thread-specifier.c
1.14 KB
// RUN: %clang_cc1 -triple i686-pc-linux-gnu -emit-llvm -o - %s | FileCheck %s
// RUN: %clang_cc1 -triple riscv32 -emit-llvm -o - %s | FileCheck %s
// RUN: %clang_cc1 -triple riscv64 -emit-llvm -o - %s | FileCheck %s
// CHECK: @b = external thread_local global
// CHECK: @d.e = internal thread_local global
// CHECK: @d.f = internal thread_local global
// CHECK: @f.a = internal thread_local(initialexec) global
// CHECK: @a = thread_local global
// CHECK: @g = thread_local global
// CHECK: @h = thread_local(localdynamic) global
// CHECK: @i = thread_local(initialexec) global
// CHECK: @j = thread_local(localexec) global
// CHECK-NOT: @_ZTW
// CHECK-NOT: @_ZTH
__thread int a;
extern __thread int b;
int c() { return *&b; }
int d() {
__thread static int e;
__thread static union {float a; int b;} f = {.b = 1};
return 0;
}
__thread int g __attribute__((tls_model("global-dynamic")));
__thread int h __attribute__((tls_model("local-dynamic")));
__thread int i __attribute__((tls_model("initial-exec")));
__thread int j __attribute__((tls_model("local-exec")));
int f() {
__thread static int a __attribute__((tls_model("initial-exec")));
return a++;
}