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Diffstat (limited to 'clang/test/SemaObjC/return.m')
-rw-r--r-- | clang/test/SemaObjC/return.m | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/clang/test/SemaObjC/return.m b/clang/test/SemaObjC/return.m new file mode 100644 index 0000000..f69d41e --- /dev/null +++ b/clang/test/SemaObjC/return.m @@ -0,0 +1,50 @@ +// RUN: %clang_cc1 -fsyntax-only -verify -Wmissing-noreturn -fobjc-exceptions -Wno-objc-root-class %s + +int test1() { + id a; + @throw a; +} + +// PR5286 +void test2(int a) { + while (1) { + if (a) + return; + } +} + +// PR5286 +void test3(int a) { // expected-warning {{function 'test3' could be declared with attribute 'noreturn'}} + while (1) { + if (a) + @throw (id)0; + } +} + +// <rdar://problem/4289832> - This code always returns, we should not +// issue a noreturn warning. +@class NSException; +@class NSString; +NSString *rdar_4289832() { // no-warning + @try + { + return @"a"; + } + @catch(NSException *exception) + { + return @"b"; + } + @finally + { + } +} + +void exit(int) __attribute__((noreturn)); +@interface rdar10098695 +@end + +@implementation rdar10098695 +- (void)method { // expected-warning{{method 'method' could be declared with attribute 'noreturn'}} + exit(1); +} +@end |