forked from OSchip/llvm-project
85 lines
2.0 KiB
C++
85 lines
2.0 KiB
C++
// RUN: %clang_cc1 -analyze -analyzer-checker=debug.DumpCFG -std=c++11 %s 2>&1 | FileCheck %s
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// CHECK: ENTRY
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// CHECK-NEXT: Succs (1): B1
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// CHECK: [B1]
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// CHECK: Succs (21): B2 B3 B4 B5 B6 B7 B8 B9
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// CHECK: B10 B11 B12 B13 B14 B15 B16 B17 B18 B19
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// CHECK: B20 B21 B0
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// CHECK: [B0 (EXIT)]
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// CHECK-NEXT: Preds (21): B2 B3 B4 B5 B6 B7 B8 B9
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// CHECK-NEXT: B10 B11 B12 B13 B14 B15 B16 B17 B18 B19
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// CHECK-NEXT: B20 B21 B1
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void checkWrap(int i) {
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switch(i) {
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case 0: break;
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case 1: break;
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case 2: break;
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case 3: break;
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case 4: break;
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case 5: break;
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case 6: break;
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case 7: break;
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case 8: break;
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case 9: break;
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case 10: break;
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case 11: break;
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case 12: break;
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case 13: break;
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case 14: break;
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case 15: break;
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case 16: break;
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case 17: break;
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case 18: break;
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case 19: break;
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}
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}
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// CHECK: ENTRY
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// CHECK-NEXT: Succs (1): B1
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// CHECK: [B1]
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// CHECK-NEXT: 1: int i;
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// CHECK-NEXT: 2: int j;
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// CHECK-NEXT: 3: 1
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// CHECK-NEXT: 4: int k = 1;
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// CHECK-NEXT: 5: int l;
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// CHECK-NEXT: 6: 2
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// CHECK-NEXT: 7: int m = 2;
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// CHECK-NEXT: CXXConstructExpr
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// CHECK-NEXT: 9: struct standalone myStandalone;
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// CHECK-NEXT: CXXConstructExpr
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// CHECK-NEXT: 11: struct <anonymous struct at {{.*}}> myAnon;
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// CHECK-NEXT: CXXConstructExpr
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// CHECK-NEXT: 13: struct named myNamed;
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// CHECK-NEXT: Preds (1): B2
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// CHECK-NEXT: Succs (1): B0
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void checkDeclStmts() {
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int i, j;
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int k = 1, l, m = 2;
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struct standalone { int x, y; };
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struct standalone myStandalone;
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struct { int x, y; } myAnon;
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struct named { int x, y; } myNamed;
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static_assert(1, "abc");
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}
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// CHECK: ENTRY
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// CHECK-NEXT: Succs (1): B1
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// CHECK: [B1]
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// CHECK-NEXT: 1: e
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// CHECK-NEXT: 2: [B1.1] (ImplicitCastExpr, LValueToRValue, enum EmptyE)
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// CHECK-NEXT: 3: [B1.2] (ImplicitCastExpr, IntegralCast, int)
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// CHECK-NEXT: T: switch [B1.3]
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// CHECK-NEXT: Preds (1): B2
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// CHECK-NEXT: Succs (1): B0
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// CHECK: [B0 (EXIT)]
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// CHECK-NEXT: Preds (1): B1
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enum EmptyE {};
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void F(EmptyE e) {
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switch (e) {}
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}
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