Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/gcc.dg/analyzer/edges-1.c @ 152:2b5abeee2509
update gcc11
author | anatofuz |
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date | Mon, 25 May 2020 07:50:57 +0900 |
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#include <stdio.h> extern int foo (); extern void bar (); /* Verify that only significant edges are reported. */ void test_1 (const char *path, int flag) { FILE *fp = fopen (path, "r"); if (!fp) /* { dg-message "when 'fp' is non-NULL" } */ return; /* We shouldn't report this control flow. */ while (foo ()) /* { dg-bogus "" } */ bar (); if (flag) /* { dg-message "when 'flag == 0'" "branch event" } */ fclose (fp); /* { dg-bogus "leak" "warning at wrong location" { xfail *-*-* } .-1 } */ } /* { dg-warning "leak of FILE 'fp'" "warning" { xfail *-*-* } } */ // TODO(xfail): location of leak message ought to be on closing brace void test_2 (const char *path, int flag) { FILE *fp = fopen (path, "r"); /* We shouldn't report this control flow. */ if (foo ()) /* { dg-bogus "" } */ bar (); else bar (); if (flag) /* { dg-message "when 'flag == 0'" } */ fclose (fp); } /* { dg-warning "leak of FILE 'fp'" } */ static void __attribute__((noinline)) called_by_test_3 (int flag) { if (flag) foo (); } void test_3 (const char *path, int flag) { FILE *fp = fopen (path, "r"); /* We shouldn't report the call/return here. */ called_by_test_3 (flag); /* { dg-bogus "" } */ if (flag) /* { dg-message "when 'flag == 0'" } */ fclose (fp); } /* { dg-warning "leak of FILE 'fp'" } */