From: Andrew MacLeod <amacleod@redhat.com>
To: gcc-patches <gcc-patches@gcc.gnu.org>
Cc: "hernandez, aldy" <aldyh@redhat.com>
Subject: [COMMITTED] Add testcases resolved with ranger as VRP1.
Date: Thu, 3 Nov 2022 15:28:59 -0400 [thread overview]
Message-ID: <8fb928cd-2a2d-3de5-9f33-08918dc9bac5@redhat.com> (raw)
[-- Attachment #1: Type: text/plain, Size: 144 bytes --]
Turning ranger on by default for the VRP1 pass fixed 3 outstanding PRs:
93917, 999966, and 102650. Adding testcases for those PRs.
Andrew
[-- Attachment #2: 0001-Add-testcases-resolved-with-ranger-as-VRP1.patch --]
[-- Type: text/x-patch, Size: 2540 bytes --]
From 863f50c84be7302ba14ce650838e3fd475b0cd56 Mon Sep 17 00:00:00 2001
From: Andrew MacLeod <amacleod@redhat.com>
Date: Thu, 3 Nov 2022 13:07:33 -0400
Subject: [PATCH] Add testcases resolved with ranger as VRP1.
gcc/testsuite/
* g++.dg/pr99966.C: New.
* gcc.dg/pr93917.c: New.
* gcc.dg/pr102650.c: New.
---
gcc/testsuite/g++.dg/pr99966.C | 23 +++++++++++++++++++++++
gcc/testsuite/gcc.dg/pr102650.c | 20 ++++++++++++++++++++
gcc/testsuite/gcc.dg/pr93917.c | 20 ++++++++++++++++++++
3 files changed, 63 insertions(+)
create mode 100644 gcc/testsuite/g++.dg/pr99966.C
create mode 100644 gcc/testsuite/gcc.dg/pr102650.c
create mode 100644 gcc/testsuite/gcc.dg/pr93917.c
diff --git a/gcc/testsuite/g++.dg/pr99966.C b/gcc/testsuite/g++.dg/pr99966.C
new file mode 100644
index 00000000000..4d689822b87
--- /dev/null
+++ b/gcc/testsuite/g++.dg/pr99966.C
@@ -0,0 +1,23 @@
+// { dg-do compile }
+// { dg-require-effective-target c++17 }
+// { dg-options "-O2 -fdump-tree-vrp1" }
+
+// Test we can remove a range bound after the assert.
+
+#include <cassert>
+#include <cstdint>
+#include <cstddef>
+#include <vector>
+
+uint64_t f(std::vector<uint64_t>& data, size_t start, size_t end){
+ assert(start < end && start < data.size() && end <= data.size());
+
+
+ uint64_t total = 0;
+ for (size_t i = start; i < end; i++) {
+ total += data.at(i);
+ }
+ return total;
+}
+
+/* { dg-final { scan-tree-dump-not "throw" "vrp1"} } */
diff --git a/gcc/testsuite/gcc.dg/pr102650.c b/gcc/testsuite/gcc.dg/pr102650.c
new file mode 100644
index 00000000000..16ae840260f
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/pr102650.c
@@ -0,0 +1,20 @@
+/* { dg-do compile } */
+/* { dg-options "-O3 -fdump-tree-vrp1" } */
+
+static int a = 2, b, c, d;
+void foo(void);
+int main() {
+ short e;
+ int f = -1;
+ if (b)
+ c = 0;
+ c || (f = 2);
+ for (; d < 1; d++)
+ e = f + a;
+ if (!e)
+ foo();
+ return 0;
+}
+
+/* { dg-final { scan-tree-dump-not "foo" "vrp1" } } */
+
diff --git a/gcc/testsuite/gcc.dg/pr93917.c b/gcc/testsuite/gcc.dg/pr93917.c
new file mode 100644
index 00000000000..41d27fb9a8f
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/pr93917.c
@@ -0,0 +1,20 @@
+/* { dg-do compile } */
+/* { dg-options "-O2 -fdump-tree-vrp1" } */
+
+void f3(int n);
+
+void f1(int n)
+{
+ if(n<0)
+ __builtin_unreachable();
+ f3(n);
+}
+
+void f2(int*n)
+{
+ if(*n<0)
+ __builtin_unreachable();
+ f3 (*n);
+}
+
+/* { dg-final { scan-tree-dump-times "Global Exported" 2 "vrp1" } } */
--
2.37.3
reply other threads:[~2022-11-03 19:29 UTC|newest]
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