79 lines
2.8 KiB
Mathematica
79 lines
2.8 KiB
Mathematica
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// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -emit-llvm -fobjc-arc -fblocks -fexceptions -fobjc-exceptions -O2 -disable-llvm-optzns -o - %s | FileCheck %s
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// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -emit-llvm -fobjc-arc -fblocks -fexceptions -fobjc-exceptions -O0 -disable-llvm-optzns -o - %s | FileCheck -check-prefix=NO-METADATA %s
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// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -emit-llvm -fobjc-arc -fblocks -fexceptions -fobjc-exceptions -O2 -disable-llvm-optzns -o - %s -fobjc-arc-exceptions | FileCheck -check-prefix=NO-METADATA %s
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// The front-end should emit clang.arc.no_objc_arc_exceptions in -fobjc-arc-exceptions
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// mode when optimization is enabled, and not otherwise.
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void thrower(void);
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void not(void) __attribute__((nothrow));
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// CHECK: define void @test0(
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// CHECK: call void @thrower(), !clang.arc.no_objc_arc_exceptions !
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// CHECK: call void @not() nounwind, !clang.arc.no_objc_arc_exceptions !
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// NO-METADATA: define void @test0(
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// NO-METADATA-NOT: !clang.arc.no_objc_arc_exceptions
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// NO-METADATA: }
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void test0(void) {
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thrower();
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not();
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}
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// CHECK: define void @test1(
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// CHECK: call void @thrower(), !clang.arc.no_objc_arc_exceptions !
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// CHECK: call void @not() nounwind, !clang.arc.no_objc_arc_exceptions !
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// NO-METADATA: define void @test1(
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// NO-METADATA-NOT: !clang.arc.no_objc_arc_exceptions
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// NO-METADATA: }
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void test1(id x) {
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id y = x;
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thrower();
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not();
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}
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void NSLog(id, ...);
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// CHECK: define void @test2(
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// CHECK: invoke void (i8*, ...)* @NSLog(i8* bitcast (%struct.NSConstantString* @_unnamed_cfstring_ to i8*), i32* %{{.*}})
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// CHECK: to label %{{.*}} unwind label %{{.*}}, !clang.arc.no_objc_arc_exceptions !
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// NO-METADATA: define void @test2(
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// NO-METADATA-NOT: !clang.arc.no_objc_arc_exceptions
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// NO-METADATA: }
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void test2(void) {
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@autoreleasepool {
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__attribute__((__blocks__(byref))) int x;
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NSLog(@"Address of x outside of block: %p", &x);
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}
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}
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// CHECK: define void @test3(
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// CHECK: invoke void %{{.*}}(i8* %{{.*}})
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// CHECK: to label %{{.*}} unwind label %{{.*}}, !clang.arc.no_objc_arc_exceptions !
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// NO-METADATA: define void @test3(
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// NO-METADATA-NOT: !clang.arc.no_objc_arc_exceptions
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// NO-METADATA: }
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void test3(void) {
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@autoreleasepool {
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__attribute__((__blocks__(byref))) int x;
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^{
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NSLog(@"Address of x in non-assigned block: %p", &x);
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}();
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}
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}
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// CHECK: define void @test4(
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// CHECK: invoke void %{{.*}}(i8* %{{.*}})
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// CHECK: to label %{{.*}} unwind label %{{.*}}, !clang.arc.no_objc_arc_exceptions !
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// NO-METADATA: define void @test4(
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// NO-METADATA-NOT: !clang.arc.no_objc_arc_exceptions
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// NO-METADATA: }
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void test4(void) {
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@autoreleasepool {
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__attribute__((__blocks__(byref))) int x;
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void (^b)(void) = ^{
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NSLog(@"Address of x in assigned block: %p", &x);
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};
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b();
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}
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}
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