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view gcc/testsuite/g++.dg/warn/Wzero-as-null-pointer-constant-8.C @ 145:1830386684a0
gcc-9.2.0
author | anatofuz |
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date | Thu, 13 Feb 2020 11:34:05 +0900 |
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// PR c++/71302 // { dg-options "-Wzero-as-null-pointer-constant -fdiagnostics-show-caret" } #include <cstddef> static void callee_1 (int param1, const char* param2, int param3) {} void test_1 (int param1, const char* param2, int param3) { callee_1 (0, 0, 0); // { dg-warning "16: zero as null pointer constant" } /* { dg-begin-multiline-output "" } callee_1 (0, 0, 0); ^ { dg-end-multiline-output "" } */ callee_1 (0, NULL, 0); } template <typename T> void callee_2 (int param1, T* param2, int param3) {} void test_2 (int param1, const char* param2, int param3) { callee_2<const char*> (0, 0, 0); // { dg-warning "29: zero as null pointer constant" } /* { dg-begin-multiline-output "" } callee_2<const char*> (0, 0, 0); ^ { dg-end-multiline-output "" } */ callee_2<const char*> (0, NULL, 0); } void test_3 () { const char *msg_a = 0; // { dg-warning "23: zero as null pointer constant" } /* { dg-begin-multiline-output "" } const char *msg_a = 0; ^ { dg-end-multiline-output "" } */ const char *msg_b = NULL; }