| // RUN: %clang_cc1 -emit-llvm -triple i386-linux-gnu -o %t %s |
| // RUN: FileCheck --input-file=%t %s |
| |
| // CHECK: @t5 = weak global i32 2 |
| int t5 __attribute__((weak)) = 2; |
| |
| // CHECK: @t13 = global %struct.s0 zeroinitializer, section "SECT" |
| struct s0 { int x; }; |
| struct s0 t13 __attribute__((section("SECT"))) = { 0 }; |
| |
| // CHECK: @t14.x = internal global i32 0, section "SECT" |
| void t14(void) { |
| static int x __attribute__((section("SECT"))) = 0; |
| } |
| |
| // CHECK: @t18 = global i32 1, align 4 |
| extern int t18 __attribute__((weak_import)); |
| int t18 = 1; |
| |
| // CHECK: @t16 = extern_weak global i32 |
| extern int t16 __attribute__((weak_import)); |
| |
| // CHECK: @t6 = common protected global i32 0 |
| int t6 __attribute__((visibility("protected"))); |
| |
| // CHECK: @t12 = global i32 0, section "SECT" |
| int t12 __attribute__((section("SECT"))); |
| |
| // CHECK: @t9 = weak alias void (...), bitcast (void ()* @__t8 to void (...)*) |
| void __t8() {} |
| void t9() __attribute__((weak, alias("__t8"))); |
| |
| // CHECK: declare extern_weak i32 @t15() |
| int __attribute__((weak_import)) t15(void); |
| int t17() { |
| return t15() + t16; |
| } |
| |
| // CHECK: define void @t1() [[NR:#[0-9]+]] { |
| void t1() __attribute__((noreturn)); |
| void t1() { while (1) {} } |
| |
| // CHECK: define void @t2() [[NUW:#[0-9]+]] { |
| void t2() __attribute__((nothrow)); |
| void t2() {} |
| |
| // CHECK: define weak void @t3() [[NUW]] { |
| void t3() __attribute__((weak)); |
| void t3() {} |
| |
| // CHECK: define hidden void @t4() [[NUW]] { |
| void t4() __attribute__((visibility("hidden"))); |
| void t4() {} |
| |
| // CHECK: define void @t7() [[NR]] { |
| void t7() __attribute__((noreturn, nothrow)); |
| void t7() { while (1) {} } |
| |
| // CHECK: define void @t10() [[NUW]] section "SECT" { |
| void t10(void) __attribute__((section("SECT"))); |
| void t10(void) {} |
| // CHECK: define void @t11() [[NUW]] section "SECT" { |
| void __attribute__((section("SECT"))) t11(void) {} |
| |
| // CHECK: define i32 @t19() [[NUW]] { |
| extern int t19(void) __attribute__((weak_import)); |
| int t19(void) { |
| return 10; |
| } |
| |
| // CHECK:define void @t20() [[NUW]] { |
| // CHECK: call void @abort() |
| // CHECK-NEXT: unreachable |
| void t20(void) { |
| __builtin_abort(); |
| } |
| |
| void (__attribute__((fastcall)) *fptr)(int); |
| void t21(void) { |
| fptr(10); |
| } |
| // CHECK: [[FPTRVAR:%[a-z0-9]+]] = load void (i32)*, void (i32)** @fptr |
| // CHECK-NEXT: call x86_fastcallcc void [[FPTRVAR]](i32 inreg 10) |
| |
| |
| // PR9356: We might want to err on this, but for now at least make sure we |
| // use the section in the definition. |
| void __attribute__((section(".foo"))) t22(void); |
| void __attribute__((section(".bar"))) t22(void) {} |
| |
| // CHECK: define void @t22() [[NUW]] section ".bar" |
| |
| // CHECK: attributes [[NUW]] = { nounwind{{.*}} } |
| // CHECK: attributes [[NR]] = { noreturn nounwind{{.*}} } |