1// RUN: %clang_cc1 -emit-llvm -triple i386-linux-gnu -o %t %s 2// RUN: FileCheck --input-file=%t %s 3 4// CHECK: @t5 = weak global i32 2 5int t5 __attribute__((weak)) = 2; 6 7// CHECK: @t13 = global %struct.s0 zeroinitializer, section "SECT" 8struct s0 { int x; }; 9struct s0 t13 __attribute__((section("SECT"))) = { 0 }; 10 11// CHECK: @t14.x = internal global i32 0, section "SECT" 12void t14(void) { 13 static int x __attribute__((section("SECT"))) = 0; 14} 15 16// CHECK: @t18 = global i32 1, align 4 17extern int t18 __attribute__((weak_import)); 18int t18 = 1; 19 20// CHECK: @t16 = extern_weak global i32 21extern int t16 __attribute__((weak_import)); 22 23// CHECK: @t6 = common protected global i32 0 24int t6 __attribute__((visibility("protected"))); 25 26// CHECK: @t12 = global i32 0, section "SECT" 27int t12 __attribute__((section("SECT"))); 28 29// CHECK: @t9 = alias weak bitcast (void ()* @__t8 to void (...)*) 30void __t8() {} 31void t9() __attribute__((weak, alias("__t8"))); 32 33// CHECK: declare extern_weak i32 @t15() 34int __attribute__((weak_import)) t15(void); 35int t17() { 36 return t15() + t16; 37} 38 39// CHECK: define void @t1() [[NR:#[0-9]+]] { 40void t1() __attribute__((noreturn)); 41void t1() { while (1) {} } 42 43// CHECK: define void @t2() [[NUW:#[0-9]+]] { 44void t2() __attribute__((nothrow)); 45void t2() {} 46 47// CHECK: define weak void @t3() [[NUW]] { 48void t3() __attribute__((weak)); 49void t3() {} 50 51// CHECK: define hidden void @t4() [[NUW]] { 52void t4() __attribute__((visibility("hidden"))); 53void t4() {} 54 55// CHECK: define void @t7() [[NR]] { 56void t7() __attribute__((noreturn, nothrow)); 57void t7() { while (1) {} } 58 59// CHECK: define void @t10() [[NUW]] section "SECT" { 60void t10(void) __attribute__((section("SECT"))); 61void t10(void) {} 62// CHECK: define void @t11() [[NUW]] section "SECT" { 63void __attribute__((section("SECT"))) t11(void) {} 64 65// CHECK: define i32 @t19() [[NUW]] { 66extern int t19(void) __attribute__((weak_import)); 67int t19(void) { 68 return 10; 69} 70 71// CHECK:define void @t20() [[NUW]] { 72// CHECK: call void @abort() 73// CHECK-NEXT: unreachable 74void t20(void) { 75 __builtin_abort(); 76} 77 78void (__attribute__((fastcall)) *fptr)(int); 79void t21(void) { 80 fptr(10); 81} 82// CHECK: [[FPTRVAR:%[a-z0-9]+]] = load void (i32)** @fptr 83// CHECK-NEXT: call x86_fastcallcc void [[FPTRVAR]](i32 inreg 10) 84 85 86// PR9356: We might want to err on this, but for now at least make sure we 87// use the section in the definition. 88void __attribute__((section(".foo"))) t22(void); 89void __attribute__((section(".bar"))) t22(void) {} 90 91// CHECK: define void @t22() [[NUW]] section ".bar" 92 93// CHECK: attributes [[NUW]] = { nounwind{{.*}} } 94// CHECK: attributes [[NR]] = { noreturn nounwind{{.*}} } 95