forked from OSchip/llvm-project
80 lines
2.2 KiB
C
80 lines
2.2 KiB
C
// RUN: rm -rf %t && mkdir %t
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// RUN: mkdir -p %t/ctudir
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// RUN: %clang_cc1 -emit-pch -o %t/ctudir/plist-macros-ctu.c.ast %S/Inputs/plist-macros-ctu.c
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// RUN: cp %S/Inputs/plist-macros-with-expansion-ctu.c.externalDefMap.txt %t/ctudir/externalDefMap.txt
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// RUN: %clang_analyze_cc1 -analyzer-checker=core \
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// RUN: -analyzer-config experimental-enable-naive-ctu-analysis=true \
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// RUN: -analyzer-config ctu-dir=%t/ctudir \
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// RUN: -analyzer-config expand-macros=true \
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// RUN: -analyzer-output=plist-multi-file -o %t.plist -verify %s
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// Check the macro expansions from the plist output here, to make the test more
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// understandable.
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// RUN: FileCheck --input-file=%t.plist %s
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extern void F1(int **);
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extern void F2(int **);
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extern void F3(int **);
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extern void F_H(int **);
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void test0() {
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int *X;
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F3(&X);
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*X = 1; // expected-warning{{Dereference of null pointer}}
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}
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// CHECK: <key>name</key><string>M1</string>
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// CHECK-NEXT: <key>expansion</key><string>*Z = (int *)0</string>
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void test1() {
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int *X;
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F1(&X);
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*X = 1; // expected-warning{{Dereference of null pointer}}
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}
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// CHECK: <key>name</key><string>M</string>
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// CHECK-NEXT: <key>expansion</key><string>*X = (int *)0</string>
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void test2() {
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int *X;
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F2(&X);
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*X = 1; // expected-warning{{Dereference of null pointer}}
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}
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// CHECK: <key>name</key><string>M</string>
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// CHECK-NEXT: <key>expansion</key><string>*Y = (int *)0</string>
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#define M F1(&X)
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void test3() {
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int *X;
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M;
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*X = 1; // expected-warning{{Dereference of null pointer}}
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}
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// CHECK: <key>name</key><string>M</string>
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// CHECK-NEXT: <key>expansion</key><string>F1(&X)</string>
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// CHECK: <key>name</key><string>M</string>
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// CHECK-NEXT: <key>expansion</key><string>*X = (int *)0</string>
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#undef M
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#define M F2(&X)
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void test4() {
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int *X;
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M;
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*X = 1; // expected-warning{{Dereference of null pointer}}
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}
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// CHECK: <key>name</key><string>M</string>
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// CHECK-NEXT: <key>expansion</key><string>F2(&X)</string>
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// CHECK: <key>name</key><string>M</string>
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// CHECK-NEXT: <key>expansion</key><string>*Y = (int *)0</string>
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void test_h() {
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int *X;
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F_H(&X);
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*X = 1; // expected-warning{{Dereference of null pointer}}
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}
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// CHECK: <key>name</key><string>M_H</string>
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// CHECK-NEXT: <key>expansion</key><string>*A = (int *)0</string>
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