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Ip=[4.158.2.129];\n Helo=[outbound-uk1.az.dlp.m.darktrace.com]","X-MS-Exchange-CrossTenant-AuthSource":"\n DB3PEPF0000885F.eurprd02.prod.outlook.com","X-MS-Exchange-CrossTenant-AuthAs":"Anonymous","X-MS-Exchange-CrossTenant-FromEntityHeader":"HybridOnPrem","X-BeenThere":"gcc-patches@gcc.gnu.org","X-Mailman-Version":"2.1.30","Precedence":"list","List-Id":"Gcc-patches mailing list <gcc-patches.gcc.gnu.org>","List-Unsubscribe":"<https://gcc.gnu.org/mailman/options/gcc-patches>,\n <mailto:gcc-patches-request@gcc.gnu.org?subject=unsubscribe>","List-Archive":"<https://gcc.gnu.org/pipermail/gcc-patches/>","List-Post":"<mailto:gcc-patches@gcc.gnu.org>","List-Help":"<mailto:gcc-patches-request@gcc.gnu.org?subject=help>","List-Subscribe":"<https://gcc.gnu.org/mailman/listinfo/gcc-patches>,\n <mailto:gcc-patches-request@gcc.gnu.org?subject=subscribe>","Errors-To":"gcc-patches-bounces~incoming=patchwork.ozlabs.org@gcc.gnu.org"},"content":"This is a follow-up patch which depends on the fixes for PR122483:\nhttps://patchwork.sourceware.org/project/gcc/list/?series=59377\n\nThis extends the SME attribute tests (streaming_mode_1.c and\nza_state_1.c) with cases that involve one or both of the duplicate decls\nhaving extraneous non-type-affecting attributes, to verify that this\ndoesn't affect the rejection of cases that would otherwise be rejected\ndue to incompatible SME attributes.\n\nThe aim is to address Joseph's review comment on the C frontend patch in\nthe series that fixes PR122483:\n\n> > The motivation is to restore the rejection of code such as:\n> >\n> >   void f(void) [[arm::streaming]];\n> >   void f(void);\n>\n> What happens, and what is supposed to happen, when one or both\n> declarations have function type attributes that aren't meant to prevent\n> merging, in addition to the ones that are meant to prevent merging?  (Such\n> as unsequenced / reproducible / gnu::format / ....)\n\n(https://inbox.sourceware.org/gcc-patches/91332677-b0d8-d097-151d-3690ff42c897@redhat.com/)\n\nI've verified that the tests still pass on aarch64-linux-gnu on top of\nthe other patches in the series.  OK for trunk once the dependent\npatches (all except the C++ patch) have been approved and committed?\n\nThanks,\nAlex\n\ngcc/testsuite/ChangeLog:\n\n\t* gcc.target/aarch64/sme/streaming_mode_1.c: Add variants with\n\textraneous non-conflicting attributes.\n\t* gcc.target/aarch64/sme/za_state_1.c: Likewise.","diff":"diff --git a/gcc/testsuite/gcc.target/aarch64/sme/streaming_mode_1.c b/gcc/testsuite/gcc.target/aarch64/sme/streaming_mode_1.c\nindex cb1b05948d8..bdd0839df65 100644\n--- a/gcc/testsuite/gcc.target/aarch64/sme/streaming_mode_1.c\n+++ b/gcc/testsuite/gcc.target/aarch64/sme/streaming_mode_1.c\n@@ -3,12 +3,64 @@\n void sc_a () [[arm::streaming_compatible]];\n void sc_a (); // { dg-error \"conflicting types\" }\n \n+// Variants of sc_a, checking that the presence of extraneous\n+// compatible attributes doesn't affect the rejection.\n+\n+int sc_a1 (int) [[arm::streaming_compatible, unsequenced]];\n+int sc_a1 (int); // { dg-error \"conflicting types\" }\n+\n+int sc_a2 (int) [[unsequenced, arm::streaming_compatible]];\n+int sc_a2 (int); // { dg-error \"conflicting types\" }\n+\n+int sc_a3 (int) [[arm::streaming_compatible]];\n+int sc_a3 (int) [[unsequenced]]; // { dg-error \"conflicting types\" }\n+\n+int sc_a4 (int) [[arm::streaming_compatible, unsequenced]];\n+int sc_a4 (int) [[unsequenced]]; // { dg-error \"conflicting types\" }\n+\n+int sc_a5 (int) [[unsequenced, arm::streaming_compatible]];\n+int sc_a5 (int) [[unsequenced]]; // { dg-error \"conflicting types\" }\n+\n void sc_b ();\n void sc_b () [[arm::streaming_compatible]]; // { dg-error \"conflicting types\" }\n \n+// Likewise with sc_b.\n+\n+int sc_b1 (int) [[reproducible]];\n+int sc_b1 (int) [[arm::streaming_compatible]]; // { dg-error \"conflicting types\" }\n+\n+int sc_b2 (int);\n+int sc_b2 (int) [[arm::streaming_compatible, reproducible]]; // { dg-error \"conflicting types\" }\n+\n+int sc_b3 (int);\n+int sc_b3 (int) [[reproducible, arm::streaming_compatible]]; // { dg-error \"conflicting types\" }\n+\n+int sc_b4 (int) [[reproducible]];\n+int sc_b4 (int) [[arm::streaming_compatible, reproducible]]; // { dg-error \"conflicting types\" }\n+\n+int sc_b5 (int) [[reproducible]];\n+int sc_b5 (int) [[reproducible, arm::streaming_compatible]]; // { dg-error \"conflicting types\" }\n+\n void sc_c () [[arm::streaming_compatible]];\n void sc_c () {} // { dg-error \"conflicting types\" }\n \n+// Likewise with sc_c.\n+\n+int sc_c1 (int) [[arm::streaming_compatible, unsequenced]];\n+int sc_c1 (int) {} // { dg-error \"conflicting types\" }\n+\n+int sc_c2 (int) [[unsequenced, arm::streaming_compatible]];\n+int sc_c2 (int) {} // { dg-error \"conflicting types\" }\n+\n+int sc_c3 (int) [[arm::streaming_compatible]];\n+int sc_c3 (int) [[unsequenced]] {} // { dg-error \"conflicting types\" }\n+\n+int sc_c4 (int) [[arm::streaming_compatible, unsequenced]];\n+int sc_c4 (int) [[unsequenced]] {} // { dg-error \"conflicting types\" }\n+\n+int sc_c5 (int) [[unsequenced, arm::streaming_compatible]];\n+int sc_c5 (int) [[unsequenced]] {} // { dg-error \"conflicting types\" }\n+\n void sc_d ();\n void sc_d () [[arm::streaming_compatible]] {} // { dg-error \"conflicting types\" }\n \n@@ -29,15 +81,84 @@ extern void (*sc_h) (); // { dg-error \"conflicting types\" }\n void s_a () [[arm::streaming]];\n void s_a (); // { dg-error \"conflicting types\" }\n \n+// Variants of s_a, checking that the presence of extraneous\n+// compatible attributes doesn't affect the rejection.\n+\n+int s_a1 () [[arm::streaming, gnu::warn_unused_result]];\n+int s_a1 (); // { dg-error \"conflicting types\" }\n+\n+int s_a2 () [[gnu::warn_unused_result, arm::streaming]];\n+int s_a2 (); // { dg-error \"conflicting types\" }\n+\n+int s_a3 () [[arm::streaming]];\n+int s_a3 () [[gnu::warn_unused_result]]; // { dg-error \"conflicting types\" }\n+\n+int s_a4 () [[arm::streaming, gnu::warn_unused_result]];\n+int s_a4 () [[gnu::warn_unused_result]]; // { dg-error \"conflicting types\" }\n+\n+int s_a5 () [[gnu::warn_unused_result, arm::streaming]];\n+int s_a5 () [[gnu::warn_unused_result]]; // { dg-error \"conflicting types\" }\n+\n void s_b ();\n void s_b () [[arm::streaming]]; // { dg-error \"conflicting types\" }\n \n+// Likewise with s_b.\n+\n+int s_b1 (int) [[unsequenced]];\n+int s_b1 (int) [[arm::streaming]]; // { dg-error \"conflicting types\" }\n+\n+int s_b2 (int);\n+int s_b2 (int) [[arm::streaming, unsequenced]]; // { dg-error \"conflicting types\" }\n+\n+int s_b3 (int);\n+int s_b3 (int) [[unsequenced, arm::streaming]]; // { dg-error \"conflicting types\" }\n+\n+int s_b4 (int) [[unsequenced]];\n+int s_b4 (int) [[arm::streaming, unsequenced]]; // { dg-error \"conflicting types\" }\n+\n+int s_b5 (int) [[unsequenced]];\n+int s_b5 (int) [[unsequenced, arm::streaming]]; // { dg-error \"conflicting types\" }\n+\n void s_c () [[arm::streaming]];\n void s_c () {} // { dg-error \"conflicting types\" }\n \n+// Likewise with s_c.\n+\n+int s_c1 (int) [[arm::streaming, reproducible]];\n+int s_c1 (int) {} // { dg-error \"conflicting types\" }\n+\n+int s_c2 (int) [[reproducible, arm::streaming]];\n+int s_c2 (int) {} // { dg-error \"conflicting types\" }\n+\n+int s_c3 (int) [[arm::streaming]];\n+int s_c3 (int) [[reproducible]] {} // { dg-error \"conflicting types\" }\n+\n+int s_c4 (int) [[arm::streaming, reproducible]];\n+int s_c4 (int) [[reproducible]] {} // { dg-error \"conflicting types\" }\n+\n+int s_c5 (int) [[reproducible, arm::streaming]];\n+int s_c5 (int) [[reproducible]] {} // { dg-error \"conflicting types\" }\n+\n void s_d ();\n void s_d () [[arm::streaming]] {} // { dg-error \"conflicting types\" }\n \n+// Likewise with s_d.\n+\n+int s_d1 () [[gnu::warn_unused_result]];\n+int s_d1 () [[arm::streaming]] {} // { dg-error \"conflicting types\" }\n+\n+int s_d2 ();\n+int s_d2 () [[gnu::warn_unused_result, arm::streaming]] {} // { dg-error \"conflicting types\" }\n+\n+int s_d3 ();\n+int s_d3 () [[arm::streaming, gnu::warn_unused_result]] {} // { dg-error \"conflicting types\" }\n+\n+int s_d4 () [[gnu::warn_unused_result]];\n+int s_d4 () [[arm::streaming, gnu::warn_unused_result]] {} // { dg-error \"conflicting types\" }\n+\n+int s_d4 () [[gnu::warn_unused_result]];\n+int s_d4 () [[gnu::warn_unused_result, arm::streaming]] {} // { dg-error \"conflicting types\" }\n+\n void s_e () [[arm::streaming]] {}\n void s_e (); // { dg-error \"conflicting types\" }\n \n@@ -55,9 +176,51 @@ extern void (*s_h) (); // { dg-error \"conflicting types\" }\n void mixed_a () [[arm::streaming]];\n void mixed_a () [[arm::streaming_compatible]]; // { dg-error \"conflicting types\" }\n \n+// Variants of mixed_a, checking that the presence of extraneous\n+// compatible attributes doesn't affect the rejection.\n+\n+int mixed_a1 (int) [[arm::streaming, unsequenced]];\n+int mixed_a1 (int) [[arm::streaming_compatible]]; // { dg-error \"conflicting types\" }\n+\n+int mixed_a2 (int) [[unsequenced, arm::streaming]];\n+int mixed_a2 (int) [[arm::streaming_compatible]]; // { dg-error \"conflicting types\" }\n+\n+int mixed_a3 (int) [[arm::streaming]];\n+int mixed_a3 (int) [[arm::streaming_compatible, unsequenced]]; // { dg-error \"conflicting types\" }\n+\n+int mixed_a4 (int) [[arm::streaming]];\n+int mixed_a4 (int) [[unsequenced, arm::streaming_compatible]]; // { dg-error \"conflicting types\" }\n+\n+int mixed_a5 (int) [[arm::streaming, unsequenced]];\n+int mixed_a5 (int) [[arm::streaming_compatible, unsequenced]]; // { dg-error \"conflicting types\" }\n+\n+int mixed_a6 (int) [[unsequenced, arm::streaming]];\n+int mixed_a6 (int) [[arm::streaming_compatible, unsequenced]]; // { dg-error \"conflicting types\" }\n+\n+int mixed_a7 (int) [[arm::streaming, unsequenced]];\n+int mixed_a7 (int) [[unsequenced, arm::streaming_compatible]]; // { dg-error \"conflicting types\" }\n+\n+int mixed_a8 (int) [[unsequenced, arm::streaming]];\n+int mixed_a8 (int) [[unsequenced, arm::streaming_compatible]]; // { dg-error \"conflicting types\" }\n+\n void mixed_b () [[arm::streaming_compatible]];\n void mixed_b () [[arm::streaming]]; // { dg-error \"conflicting types\" }\n \n+// Likewise with variants of mixed_b (although not including all\n+// permutations).\n+\n+int mixed_b1 (int) [[arm::streaming_compatible]];\n+int mixed_b1 (int) [[arm::streaming]]; // { dg-error \"conflicting types\" }\n+\n+int mixed_b2 (int) [[arm::streaming_compatible, reproducible]];\n+int mixed_b2 (int) [[arm::streaming]]; // { dg-error \"conflicting types\" }\n+\n+int mixed_b3 (int) [[arm::streaming_compatible]];\n+int mixed_b3 (int) [[arm::streaming, reproducible]]; // { dg-error \"conflicting types\" }\n+\n+int mixed_b4 (int) [[arm::streaming_compatible, reproducible]];\n+int mixed_b4 (int) [[arm::streaming, reproducible]]; // { dg-error \"conflicting types\" }\n+\n void mixed_c () [[arm::streaming]];\n void mixed_c () [[arm::streaming_compatible]] {} // { dg-error \"conflicting types\" }\n \n@@ -120,9 +283,44 @@ void keyword_ok_5 () [[arm::streaming_compatible]];\n void keyword_contradiction_1 () __arm_streaming;\n void keyword_contradiction_1 (); // { dg-error \"conflicting types\" }\n \n+// Variants of keyword_contradiction_1, checking that the presence of\n+// extraneous compatible attributes doesn't affect the rejection.\n+\n+int keyword_contradiction_1a (int) __arm_streaming [[unsequenced]];\n+int keyword_contradiction_1a (int); // { dg-error \"conflicting types\" }\n+\n+int keyword_contradiction_1b (int) [[unsequenced]] __arm_streaming;\n+int keyword_contradiction_1b (int); // { dg-error \"conflicting types\" }\n+\n+int keyword_contradiction_1c (int) __arm_streaming;\n+int keyword_contradiction_1c (int) [[unsequenced]]; // { dg-error \"conflicting types\" }\n+\n+int keyword_contradiction_1d (int) __arm_streaming [[unsequenced]];\n+int keyword_contradiction_1d (int) [[unsequenced]]; // { dg-error \"conflicting types\" }\n+\n+int keyword_contradiction_1e (int) [[unsequenced]] __arm_streaming;\n+int keyword_contradiction_1e (int) [[unsequenced]]; // { dg-error \"conflicting types\" }\n+\n void keyword_contradiction_2 ();\n void keyword_contradiction_2 () __arm_streaming; // { dg-error \"conflicting types\" }\n \n+// Likewise with keyword_contradiction_2.\n+\n+int keyword_contradiction_2a (int) [[reproducible]];\n+int keyword_contradiction_2a (int) __arm_streaming; // { dg-error \"conflicting types\" }\n+\n+int keyword_contradiction_2b (int);\n+int keyword_contradiction_2b (int) __arm_streaming [[reproducible]]; // { dg-error \"conflicting types\" }\n+\n+int keyword_contradiction_2c (int);\n+int keyword_contradiction_2c (int) [[reproducible]] __arm_streaming ; // { dg-error \"conflicting types\" }\n+\n+int keyword_contradiction_2d (int) [[reproducible]];\n+int keyword_contradiction_2d (int) __arm_streaming [[reproducible]]; // { dg-error \"conflicting types\" }\n+\n+int keyword_contradiction_2e (int) [[reproducible]];\n+int keyword_contradiction_2e (int) [[reproducible]] __arm_streaming ; // { dg-error \"conflicting types\" }\n+\n void keyword_contradiction_3 () __arm_streaming;\n void keyword_contradiction_3 () [[arm::streaming_compatible]]; // { dg-error \"conflicting types\" }\n \ndiff --git a/gcc/testsuite/gcc.target/aarch64/sme/za_state_1.c b/gcc/testsuite/gcc.target/aarch64/sme/za_state_1.c\nindex 7d7989b18b3..012b143b200 100644\n--- a/gcc/testsuite/gcc.target/aarch64/sme/za_state_1.c\n+++ b/gcc/testsuite/gcc.target/aarch64/sme/za_state_1.c\n@@ -3,9 +3,44 @@\n void shared_a () [[arm::inout(\"za\")]];\n void shared_a (); // { dg-error \"conflicting types\" }\n \n+// Variants of shared_a, checking that the presence of extraneous\n+// compatible attributes doesn't affect the rejection.\n+\n+int shared_a1 (int) [[arm::inout(\"za\"), unsequenced]];\n+int shared_a1 (int); // { dg-error \"conflicting types\" }\n+\n+int shared_a2 (int) [[unsequenced, arm::inout(\"za\")]];\n+int shared_a2 (int); // { dg-error \"conflicting types\" }\n+\n+int shared_a3 (int) [[arm::inout(\"za\")]];\n+int shared_a3 (int) [[unsequenced]]; // { dg-error \"conflicting types\" }\n+\n+int shared_a4 (int) [[arm::inout(\"za\"), unsequenced]];\n+int shared_a4 (int) [[unsequenced]]; // { dg-error \"conflicting types\" }\n+\n+int shared_a5 (int) [[unsequenced, arm::inout(\"za\")]];\n+int shared_a5 (int) [[unsequenced]]; // { dg-error \"conflicting types\" }\n+\n void shared_b ();\n void shared_b () [[arm::inout(\"za\")]]; // { dg-error \"conflicting types\" }\n \n+// Likewise with shared_b.\n+\n+int shared_b1 () [[gnu::warn_unused_result]];\n+int shared_b1 () [[arm::inout(\"za\")]]; // { dg-error \"conflicting types\" }\n+\n+int shared_b2 ();\n+int shared_b2 () [[arm::inout(\"za\"), gnu::warn_unused_result]]; // { dg-error \"conflicting types\" }\n+\n+int shared_b3 ();\n+int shared_b3 () [[gnu::warn_unused_result, arm::inout(\"za\")]]; // { dg-error \"conflicting types\" }\n+\n+int shared_b4 () [[gnu::warn_unused_result]];\n+int shared_b4 () [[arm::inout(\"za\"), gnu::warn_unused_result]]; // { dg-error \"conflicting types\" }\n+\n+int shared_b5 () [[gnu::warn_unused_result]];\n+int shared_b5 () [[gnu::warn_unused_result, arm::inout(\"za\")]]; // { dg-error \"conflicting types\" }\n+\n void shared_c () [[arm::inout(\"za\")]];\n void shared_c () {} // { dg-error \"conflicting types\" }\n \n","prefixes":[]}