1 // RUN: %clang_cc1 -emit-llvm -debug-info-kind=limited -triple x86_64-apple-darwin10 %s -o - | FileCheck %s 2 3 // Check the line numbers for cleanup code with EH in combination with 4 // simple return expressions. 5 6 // CHECK: define {{.*}}foo 7 // CHECK: call void @_ZN1CD1Ev(%class.C* {{.*}}), !dbg ![[RET:[0-9]+]] 8 // CHECK: ret i32 0, !dbg ![[RET]] 9 10 // CHECK: define {{.*}}bar 11 // CHECK: ret void, !dbg ![[RETBAR:[0-9]+]] 12 13 // CHECK: define {{.*}}baz 14 // CHECK: ret void, !dbg ![[RETBAZ:[0-9]+]] 15 16 class C { 17 public: 18 ~C() {} 19 int i; 20 }; 21 22 int foo() 23 { 24 C c; 25 c.i = 42; 26 return 0; 27 // This breakpoint should be at/before the cleanup code. 28 // CHECK: ![[RET]] = !DILocation(line: [[@LINE+1]], scope: !{{.*}}) 29 } 30 31 void bar() 32 { 33 if (!foo()) 34 // CHECK: {{.*}} = !DILocation(line: [[@LINE+1]], scope: !{{.*}}) 35 return; 36 37 if (foo()) { 38 C c; 39 c.i = foo(); 40 } 41 // Clang creates only a single ret instruction. Make sure it is at a useful line. 42 // CHECK: ![[RETBAR]] = !DILocation(line: [[@LINE+1]], scope: !{{.*}}) 43 } 44 45 void baz() 46 { 47 if (!foo()) 48 // CHECK: ![[SCOPE1:.*]] = distinct !DILexicalBlock({{.*}}, line: [[@LINE-1]]) 49 // CHECK: {{.*}} = !DILocation(line: [[@LINE+1]], scope: ![[SCOPE1]]) 50 return; 51 52 if (foo()) { 53 // no cleanup 54 // CHECK: {{.*}} = !DILocation(line: [[@LINE+2]], scope: ![[SCOPE2:.*]]) 55 // CHECK: ![[SCOPE2]] = distinct !DILexicalBlock({{.*}}, line: [[@LINE-3]]) 56 return; 57 } 58 // CHECK: ![[RETBAZ]] = !DILocation(line: [[@LINE+1]], scope: !{{.*}}) 59 } 60
