From 3881d010dca9b5db5301f28e4a1e3a8e4bc40faa Mon Sep 17 00:00:00 2001
From: Thomas Schwinge <thomas@codesourcery.com>
Date: Wed, 14 Jun 2023 22:39:01 +0200
Subject: [PATCH] Skip a number of 'g++.dg/tree-prof/' test cases for
'-fno-exceptions' testing
Running 'make check' with: 'RUNTESTFLAGS=--target_board=unix/-fno-exceptions',
'error: exception handling disabled' is triggered for C++ 'throw' etc. usage,
and per 'gcc/testsuite/lib/gcc-dg.exp:gcc-dg-prune':
# If exceptions are disabled, mark tests expecting exceptions to be enabled
# as unsupported.
if { ![check_effective_target_exceptions_enabled] } {
if [regexp "(^|\n)\[^\n\]*: error: exception handling disabled" $text] {
return "::unsupported::exception handling disabled"
}
..., which generally means:
-PASS: [...] (test for excess errors)
+UNSUPPORTED: [...]: exception handling disabled
However, this doesn't work for 'g++.dg/tree-prof/' test cases. For example:
[-PASS:-]{+UNSUPPORTED:+} g++.dg/tree-prof/indir-call-prof-2.C [-compilation, -fprofile-generate -D_PROFILE_GENERATE-]{+compilation: exception handling disabled+}
[-PASS:-]{+UNRESOLVED:+} g++.dg/tree-prof/indir-call-prof-2.C execution, -fprofile-generate -D_PROFILE_GENERATE
[-PASS:-]{+UNRESOLVED:+} g++.dg/tree-prof/indir-call-prof-2.C compilation, -fprofile-use -D_PROFILE_USE
[-PASS:-]{+UNRESOLVED:+} g++.dg/tree-prof/indir-call-prof-2.C execution, -fprofile-use -D_PROFILE_USE
Dependent tests turn UNRESOLVED if the first "compilation" runs into the
expected 'UNSUPPORTED: [...] compile: exception handling disabled'.
Specify 'dg-require-effective-target exceptions_enabled' for those test cases.
gcc/testsuite/
* g++.dg/tree-prof/indir-call-prof-2.C: Specify
'dg-require-effective-target exceptions_enabled'.
* g++.dg/tree-prof/partition1.C: Likewise.
* g++.dg/tree-prof/partition2.C: Likewise.
* g++.dg/tree-prof/partition3.C: Likewise.
* g++.dg/tree-prof/pr51719.C: Likewise.
* g++.dg/tree-prof/pr57451.C: Likewise.
* g++.dg/tree-prof/pr59255.C: Likewise.
---
gcc/testsuite/g++.dg/tree-prof/indir-call-prof-2.C | 1 +
gcc/testsuite/g++.dg/tree-prof/partition1.C | 1 +
gcc/testsuite/g++.dg/tree-prof/partition2.C | 1 +
gcc/testsuite/g++.dg/tree-prof/partition3.C | 1 +
gcc/testsuite/g++.dg/tree-prof/pr51719.C | 1 +
gcc/testsuite/g++.dg/tree-prof/pr57451.C | 1 +
gcc/testsuite/g++.dg/tree-prof/pr59255.C | 1 +
7 files changed, 7 insertions(+)
@@ -1,3 +1,4 @@
+/* Explicit { dg-require-effective-target exceptions_enabled } so that dependent tests don't turn UNRESOLVED for '-fno-exceptions'. */
/* { dg-options "-O" } */
int foo1(void) { return 0; }
@@ -1,3 +1,4 @@
+/* Explicit { dg-require-effective-target exceptions_enabled } so that dependent tests don't turn UNRESOLVED for '-fno-exceptions'. */
/* { dg-require-effective-target freorder } */
/* { dg-options "-O2 -freorder-blocks-and-partition" } */
@@ -1,4 +1,5 @@
// PR middle-end/45458
+// Explicit { dg-require-effective-target exceptions_enabled } so that dependent tests don't turn UNRESOLVED for '-fno-exceptions'.
// { dg-require-effective-target freorder }
// { dg-options "-O2 -fnon-call-exceptions -freorder-blocks-and-partition" }
@@ -1,4 +1,5 @@
// PR middle-end/45566
+// Explicit { dg-require-effective-target exceptions_enabled } so that dependent tests don't turn UNRESOLVED for '-fno-exceptions'.
// { dg-require-effective-target freorder }
// { dg-options "-O2 -fnon-call-exceptions -freorder-blocks-and-partition" }
@@ -1,4 +1,5 @@
// PR tree-optimization/51719
+// Explicit { dg-require-effective-target exceptions_enabled } so that dependent tests don't turn UNRESOLVED for '-fno-exceptions'.
// { dg-options "-O -fpartial-inlining" }
int
@@ -1,3 +1,4 @@
+// Explicit { dg-require-effective-target exceptions_enabled } so that dependent tests don't turn UNRESOLVED for '-fno-exceptions'.
// { dg-require-effective-target freorder }
// { dg-options "-O2 -freorder-blocks-and-partition -g" }
@@ -1,4 +1,5 @@
// PR c++/59255
+// Explicit { dg-require-effective-target exceptions_enabled } so that dependent tests don't turn UNRESOLVED for '-fno-exceptions'.
// { dg-options "-std=c++11 -O2" }
struct S
--
2.34.1