From: Jakub Jelinek <jakub@redhat.com>
Date: Wed, 17 Apr 2019 19:24:55 +0000 (+0200)
Subject: re PR c++/89325 (False warnings about "optimization attribute" on operators when... 
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=747742f6f3c80d04109b55ad1e90a77eac3ffd88;p=gcc.git

re PR c++/89325 (False warnings about "optimization attribute" on operators when -fno-ipa-cp-clone)

	PR c++/89325
	* g++.dg/ext/attrib58.C: New test.
	* g++.dg/ext/attrib59.C: New test.
	* g++.dg/ext/attrib60.C: New test.

From-SVN: r270422
---

diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 963245e96ad..11580f2d006 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,5 +1,10 @@
 2019-04-17  Jakub Jelinek  <jakub@redhat.com>
 
+	PR c++/89325
+	* g++.dg/ext/attrib58.C: New test.
+	* g++.dg/ext/attrib59.C: New test.
+	* g++.dg/ext/attrib60.C: New test.
+
 	PR target/90125
 	* gcc.target/i386/avx512f-vfmsubXXXss-2.c (avx512f_test): Adjust
 	constants to ensure precise result even when not using fma.
diff --git a/gcc/testsuite/g++.dg/ext/attrib58.C b/gcc/testsuite/g++.dg/ext/attrib58.C
new file mode 100644
index 00000000000..01c00354a13
--- /dev/null
+++ b/gcc/testsuite/g++.dg/ext/attrib58.C
@@ -0,0 +1,8 @@
+// PR c++/89325
+// { dg-do compile }
+// { dg-options "-Wattributes" }
+
+struct A { friend int &operator<< (int &i, const A &) { return i; } };	// { dg-bogus "previous definition" }
+#pragma GCC optimize ("-fno-ipa-cp-clone")
+struct B {};
+int &operator<<(int &, const B &);	// { dg-bogus "optimization attribute on '\[^\n\r]*' follows definition but the attribute doesn.t match" }
diff --git a/gcc/testsuite/g++.dg/ext/attrib59.C b/gcc/testsuite/g++.dg/ext/attrib59.C
new file mode 100644
index 00000000000..b883d26e324
--- /dev/null
+++ b/gcc/testsuite/g++.dg/ext/attrib59.C
@@ -0,0 +1,11 @@
+// PR c++/89325
+// { dg-do compile }
+// { dg-options "-Wattributes" }
+
+int foo (int) { return 0; }	// { dg-bogus "previous definition" }
+int bar (int) { return 0; }	// { dg-bogus "previous definition" }
+int baz (int) { return 0; }	// { dg-message "previous definition" }
+__attribute__((optimize (0))) int bar (long); // { dg-bogus "optimization attribute on '\[^\n\r]*' follows definition but the attribute doesn.t match" }
+#pragma GCC optimize ("-fno-ipa-cp-clone")
+int foo (long);			// { dg-bogus "optimization attribute on '\[^\n\r]*' follows definition but the attribute doesn.t match" }
+int baz (int);			// { dg-warning "optimization attribute on '\[^\n\r]*' follows definition but the attribute doesn.t match" }
diff --git a/gcc/testsuite/g++.dg/ext/attrib60.C b/gcc/testsuite/g++.dg/ext/attrib60.C
new file mode 100644
index 00000000000..26958cbf444
--- /dev/null
+++ b/gcc/testsuite/g++.dg/ext/attrib60.C
@@ -0,0 +1,9 @@
+// PR c++/89325
+// { dg-do compile }
+// { dg-options "-Wattributes" }
+
+__attribute__((noinline)) void foo (int) {}	// { dg-bogus "previous definition" } 
+inline void foo (long);				// { dg-bogus "inline declaration of '\[^\n\r]*' follows declaration with attribute 'noinline'" }
+inline void foo (long) {}
+__attribute__((noinline)) void bar (int) {}	// { dg-message "previous definition" } 
+inline void bar (int);				// { dg-warning "inline declaration of '\[^\n\r]*' follows declaration with attribute 'noinline'" }