From: Brad Smith <brad@comstyle.com>
Date: Mon, 22 Sep 2025 12:01:00 +0000 (-0400)
Subject: [PATCH] [Driver] Enable __float128 support on X86 on Hurd (#160045)
X-Git-Tag: archive/raspbian/1%19.1.7-22+rpi1^2~43
X-Git-Url: https://dgit.raspbian.org/%22http://www.example.com/cgi/%22/%22http:/www.example.com/cgi/%22?a=commitdiff_plain;h=0849ba17e7b04535462e08b1865dbc7d93ed8aef;p=llvm-toolchain-19.git

[PATCH] [Driver] Enable __float128 support on X86 on Hurd (#160045)


Gbp-Pq: Topic hurd
Gbp-Pq: Name 47211c4b96e99a3344a71570a99b991c5f5c1c01.patch
---

diff --git a/clang/lib/Basic/Targets/OSTargets.h b/clang/lib/Basic/Targets/OSTargets.h
index 357c196505..8c489d0e86 100644
--- a/clang/lib/Basic/Targets/OSTargets.h
+++ b/clang/lib/Basic/Targets/OSTargets.h
@@ -303,9 +303,21 @@ protected:
       Builder.defineMacro("_REENTRANT");
     if (Opts.CPlusPlus)
       Builder.defineMacro("_GNU_SOURCE");
+    if (this->HasFloat128)
+      Builder.defineMacro("__FLOAT128__");
   }
 public:
-  using OSTargetInfo<Target>::OSTargetInfo;
+  HurdTargetInfo(const llvm::Triple &Triple, const TargetOptions &Opts)
+      : OSTargetInfo<Target>(Triple, Opts) {
+    switch (Triple.getArch()) {
+    default:
+      break;
+    case llvm::Triple::x86:
+    case llvm::Triple::x86_64:
+      this->HasFloat128 = true;
+      break;
+    }
+  }
 };
 
 // Linux target
diff --git a/clang/test/CodeGenCXX/float128-declarations.cpp b/clang/test/CodeGenCXX/float128-declarations.cpp
index 84b8f7f330..0f2e82bbfc 100644
--- a/clang/test/CodeGenCXX/float128-declarations.cpp
+++ b/clang/test/CodeGenCXX/float128-declarations.cpp
@@ -6,6 +6,10 @@
 // RUN:   %s -o - | FileCheck %s -check-prefix=CHECK-X86
 // RUN: %clang_cc1 -emit-llvm -triple x86_64-unknown-linux-gnu -std=c++11 \
 // RUN:   %s -o - | FileCheck %s -check-prefix=CHECK-X86
+// RUN: %clang_cc1 -emit-llvm -triple i386-unknown-hurd-gnu -std=c++11 \
+// RUN:   %s -o - | FileCheck %s -check-prefix=CHECK-X86
+// RUN: %clang_cc1 -emit-llvm -triple x86_64-unknown-hurd-gnu -std=c++11 \
+// RUN:   %s -o - | FileCheck %s -check-prefix=CHECK-X86
 // RUN: %clang_cc1 -emit-llvm -triple i386-unknown-freebsd -std=c++11 \
 // RUN:   %s -o - | FileCheck %s -check-prefix=CHECK-X86
 // RUN: %clang_cc1 -emit-llvm -triple amd64-unknown-freebsd -std=c++11 \