forked from OSchip/llvm-project
42 lines
1.5 KiB
C
42 lines
1.5 KiB
C
// RUN: %clang_analyze_cc1 -triple i386-apple-darwin10 -verify %s \
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// RUN: -analyzer-checker=core.builtin \
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// RUN: -analyzer-checker=debug.ExprInspection \
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// RUN: -analyzer-checker=unix.cstring \
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// RUN: -analyzer-config display-checker-name=false
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struct S {
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int z;
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};
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void clang_analyzer_explain_int(int);
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void clang_analyzer_explain_voidp(void *);
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void clang_analyzer_explain_S(struct S);
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int glob;
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void test_1(int param, void *ptr) {
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clang_analyzer_explain_voidp(&glob); // expected-warning-re{{{{^pointer to global variable 'glob'$}}}}
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clang_analyzer_explain_int(param); // expected-warning-re{{{{^argument 'param'$}}}}
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clang_analyzer_explain_voidp(ptr); // expected-warning-re{{{{^argument 'ptr'$}}}}
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if (param == 42)
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clang_analyzer_explain_int(param); // expected-warning-re{{{{^signed 32-bit integer '42'$}}}}
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}
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void test_2(struct S s) {
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clang_analyzer_explain_S(s); //expected-warning-re{{{{^lazily frozen compound value of parameter 's'$}}}}
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clang_analyzer_explain_voidp(&s); // expected-warning-re{{{{^pointer to parameter 's'$}}}}
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clang_analyzer_explain_int(s.z); // expected-warning-re{{{{^initial value of field 'z' of parameter 's'$}}}}
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}
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void test_3(int param) {
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clang_analyzer_explain_voidp(¶m); // expected-warning-re{{{{^pointer to parameter 'param'$}}}}
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}
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void test_non_top_level(int param) {
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clang_analyzer_explain_voidp(¶m); // expected-warning-re{{{{^pointer to parameter 'param'$}}}}
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}
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void test_4(int n) {
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test_non_top_level(n);
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}
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