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// RUN: %clang_cc1 -debug-info-kind=limited -std=c++11 -emit-llvm %s -o -| FileCheck %s
//
// Two variables with the same name in subsequent if staments need to be in separate scopes.
//
// rdar://problem/14024005
int src();
void f();
void func() {
// CHECK: = !DILocalVariable(name: "i"
// CHECK-SAME: scope: [[IF1:![0-9]*]]
// CHECK-SAME: line: [[@LINE+2]]
// CHECK: [[IF1]] = distinct !DILexicalBlock({{.*}}line: [[@LINE+1]])
if (int i = src())
f();
// CHECK: = !DILocalVariable(name: "i"
// CHECK-SAME: scope: [[IF2:![0-9]*]]
// CHECK-SAME: line: [[@LINE+2]]
// CHECK: [[IF2]] = distinct !DILexicalBlock({{.*}}line: [[@LINE+1]])
if (int i = src()) {
f();
} else
f();
// CHECK: = !DILocalVariable(name: "i"
// CHECK-SAME: scope: [[FOR:![0-9]*]]
// CHECK-SAME: line: [[@LINE+2]]
// CHECK: [[FOR]] = distinct !DILexicalBlock({{.*}}line: [[@LINE+1]])
for (int i = 0;
// CHECK: = !DILocalVariable(name: "b"
// CHECK-SAME: scope: [[FOR_BODY:![0-9]*]]
// CHECK-SAME: line: [[@LINE+6]]
// CHECK: [[FOR_BODY]] = distinct !DILexicalBlock({{.*}}line: [[@LINE-4]])
// The scope could be located at 'bool b', but LLVM drops line information for
// scopes anyway, so it's not terribly important.
// FIXME: change the debug info schema to not include locations of scopes,
// since they're not used.
bool b = i != 10; ++i)
f();
// CHECK: = !DILocalVariable(name: "i"
// CHECK-SAME: scope: [[FOR:![0-9]*]]
// CHECK-SAME: line: [[@LINE+2]]
// CHECK: [[FOR]] = distinct !DILexicalBlock({{.*}}line: [[@LINE+1]])
for (int i = 0; i != 10; ++i) {
// FIXME: Do not include scopes that have only other scopes (and no variables
// or using declarations) as direct children, they just waste
// space/relocations/etc.
// CHECK: [[FOR_LOOP_INCLUDING_COND:!.*]] = distinct !DILexicalBlock(scope: [[FOR]],{{.*}} line: [[@LINE-4]])
// CHECK: = !DILocalVariable(name: "b"
// CHECK-SAME: scope: [[FOR_COMPOUND:![0-9]*]]
// CHECK-SAME: line: [[@LINE+2]]
// CHECK: [[FOR_COMPOUND]] = distinct !DILexicalBlock(scope: [[FOR_LOOP_INCLUDING_COND]],{{.*}} line: [[@LINE-8]])
bool b = i % 2;
}
int x[] = {1, 2};
// CHECK: = !DILocalVariable(name: "__range"
// CHECK-SAME: scope: [[RANGE_FOR:![0-9]*]]
// CHECK-NOT: line:
// CHECK-SAME: ){{$}}
// CHECK: [[RANGE_FOR]] = distinct !DILexicalBlock({{.*}}, line: [[@LINE+1]])
for (int i : x) {
// CHECK: = !DILocalVariable(name: "i"
// CHECK-SAME: scope: [[RANGE_FOR_BODY:![0-9]*]]
// CHECK-SAME: line: [[@LINE-3]]
// CHECK: [[RANGE_FOR_BODY]] = distinct !DILexicalBlock(scope: [[RANGE_FOR]],{{.*}} line: [[@LINE-4]])
}
}
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