Improving calling convention test coverage by adding tests for things not currently handled. Specifically: the diagnostics in SemaDeclAttr.cpp, and ensuring that calling convention attributes are applied to ObjC method declarations. No functional changes.

llvm-svn: 195098

clang/test/CodeGenObjC/attr-callconv.m

@@ -0,0 +1,11 @@
+// RUN: %clang_cc1 -triple i386-unknown-unknown -emit-llvm -o - %s | FileCheck %s
+
+@interface Test
+- (void)test;
+@end
+
+@implementation Test
+- (void)test __attribute__((stdcall)) {
+    // CHECK: define{{.*}}x86_stdcallcc{{.*}}Test test
+}
+@end

clang/test/Sema/callingconv.c

@@ -66,3 +66,5 @@ void __attribute__((intel_ocl_bicc)) inteloclbifunc(float *a) {}
 typedef void typedef_fun_t(int);
 typedef_fun_t typedef_fun; // expected-note {{previous declaration is here}}
 void __attribute__((stdcall)) typedef_fun(int x) { } // expected-error {{function declared 'stdcall' here was previously declared without calling convention}}
+
+struct type_test {} __attribute__((stdcall));  // expected-warning {{'stdcall' attribute only applies to functions and methods}}

clang/test/SemaObjC/method-attributes.m

@@ -7,6 +7,7 @@
 - (NSString *)stringByAppendingFormat:(NSString *)format, ... __attribute__((format(__NSString__, 1, 2)));
 -(void) m0 __attribute__((noreturn));
 -(void) m1 __attribute__((unused));
+-(void) m2 __attribute__((stdcall));
 @end
 
 
@@ -84,3 +85,7 @@
   return self;
 }
 @end
+
+__attribute__((cdecl))  // expected-warning {{'cdecl' attribute only applies to functions and methods}}
+@interface Complain 
+@end