r363682 - AMDGPU: Disable errno by default

[Matt Arsenault via cfe-commits]

Author: arsenm
Date: Tue Jun 18 06:59:32 2019
New Revision: 363682

URL: http://llvm.org/viewvc/llvm-project?rev=363682&view=rev
Log:
AMDGPU: Disable errno by default

Modified:
    cfe/trunk/lib/Driver/ToolChains/AMDGPU.h
    cfe/trunk/test/Driver/fast-math.c

Modified: cfe/trunk/lib/Driver/ToolChains/AMDGPU.h
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Driver/ToolChains/AMDGPU.h?rev=363682&r1=363681&r2=363682&view=diff
==============================================================================
--- cfe/trunk/lib/Driver/ToolChains/AMDGPU.h (original)
+++ cfe/trunk/lib/Driver/ToolChains/AMDGPU.h Tue Jun 18 06:59:32 2019
@@ -57,6 +57,8 @@ public:
                   const llvm::opt::ArgList &Args);
   unsigned GetDefaultDwarfVersion() const override { return 5; }
   bool IsIntegratedAssemblerDefault() const override { return true; }
+  bool IsMathErrnoDefault() const override { return false; }
+
   llvm::opt::DerivedArgList *
   TranslateArgs(const llvm::opt::DerivedArgList &Args, StringRef BoundArch,
                 Action::OffloadKind DeviceOffloadKind) const override;

Modified: cfe/trunk/test/Driver/fast-math.c
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/Driver/fast-math.c?rev=363682&r1=363681&r2=363682&view=diff
==============================================================================
--- cfe/trunk/test/Driver/fast-math.c (original)
+++ cfe/trunk/test/Driver/fast-math.c Tue Jun 18 06:59:32 2019
@@ -97,6 +97,12 @@
 // RUN:   | FileCheck --check-prefix=CHECK-NO-MATH-ERRNO %s
 // RUN: %clang -### -target x86_64-linux-android -c %s 2>&1 \
 // RUN:   | FileCheck --check-prefix=CHECK-NO-MATH-ERRNO %s
+// RUN: %clang -### -target amdgcn-amd-amdhsa -c %s 2>&1 \
+// RUN:   | FileCheck --check-prefix=CHECK-NO-MATH-ERRNO %s
+// RUN: %clang -### -target amdgcn-amd-amdpal -c %s 2>&1 \
+// RUN:   | FileCheck --check-prefix=CHECK-NO-MATH-ERRNO %s
+// RUN: %clang -### -target amdgcn-mesa-mesa3d -c %s 2>&1   \
+// RUN:   | FileCheck --check-prefix=CHECK-NO-MATH-ERRNO %s
 //
 // Check that -ffast-math disables -fmath-errno, and -fno-fast-math merely
 // preserves the target default. Also check various flag set operations between