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// RUN: %clang_cc1 -S -cl-denorms-are-zero -o - %s 2>&1
// RUN: %clang_cc1 -emit-llvm -cl-denorms-are-zero -o - -triple amdgcn--amdhsa -target-cpu fiji %s | FileCheck %s
// RUN: %clang_cc1 -emit-llvm -o - -triple amdgcn--amdhsa -target-cpu fiji %s | FileCheck %s --check-prefix=CHECK-DENORM
// RUN: %clang_cc1 -emit-llvm -target-feature +fp32-denormals -target-feature -fp64-denormals -cl-denorms-are-zero -o - -triple amdgcn--amdhsa -target-cpu fiji %s | FileCheck --check-prefix=CHECK-FEATURE %s
// For non-amdgcn targets, this test just checks that the -cl-denorms-are-zero argument is accepted
// by clang. This option is currently a no-op, which is allowed by the
// OpenCL specification.
// For amdgcn target cpu fiji, fp32 should be flushed since fiji does not support fp32 denormals, unless +fp32-denormals is
// explicitly set. amdgcn target always do not flush fp64 denormals.
// CHECK-DENORM-LABEL: define void @f()
// CHECK-DENORM: attributes #{{[0-9]*}} = {{{[^}]*}} "target-features"="{{[^"]*}}+fp64-denormals,{{[^"]*}}-fp32-denormals{{[^"]*}}"
// CHECK-LABEL: define void @f()
// CHECK: attributes #{{[0-9]*}} = {{{[^}]*}} "target-features"="{{[^"]*}}+fp64-denormals,{{[^"]*}}-fp32-denormals{{[^"]*}}"
// CHECK-FEATURE-LABEL: define void @f()
// CHECK-FEATURE: attributes #{{[0-9]*}} = {{{[^}]*}} "target-features"="{{[^"]*}}+fp32-denormals,{{[^"]*}}-fp64-denormals{{[^"]*}}"
void f() {}
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