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Sat, 10 Apr 2021 15:30:56 -0700 (PDT) From: Luc Van Oostenryck To: linux-sparse@vger.kernel.org Cc: Luc Van Oostenryck Subject: [PATCH 1/5] add testcases for stores simplifications Date: Sun, 11 Apr 2021 00:30:40 +0200 Message-Id: <20210410223044.86100-2-luc.vanoostenryck@gmail.com> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20210410223044.86100-1-luc.vanoostenryck@gmail.com> References: <20210410223044.86100-1-luc.vanoostenryck@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-sparse@vger.kernel.org Signed-off-by: Luc Van Oostenryck --- validation/memops/kill-dead-store-parent0.c | 15 ++++++++++++ validation/memops/kill-dead-store-parent2.c | 26 +++++++++++++++++++++ validation/memops/kill-redundant-store0.c | 14 +++++++++++ 3 files changed, 55 insertions(+) create mode 100644 validation/memops/kill-dead-store-parent0.c create mode 100644 validation/memops/kill-dead-store-parent2.c create mode 100644 validation/memops/kill-redundant-store0.c diff --git a/validation/memops/kill-dead-store-parent0.c b/validation/memops/kill-dead-store-parent0.c new file mode 100644 index 000000000000..1413134b8c23 --- /dev/null +++ b/validation/memops/kill-dead-store-parent0.c @@ -0,0 +1,15 @@ +void foo(int *ptr, int p) +{ + if (p) + *ptr = 1; + *ptr = 0; +} + +/* + * check-name: kill-dead-store-parent0 + * check-command: test-linearize -Wno-decl $file + * check-known-to-fail + * + * check-output-ignore + * check-output-pattern(1): store + */ diff --git a/validation/memops/kill-dead-store-parent2.c b/validation/memops/kill-dead-store-parent2.c new file mode 100644 index 000000000000..b563fd31b669 --- /dev/null +++ b/validation/memops/kill-dead-store-parent2.c @@ -0,0 +1,26 @@ +int ladder02(int *ptr, int p, int x) +{ + *ptr = x++; + if (p) + goto l11; + else + goto l12; +l11: + *ptr = x++; + goto l20; +l12: + *ptr = x++; + goto l20; +l20: + *ptr = x++; + return *ptr; +} + +/* + * check-name: kill-dead-store-parent2 + * check-command: test-linearize -Wno-decl $file + * check-known-to-fail + * + * check-output-ignore + * check-output-pattern(1): store + */ diff --git a/validation/memops/kill-redundant-store0.c b/validation/memops/kill-redundant-store0.c new file mode 100644 index 000000000000..e911166dd953 --- /dev/null +++ b/validation/memops/kill-redundant-store0.c @@ -0,0 +1,14 @@ +void foo(int *ptr) +{ + int i = *ptr; + *ptr = i; +} + +/* + * check-name: kill-redundant-store0 + * check-command: test-linearize -Wno-decl $file + * check-known-to-fail + * + * check-output-ignore + * check-output-excludes: store + */ -- 2.31.1