From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 2209) id 2086E3955CB0; Wed, 16 Nov 2022 22:45:20 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 2086E3955CB0 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1668638720; bh=SrS5qO6Ib9WdI+ks+RyolkQQAtE+sQQBreZHmXBHBPI=; h=From:To:Subject:Date:From; b=jKehk7cLfXYeLYfxkMWm50DInOaMWkgN91xw2V9DaWkJzk77y5DP0JPQ1iQxm8xWP Au4P7XvyRsnphBS1JkoJ9Mn9MphmSwzMI+YKAQ6nJYYMvVd8Cgw/IDc/h87Ti0TyjE bXSsrBl/KusfbWhZWDEPYZNfm6ZWNfj0Bv4P0UAA= MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="utf-8" From: David Malcolm To: gcc-cvs@gcc.gnu.org Subject: [gcc r13-4115] analyzer: more test coverage for named constants X-Act-Checkin: gcc X-Git-Author: David Malcolm X-Git-Refname: refs/heads/master X-Git-Oldrev: 6e4962810fe5de95b807d1ac675df45a725e31a2 X-Git-Newrev: ff199a859b2a954d0bdb7324d40cd23556d1d901 Message-Id: <20221116224520.2086E3955CB0@sourceware.org> Date: Wed, 16 Nov 2022 22:45:20 +0000 (GMT) List-Id: https://gcc.gnu.org/g:ff199a859b2a954d0bdb7324d40cd23556d1d901 commit r13-4115-gff199a859b2a954d0bdb7324d40cd23556d1d901 Author: David Malcolm Date: Wed Nov 16 17:38:28 2022 -0500 analyzer: more test coverage for named constants gcc/testsuite/ChangeLog: * gcc.dg/analyzer/named-constants-via-command-line.c: New test. * gcc.dg/analyzer/named-constants-via-macros-3.c: New test. * gcc.dg/analyzer/named-constants-via-macros-4.c: New test. * gcc.dg/analyzer/named-constants-via-macros-empty.c: New test. * gcc.dg/analyzer/named-constants-via-macros-gc.c: New test. * gcc.dg/analyzer/named-constants-via-macros-traditional.c: New test. * gcc.dg/analyzer/named-constants-via-macros-undef.c: New test. Signed-off-by: David Malcolm Diff: --- .../analyzer/named-constants-via-command-line.c | 10 ++++++++++ .../gcc.dg/analyzer/named-constants-via-macros-3.c | 15 +++++++++++++++ .../gcc.dg/analyzer/named-constants-via-macros-4.c | 15 +++++++++++++++ .../analyzer/named-constants-via-macros-empty.c | 14 ++++++++++++++ .../gcc.dg/analyzer/named-constants-via-macros-gc.c | 21 +++++++++++++++++++++ .../named-constants-via-macros-traditional.c | 16 ++++++++++++++++ .../analyzer/named-constants-via-macros-undef.c | 18 ++++++++++++++++++ 7 files changed, 109 insertions(+) diff --git a/gcc/testsuite/gcc.dg/analyzer/named-constants-via-command-line.c b/gcc/testsuite/gcc.dg/analyzer/named-constants-via-command-line.c new file mode 100644 index 00000000000..4a3dd16752e --- /dev/null +++ b/gcc/testsuite/gcc.dg/analyzer/named-constants-via-command-line.c @@ -0,0 +1,10 @@ +/* { dg-additional-options "-DO_ACCMODE=42 -DO_RDONLY=0x1 -DO_WRONLY=010" } */ + +#include "analyzer-decls.h" + +void test_sm_fd_constants (void) +{ + __analyzer_dump_named_constant ("O_ACCMODE"); /* { dg-warning "named constant 'O_ACCMODE' has value '42'" } */ + __analyzer_dump_named_constant ("O_RDONLY"); /* { dg-warning "named constant 'O_RDONLY' has value '1'" } */ + __analyzer_dump_named_constant ("O_WRONLY"); /* { dg-warning "named constant 'O_WRONLY' has value '8'" } */ +} diff --git a/gcc/testsuite/gcc.dg/analyzer/named-constants-via-macros-3.c b/gcc/testsuite/gcc.dg/analyzer/named-constants-via-macros-3.c new file mode 100644 index 00000000000..2a3f2b0070a --- /dev/null +++ b/gcc/testsuite/gcc.dg/analyzer/named-constants-via-macros-3.c @@ -0,0 +1,15 @@ +#include "analyzer-decls.h" + +/* Various constants used by the fd state machine, as macros + that can't be handled. */ + +#define O_RDONLY (1 << 0) +#define O_WRONLY (1 << 1) +#define O_ACCMODE (O_RDONLY | O_WRONLY) + +void test_sm_fd_constants (void) +{ + __analyzer_dump_named_constant ("O_ACCMODE"); /* { dg-warning "named constant 'O_ACCMODE' has unknown value" } */ + __analyzer_dump_named_constant ("O_RDONLY"); /* { dg-warning "named constant 'O_RDONLY' has unknown value" } */ + __analyzer_dump_named_constant ("O_WRONLY"); /* { dg-warning "named constant 'O_WRONLY' has unknown value" } */ +} diff --git a/gcc/testsuite/gcc.dg/analyzer/named-constants-via-macros-4.c b/gcc/testsuite/gcc.dg/analyzer/named-constants-via-macros-4.c new file mode 100644 index 00000000000..16eef964051 --- /dev/null +++ b/gcc/testsuite/gcc.dg/analyzer/named-constants-via-macros-4.c @@ -0,0 +1,15 @@ +#include "analyzer-decls.h" + +/* Various constants used by the fd state machine, as macros + that can't be handled. */ + +#define O_ACCMODE(X) 42 +#define O_RDONLY(X) 0x1 +#define O_WRONLY(X) 010 + +void test_sm_fd_constants (void) +{ + __analyzer_dump_named_constant ("O_ACCMODE"); /* { dg-warning "named constant 'O_ACCMODE' has unknown value" } */ + __analyzer_dump_named_constant ("O_RDONLY"); /* { dg-warning "named constant 'O_RDONLY' has unknown value" } */ + __analyzer_dump_named_constant ("O_WRONLY"); /* { dg-warning "named constant 'O_WRONLY' has unknown value" } */ +} diff --git a/gcc/testsuite/gcc.dg/analyzer/named-constants-via-macros-empty.c b/gcc/testsuite/gcc.dg/analyzer/named-constants-via-macros-empty.c new file mode 100644 index 00000000000..3d347e2caf5 --- /dev/null +++ b/gcc/testsuite/gcc.dg/analyzer/named-constants-via-macros-empty.c @@ -0,0 +1,14 @@ +#include "analyzer-decls.h" + +/* Various constants used by the fd state machine. */ + +#define O_ACCMODE +#define O_RDONLY +#define O_WRONLY + +void test_sm_fd_constants (void) +{ + __analyzer_dump_named_constant ("O_ACCMODE"); /* { dg-warning "named constant 'O_ACCMODE' has unknown value" } */ + __analyzer_dump_named_constant ("O_RDONLY"); /* { dg-warning "named constant 'O_RDONLY' has unknown value" } */ + __analyzer_dump_named_constant ("O_WRONLY"); /* { dg-warning "named constant 'O_WRONLY' has unknown value" } */ +} diff --git a/gcc/testsuite/gcc.dg/analyzer/named-constants-via-macros-gc.c b/gcc/testsuite/gcc.dg/analyzer/named-constants-via-macros-gc.c new file mode 100644 index 00000000000..e7b12f325a5 --- /dev/null +++ b/gcc/testsuite/gcc.dg/analyzer/named-constants-via-macros-gc.c @@ -0,0 +1,21 @@ +/* { dg-additional-options "--param ggc-min-expand=0 --param ggc-min-heapsize=0" } */ + +#include "analyzer-decls.h" + +/* Various constants used by the fd state machine. */ + +#define O_ACCMODE 42 +#define O_RDONLY 0x1 +#define O_WRONLY 010 + +void test_sm_fd_constants (void) +{ + __analyzer_dump_named_constant ("O_ACCMODE"); /* { dg-warning "named constant 'O_ACCMODE' has value '42'" } */ + __analyzer_dump_named_constant ("O_RDONLY"); /* { dg-warning "named constant 'O_RDONLY' has value '1'" } */ + __analyzer_dump_named_constant ("O_WRONLY"); /* { dg-warning "named constant 'O_WRONLY' has value '8'" } */ +} + +void test_unknown (void) +{ + __analyzer_dump_named_constant ("UNKNOWN"); /* { dg-warning "named constant 'UNKNOWN' has unknown value" } */ +} diff --git a/gcc/testsuite/gcc.dg/analyzer/named-constants-via-macros-traditional.c b/gcc/testsuite/gcc.dg/analyzer/named-constants-via-macros-traditional.c new file mode 100644 index 00000000000..64acaad6aa0 --- /dev/null +++ b/gcc/testsuite/gcc.dg/analyzer/named-constants-via-macros-traditional.c @@ -0,0 +1,16 @@ +/* { dg-additional-options "-traditional-cpp" } */ + +#include "analyzer-decls.h" + +/* Various constants used by the fd state machine. */ + +#define O_ACCMODE 42 +#define O_RDONLY 0x1 +#define O_WRONLY 010 + +void test_sm_fd_constants (void) +{ + __analyzer_dump_named_constant ("O_ACCMODE"); /* { dg-warning "named constant 'O_ACCMODE' has unknown value" } */ + __analyzer_dump_named_constant ("O_RDONLY"); /* { dg-warning "named constant 'O_RDONLY' has unknown value" } */ + __analyzer_dump_named_constant ("O_WRONLY"); /* { dg-warning "named constant 'O_WRONLY' has unknown value" } */ +} diff --git a/gcc/testsuite/gcc.dg/analyzer/named-constants-via-macros-undef.c b/gcc/testsuite/gcc.dg/analyzer/named-constants-via-macros-undef.c new file mode 100644 index 00000000000..46c03223190 --- /dev/null +++ b/gcc/testsuite/gcc.dg/analyzer/named-constants-via-macros-undef.c @@ -0,0 +1,18 @@ +#include "analyzer-decls.h" + +/* Various constants used by the fd state machine. */ + +#define O_ACCMODE 42 +#define O_RDONLY 0x1 +#define O_WRONLY 010 + +#undef O_ACCMODE +#undef O_RDONLY +#undef O_WRONLY + +void test_sm_fd_constants (void) +{ + __analyzer_dump_named_constant ("O_ACCMODE"); /* { dg-warning "named constant 'O_ACCMODE' has unknown value" } */ + __analyzer_dump_named_constant ("O_RDONLY"); /* { dg-warning "named constant 'O_RDONLY' has unknown value" } */ + __analyzer_dump_named_constant ("O_WRONLY"); /* { dg-warning "named constant 'O_WRONLY' has unknown value" } */ +}