[PATCH] ref-temp1.C: Enable some tests for PE targets

[Jonathan Yong]

Attached patch OK for master branch?
Will push soon if there are no objections.

From b329d899d07cda78bc44d88f81bdf10d5e2db302 Mon Sep 17 00:00:00 2001
From: Jonathan Yong <10wa...@gmail.com>
Date: Tue, 15 Apr 2025 11:41:36 +0000
Subject: [PATCH] ref-temp1.C: Enable some tests for PE targets

Test for expected PE values.

Signed-off-by: Jonathan Yong <10wa...@gmail.com>

gcc/testsuite/ChangeLog:

	* g++.dg/abi/ref-temp1.C: Replicate some test based on
	PE expectations.
	* lib/target-supports.exp: New check_effective_target_pe.
---
 gcc/testsuite/g++.dg/abi/ref-temp1.C  | 13 +++++++++----
 gcc/testsuite/lib/target-supports.exp | 10 ++++++++++
 2 files changed, 19 insertions(+), 4 deletions(-)

diff --git a/gcc/testsuite/g++.dg/abi/ref-temp1.C b/gcc/testsuite/g++.dg/abi/ref-temp1.C
index 70c9a7a431c..b02dcf61042 100644
--- a/gcc/testsuite/g++.dg/abi/ref-temp1.C
+++ b/gcc/testsuite/g++.dg/abi/ref-temp1.C
@@ -7,11 +7,16 @@ struct B { const A (&x)[2]; };
 template <typename T> B &&b = { { { { 1, 2, 3 } }, { { 4, 5, 6 } } } };
 B &temp = b<void>;
 
-// { dg-final { scan-assembler ".weak\(_definition\)?\[ \t\]_?_ZGR1bIvE_" } }
-// { dg-final { scan-assembler ".weak\(_definition\)?\[ \t\]_?_ZGR1bIvE0_" } }
-// { dg-final { scan-assembler ".weak\(_definition\)?\[ \t\]_?_ZGR1bIvE1_" } }
-// { dg-final { scan-assembler ".weak\(_definition\)?\[ \t\]_?_ZGR1bIvE2_" } }
+// { dg-final { scan-assembler ".weak\(_definition\)?\[ \t\]_?_ZGR1bIvE_" { target { ! pe } } } }
+// { dg-final { scan-assembler ".weak\(_definition\)?\[ \t\]_?_ZGR1bIvE0_" { target { ! pe } } } }
+// { dg-final { scan-assembler ".weak\(_definition\)?\[ \t\]_?_ZGR1bIvE1_" { target { ! pe } } } }
+// { dg-final { scan-assembler ".weak\(_definition\)?\[ \t\]_?_ZGR1bIvE2_" { target { ! pe } } } }
 
+// { dg-final { scan-assembler "\.section\t\.data\\\$_ZGR1bIvE_,\"w\"\n\t\.linkonce same_size" { target pe } } }
+// { dg-final { scan-assembler "\.section\t\.rdata\\\$_ZGR1bIvE0_,\"dr\"\n\t\.linkonce same_size" { target pe } } }
+// { dg-final { scan-assembler "\.section\t\.rdata\\\$_ZGR1bIvE1_,\"dr\"\n\t\.linkonce same_size" { target pe } } }
+// { dg-final { scan-assembler "\.section\t\.rdata\\\$_ZGR1bIvE2_,\"dr\"\n\t\.linkonce same_size" { target pe } } }
+//
 // { dg-final { scan-assembler "_ZGR1bIvE_:\n\[^\n]+_ZGR1bIvE0_" } }
 // { dg-final { scan-assembler "_ZGR1bIvE0_:\n\[^\n]+_ZGR1bIvE1_" } }
 // { dg-final { scan-assembler "_ZGR1bIvE1_:\n\[^\n]+\[ \t\]1" } }
diff --git a/gcc/testsuite/lib/target-supports.exp b/gcc/testsuite/lib/target-supports.exp
index a62f459ad7e..869d1501c38 100644
--- a/gcc/testsuite/lib/target-supports.exp
+++ b/gcc/testsuite/lib/target-supports.exp
@@ -562,6 +562,16 @@ proc check_effective_target_elf { } {
     }
 }
 
+# Returns 1 if the target uses the PE/COFF object format, 0 otherwise.
+
+proc check_effective_target_pe { } {
+    if { [gcc_target_object_format] == "pe" } {
+        return 1;
+    } else {
+        return 0;
+    }
+}
+
 # Returns 1 if the target toolchain supports ifunc, 0 otherwise.
 
 proc check_ifunc_available { } {
-- 
2.49.0