aboutsummaryrefslogtreecommitdiff
path: root/test/Sema
diff options
context:
space:
mode:
authorRichard Smith <richard-llvm@metafoo.co.uk>2013-04-12 22:46:28 +0000
committerRichard Smith <richard-llvm@metafoo.co.uk>2013-04-12 22:46:28 +0000
commitec64244f5939fa81596fbeddad966cca4b4a4c51 (patch)
treeae70e896ce070c332787dd2b3be9843972cebef8 /test/Sema
parent32b5013a7a443ff12cbaa5f3e2f86978179d5e04 (diff)
Parsing support for thread_local and _Thread_local. We give them the same
semantics as __thread for now. git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@179424 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/Sema')
-rw-r--r--test/Sema/thread-specifier.c74
1 files changed, 61 insertions, 13 deletions
diff --git a/test/Sema/thread-specifier.c b/test/Sema/thread-specifier.c
index 8c40fcd0a6..ca6c41192b 100644
--- a/test/Sema/thread-specifier.c
+++ b/test/Sema/thread-specifier.c
@@ -1,30 +1,78 @@
-// RUN: %clang_cc1 -triple i686-pc-linux-gnu -fsyntax-only -Wno-private-extern -verify -pedantic %s
+// RUN: %clang_cc1 -triple i686-pc-linux-gnu -fsyntax-only -Wno-private-extern -verify -pedantic %s -DGNU
+// RUN: %clang_cc1 -triple i686-pc-linux-gnu -fsyntax-only -Wno-private-extern -verify -pedantic -x c++ %s -DGNU
+// RUN: %clang_cc1 -triple i686-pc-linux-gnu -fsyntax-only -Wno-private-extern -verify -pedantic %s -DC11 -D__thread=_Thread_local
+// RUN: %clang_cc1 -triple i686-pc-linux-gnu -fsyntax-only -Wno-private-extern -verify -pedantic -x c++ %s -DC11 -D__thread=_Thread_local
+// RUN: %clang_cc1 -triple i686-pc-linux-gnu -fsyntax-only -Wno-private-extern -verify -pedantic -x c++ %s -DCXX11 -D__thread=thread_local -std=c++11
+
+#ifdef __cplusplus
+// In C++, we define __private_extern__ to extern.
+#undef __private_extern__
+#endif
__thread int t1;
-__thread extern int t2; // expected-warning {{'__thread' before 'extern'}}
-__thread static int t3; // expected-warning {{'__thread' before 'static'}}
+__thread extern int t2;
+__thread static int t3;
+#ifdef GNU
+// expected-warning@-3 {{'__thread' before 'extern'}}
+// expected-warning@-3 {{'__thread' before 'static'}}
+#endif
+
__thread __private_extern__ int t4;
-struct t5 { __thread int x; }; // expected-error {{type name does not allow storage class to be specified}}
-__thread int t6(); // expected-error {{'__thread' is only allowed on variable declarations}}
+struct t5 { __thread int x; };
+#ifdef __cplusplus
+// expected-error-re@-2 {{'(__thread|_Thread_local|thread_local)' is only allowed on variable declarations}}
+#else
+// FIXME: The 'is only allowed on variable declarations' diagnostic is better here.
+// expected-error@-5 {{type name does not allow storage class to be specified}}
+#endif
+
+__thread int t6();
+#if defined(GNU)
+// expected-error@-2 {{'__thread' is only allowed on variable declarations}}
+#elif defined(C11)
+// expected-error@-4 {{'_Thread_local' is only allowed on variable declarations}}
+#else
+// expected-error@-6 {{'thread_local' is only allowed on variable declarations}}
+#endif
-int f(__thread int t7) { // expected-error {{'__thread' is only allowed on variable declarations}}
- __thread int t8; // expected-error {{'__thread' variables must have global storage}}
+int f(__thread int t7) { // expected-error {{' is only allowed on variable declarations}}
+ __thread int t8;
+#if defined(GNU)
+ // expected-error@-2 {{'__thread' variables must have global storage}}
+#elif defined(C11)
+ // expected-error@-4 {{'_Thread_local' variables must have global storage}}
+#else
+ // expected-error@-6 {{'thread_local' variables must have global storage}}
+#endif
extern __thread int t9;
static __thread int t10;
__thread __private_extern__ int t11;
- __thread auto int t12; // expected-error {{'__thread' variables must have global storage}}
- __thread register int t13; // expected-error {{'__thread' variables must have global storage}}
+#if __cplusplus < 201103L
+ __thread auto int t12a; // expected-error-re {{cannot combine with previous '(__thread|_Thread_local)' declaration specifier}}
+ auto __thread int t12b; // expected-error {{cannot combine with previous 'auto' declaration specifier}}
+#else
+ __thread auto t12a = 0; // expected-error {{'thread_local' variables must have global storage}}
+ auto __thread t12b = 0; // expected-error {{'thread_local' variables must have global storage}}
+#endif
+ __thread register int t13a; // expected-error-re {{cannot combine with previous '(__thread|_Thread_local|thread_local)' declaration specifier}}
+ register __thread int t13b; // expected-error {{cannot combine with previous 'register' declaration specifier}}
}
-__thread typedef int t14; // expected-error {{'__thread' is only allowed on variable declarations}}
+__thread typedef int t14; // expected-error-re {{cannot combine with previous '(__thread|_Thread_local|thread_local)' declaration specifier}}
__thread int t15; // expected-note {{previous definition is here}}
-int t15; // expected-error {{non-thread-local declaration of 't15' follows thread-local declaration}}
-int t16; // expected-note {{previous definition is here}}
+extern int t15; // expected-error {{non-thread-local declaration of 't15' follows thread-local declaration}}
+extern int t16; // expected-note {{previous definition is here}}
__thread int t16; // expected-error {{thread-local declaration of 't16' follows non-thread-local declaration}}
// PR13720
__thread int thread_int;
-int *thread_int_ptr = &thread_int; // expected-error{{initializer element is not a compile-time constant}}
+int *thread_int_ptr = &thread_int;
+#ifndef __cplusplus
+// expected-error@-2 {{initializer element is not a compile-time constant}}
+#endif
void g() {
int *p = &thread_int; // This is perfectly fine, though.
}
+#if __cplusplus >= 201103L
+constexpr int *thread_int_ptr_2 = &thread_int; // expected-error {{must be initialized by a constant expression}}
+#endif