[PATCH] [Flang][Debug] NFC: Correct the REQUIRES line to use system-linux

[kkwli0]

Thanks. LGTM

flang/test/Lower/module-debug-file-loc-linux.f90

 ! Test that the module has the location information
 
 ! RUN: %flang_fc1 -mmlir --mlir-print-debuginfo -emit-fir -o - %s | FileCheck %s
 
-! REQUIRES: linux
+! REQUIRES: system-linux
 
 subroutine sb1()
 end subroutine
 
 ! CHECK: module attributes
 ! CHECK:   func.func @_QPsb1() {
 ! CHECK:   }
 ! CHECK: } loc(#[[MODULE_LOC:.*]])
 ! CHECK: #[[MODULE_LOC]] = loc("/{{.*}}flang/test/Lower/module-debug-file-loc-linux.f90":0:0)

flang/test/Transforms/debug-line-table-existing.fir

 
 // RUN: fir-opt --add-debug-foundation --mlir-print-debuginfo %s | FileCheck %s
-// REQUIRES: linux
+// REQUIRES: system-linux
 
 // Test that there are no changes to a function with existed fused loc debug
-module {
+module attributes {} {
   func.func @_QPs1() {
     return loc(#loc1)
   } loc(#loc2)
 } loc(#loc)
 #di_basic_type = #llvm.di_basic_type<tag = DW_TAG_base_type, name = "void", encoding = DW_ATE_address>
 #di_file = #llvm.di_file<"simple.f90" in "/home/user01/llvm-project/build_release">
 #loc = loc("/home/user01/llvm-project/build_release/simple.f90":0:0)
 #loc1 = loc("/home/user01/llvm-project/build_release/simple.f90":1:1)
 #di_compile_unit = #llvm.di_compile_unit<sourceLanguage = DW_LANG_Fortran95, file = #di_file, producer = "Flang", isOptimized = false, emissionKind = LineTablesOnly>
 #di_subroutine_type = #llvm.di_subroutine_type<callingConvention = DW_CC_normal, types = #di_basic_type, #di_basic_type>
 #di_subprogram = #llvm.di_subprogram<compileUnit = #di_compile_unit, scope = #di_file, name = "_QPs1", linkageName = "_QPs1", file = #di_file, line = 1, scopeLine = 1, subprogramFlags = Definition, type = #di_subroutine_type>
 #loc2 = loc(fused<#di_subprogram>[#loc1])
 
-module {
-  func.func @_QPs1() {
-    return loc(#loc1)
-  } loc(#loc2)
-} loc(#loc)
 // CHECK: #loc = loc("/home/user01/llvm-project/build_release/simple.f90":0:0)
 // CHECK: #loc1 = loc("/home/user01/llvm-project/build_release/simple.f90":1:1)
 // CHECK: #di_subprogram = #llvm.di_subprogram<compileUnit = #di_compile_unit, scope = #di_file, name = "_QPs1", linkageName = "_QPs1", file = #di_file, line = 1, scopeLine = 1, subprogramFlags = Definition, type = #di_subroutine_type>
 // CHECK: #loc2 = loc(fused<#di_subprogram>[#loc1])

flang/test/Transforms/debug-line-table-inc-file.fir

 
 // RUN: fir-opt --add-debug-foundation --mlir-print-debuginfo %s | FileCheck %s
-// REQUIRES: linux
+// REQUIRES: system-linux
 
 // Test for included functions that have a different debug location than the current file
 module attributes {} {
   func.func @_QPsinc() {
     return loc(#loc2)
   } loc(#loc1)
   func.func @_QQmain() {
     fir.call @_QPsinc() fastmath<contract> : () -> () loc(#loc4)

flang/test/Transforms/debug-line-table-inc-same-file.fir

 
 // RUN: fir-opt --add-debug-foundation --mlir-print-debuginfo %s | FileCheck %s
-// REQUIRES: linux
+// REQUIRES: system-linux
 
 // Test that there is only one FileAttribute generated for multiple functions
 // in the same file.
 module attributes {} {
   func.func @_QPs1() {
     return loc(#loc2)
   } loc(#loc1)
   func.func @_QPs2() {