// CHECK: attributes [[NUW]] = { nounwind{{.*}} } 94c3af6799d4c8ec4b338236e4361c0795e9af890aBill Wendling// CHECK: attributes [[NR]] = { noreturn nounwind{{.*}} } 95